Best AI Code Review Tools with a Free Trial
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Compare the Top AI Code Review Tools with a Free Trial as of November 2025
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What are AI Code Review Tools with a Free Trial?
AI code review tools are AI-powered software tools that automate the process of reviewing code by using artificial intelligence to detect bugs, vulnerabilities, and code quality issues. These tools analyze code for common errors, performance optimizations, and adherence to best practices, helping developers improve code efficiency and maintainability. They often integrate with version control systems, providing real-time feedback and suggestions as developers write and commit their code. By leveraging AI, these tools can also identify security risks, improve code consistency, and reduce the time spent on manual reviews. Ultimately, AI code review tools enhance development workflows by streamlining the review process and ensuring higher-quality software. Compare and read user reviews of the best AI Code Review tools with a Free Trial currently available using the table below. This list is updated regularly.
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1
Windsurf Editor
Windsurf
The Windsurf Editor is a free AI-powered IDE and AI coding assistant that accelerates development by providing intelligent code generation and agents in over 70 programming languages and more than 40 IDEs, including VSCode, JetBrains, and Jupyter Notebooks. With Windsurf, developers can write code faster, eliminate repetitive tasks, and stay in the flow state—whether they're working with Python, JavaScript, C++, or any other language. Built on billions of lines of open-source code, Windsurf Editor understands and anticipates your coding needs, offering multiline suggestions, automated unit tests, and even natural language explanations for complex functions. It’s perfect for streamlining code writing, reducing boilerplate, and cutting down the time spent on documentation searches. Trusted by individual developers and Fortune 500 companies alike, Windsurf Editor is your go-to solution for boosting productivity and writing better code. Try Windsurf for free today!Starting Price: Free -
2
Bito
Bito
Bito uses AI to streamline code reviews, making them faster and more consistent. The AI Code Review Agent understands the broader codebase and delivers precise, context-aware suggestions on pull requests. Engineering teams rely on Bito to speed up review cycles, catch regressions early, and improve code quality. It integrates with GitHub, GitLab, and Bitbucket, and installs with a single click. No code is stored, and no models are trained on your data.Starting Price: $15/seat/month -
3
Amp
Sourcegraph
Amp by Sourcegraph is an advanced agentic coding tool designed to enhance software development speed, quality, and team collaboration. It leverages frontier AI models to perform autonomous reasoning, comprehensive code editing, and complex task execution. Developers can use Amp directly from their terminal via CLI or as a VS Code extension, eliminating the need to learn a new UI. The platform promotes sharing of workflows, context, and code changes to improve team efficiency and reuse successful patterns. Amp scales seamlessly from individual developers to large enterprises, offering enterprise-grade security, privacy, and compliance features. Users praise Amp for its smart, fast, and high-quality coding assistance that consistently outperforms competitors. -
4
Augment Code
Augment Code
Augment Code is an AI-powered coding agent designed specifically for professional software engineers working with large codebases. It integrates seamlessly with popular IDEs like Visual Studio Code, IntelliJ IDEA, and Vim, offering tools for SDK migration, code refactoring, and documentation. Augment Code enhances developers’ productivity by understanding their unique code style and context, providing personalized recommendations and explanations. The platform supports over 100 native and MCP tools, allowing engineers to debug and code more efficiently without switching between different applications.Starting Price: $50 per developer per month -
5
GitHub Copilot
GitHub
GitHub Copilot is an AI-powered coding companion that helps developers write, debug, and refactor code faster than ever. Built directly into popular IDEs like VS Code, JetBrains, and Visual Studio, Copilot suggests context-aware code completions and automates repetitive tasks. With Agent Mode, Copilot can plan, write, test, and even submit pull requests—acting like an onboarded team member that understands your repositories. Developers can toggle between advanced models such as GPT-5, Claude Opus 4.1, and Gemini 2.5 Pro to balance speed and depth. Its Copilot Chat and Spaces features bring code, documentation, and project notes together for richer, team-tailored insights. Whether you’re building solo or leading an enterprise project, Copilot enhances productivity and creativity across the entire software lifecycle. The GitHub Copilot coding agent streamlines development by automating repetitive and time-consuming tasks, allowing developers to focus on more complex coding.Starting Price: $10 per month -
6
Snyk
Snyk
Snyk is the leader in developer security. We empower the world’s developers to build secure applications and equip security teams to meet the demands of the digital world. Our developer-first approach ensures organizations can secure all of the critical components of their applications from code to cloud, leading to increased developer productivity, revenue growth, customer satisfaction, cost savings and an overall improved security posture. Snyk’s Developer Security Platform automatically integrates with a developer’s workflow and is purpose-built for security teams to collaborate with their development teams. Snyk is used by 1,200 customers worldwide today, including industry leaders such as Asurion, Google, Intuit, MongoDB, New Relic, Revolut and Salesforce. Snyk is recognized on the Forbes Cloud 100 2021, the 2021 CNBC Disruptor 50 and was named a Visionary in the 2021 Gartner Magic Quadrant for AST.Starting Price: $0 -
7
GoCodeo
GoCodeo
GoCodeo is an AI-powered coding assistant designed to enhance developer productivity by automating code generation, testing, and debugging. Integrated with VS Code, the platform helps developers build, test, and deploy applications faster and more efficiently. It provides real-time AI-driven suggestions for coding, generates production-ready tests in under 30 seconds, and offers intelligent debugging with failure insights. GoCodeo supports over 25 programming languages and frameworks, making it a versatile tool for developers working in various environments. With its seamless integration and powerful AI capabilities, GoCodeo simplifies workflows and boosts development speed.Starting Price: $9 per month -
8
Gemini Code Assist
Google
Increase software development and delivery velocity using generative AI assistance, with enterprise security and privacy protection. Gemini Code Assist completes your code as you write, and generates whole code blocks or functions on demand. Code assistance is available in many popular IDEs, such as Visual Studio Code, JetBrains IDEs (IntelliJ, PyCharm, GoLand, WebStorm, and more), Cloud Workstations, Cloud Shell Editor, and supports 20+ programming languages, including Java, JavaScript, Python, C, C++, Go, PHP, and SQL. Through a natural language chat interface, you can quickly chat with Gemini Code Assist to get answers to your coding questions, or receive guidance on coding best practices. Chat is available in all supported IDEs. Enterprises can customize Gemini Code Assist using their organization’s private codebases and knowledge sources so that Gemini Code Assist can offer more tailored assistance. Gemini Code Assist enables large-scale changes to entire codebases.Starting Price: Free -
9
Amazon CodeGuru
Amazon
Amazon CodeGuru is a developer tool powered by machine learning that provides intelligent recommendations for improving code quality and identifying an application’s most expensive lines of code. Integrate Amazon CodeGuru into your existing software development workflow where you will experience built-in code reviews to detect and optimize the expensive lines of code to reduce costs. Amazon CodeGuru Profiler helps developers find an application’s most expensive lines of code along with specific visualizations and recommendations on how to improve code to save money. Amazon CodeGuru Reviewer uses machine learning to identify critical issues and hard-to-find bugs during application development to improve code quality. -
10
Code Climate
Code Climate
Velocity provides in-depth, contextual analytics that equip engineering leaders to support stuck team members, address team roadblocks, and streamline engineering processes. Actionable metrics for engineering leaders. Velocity turns data from commits and pull requests into the insights you need to make lasting improvements to your team’s productivity. Quality: Automated code review for test coverage, maintainability and more so that you can save time and merge with confidence. Receive automated code review comments on your pull requests. Our 10-point technical debt assessment provides real-time feedback, so you can save time and focus on what matters in your code review discussions. Get test coverage right, every time. See coverage line by line within diffs. Never merge code without sufficient tests again. At a glance, identify frequently changed files that have inadequate coverage and maintainability issues. Track your progress against measurable goals, day-by-day. -
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CodeScene
CodeScene
CodeScene is a code analysis, visualization, and reporting tool. Cross reference contextual factors such as code quality, team dynamics, and delivery output to get actionable insights to effectively reduce technical debt and deliver better code quality. We enable software development teams to make confident, data-driven decisions that fuel performance and developer productivity. Supporting 28+ programming languages, CodeScene also offers an automated integration with GitHub, BitBucket, Azure DevOps or GitLab pull requests to incorporate the analysis results into existing delivery workflows. Automate your code reviews, get early warnings and recommendations about complex code before merging it to the main branch and set quality gates to trigger in case your code health declines.Starting Price: €18 per active author/month -
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CodeSandbox
CodeSandbox
CodeSandbox is a cloud development platform that empowers development teams to code, collaborate, and ship projects of any size from any device in record time. Run your code in powerful microVMs and build anything without limits. We configure your environment for you and keep your code always ready, behind a URL. Boxy, the CodeSandbox AI coding assistant, is also now available to all Pro subscribers.Starting Price: $12 per month -
13
Swimm
Swimm
Never let onboarding, knowledge silos, or context switching slow you down. Use Swimm to create and edit docs that are coupled with your code, auto-synced, and integrated into your workflow. Swimm's language agnostic editor, paired with its Smart Tokens and Snippet Studio is the foundation for modern documentation. Build great media-rich docs coupled with the code. Swimm's Auto-sync algorithm, helps your documentation stay in sync through refactoring and reorganization. You don't have to worry about changing file names, function names, or your implementation. Swimm will be able to keep up with it. Swimm checks your docs as your code evolves, and notifies you if your changes affect your documentation. Access docs right next to the code they refer to. Stay in your IDE and your flow. When you click on a link, your IDE will open a new tab with the documentation perfectly rendered from Markdown.Starting Price: $29 per month -
14
Pullflow
Pullflow
Collaborate with each other and AI in the most natural way without leaving your favorite tools - minimizing distraction and context switching. Pullflow synchronizes user identities and code-review activity across GitHub, Slack, and VS Code, enabling you to converse naturally across platforms. Take action from wherever you are, and return to your flow. Pullflow integrates with GitHub Actions, external CI/CD, GitHub apps, and more, to bring you a single view of your pull request from draft and review to test and deploy. Let Pullflow take care of quick actions for you with just a chat mention or IDE keyboard shortcut. Request review, add/remove labels, give feedback, approve, and more, without a trip to GitHub.Starting Price: $5 per user per month -
15
CodeRabbit
CodeRabbit
Privacy-focused, contextual pull request reviews with line-by-line code suggestions and interactive chat that gets smarter over time. The diff in the pull request is transformed into a clear summary, helping you understand the intent of the changes. Creates automated release notes, convenient for inclusion in the release documentation. A detailed, line-by-line analysis of the code changes provides precise and actionable suggestions ready to be committed. Ask questions to the bot within your code lines, provide more context, and have it write the code. The more you chat with the bot, the smarter it will become. Shorten cycle time with faster review feedback and high-quality code change suggestions. Your data stays confidential and solely fine-tunes your reviews. The system learns from your interactions, refining the reviews to align with your preferences.Starting Price: $12 per month -
16
Squire AI
Squire AI
Get away from essay writing, Squire writes pull request descriptions for you. Keep your team in sync with a clear description and changelog. With an agentic workflow, Squire has a team reviewing your PR with the full context of your codebase. Able to catch many issues like systemic breaking changes, security concerns, and even small spelling mistakes. We improve code quality and get your PR into production. Squire is a context-aware agent who works with you to write pull request descriptions, review PRs, and learn how you like your code reviewed. Squire learns how your team reviews code and fits your style with explicit configuration and learning from your team's interactions. Map and synchronize ownership and responsibility across your entire engineering stack. Maintain compliance by applying and maintaining rules on your engineering components.Starting Price: $20 per month -
17
Tusk
Tusk
Save time and effort by assigning smaller tickets to an AI agent. Tusk helps software engineers complete chore tickets at the speed of thought. Tusk automatically iterates on its code changes to address any code reviews left on the pull request. No good engineer pushes code without testing. Tusk runs your automated checks and tests to make sure the PR works. If we can’t create a pull request, we’ll still save you time by providing code context as a jumping-off point. With Tusk, you can avoid getting distracted by your PMs over chore tickets. Focus your time on fulfilling work, while also raising the bar on your product. Customer-reported bugs can be time-consuming to investigate and tackle. Let Tusk have the first pass at fixing them. We know you have better things to do than removing a word in a header or finding and replacing a term across multiple files. Have Tusk go through your product quality backlog. We'll implement the UI/UX changes that you've been neglecting for weeks.Starting Price: $495 per month -
18
Graphite
Graphite
Streamline Git commands and seamlessly stack pull requests from your terminal. Create and edit stacked PRs visually without leaving your IDE. Stay on top of every PR and review request in one unified inbox. Get immediate, actionable feedback on every pull request with Graphite's codebase-aware AI. Eliminate merge conflicts and keep your main branch green, whether you're a team of 10 or 10,000. Accelerate your team with powerful, real-time developer metrics. A faster, more intuitive Git interface, designed to make stacking effortless. Run gt create again to stack another branch on top of your previous changes without waiting for them to merge into the main. Automatically sync your local stack with remote changes, and clean up stale branches with gt sync. Update changes across your stack with gt modify. Graphite handles all of the recursive rebasing for you. Create or update PRs for every branch in your stack with gt submit.Starting Price: $99 per month -
19
Astronuts
Astronuts
Astronuts is an AI-powered code review platform designed to streamline the development process by automating code reviews and bug fixes. Developers can initiate code analysis with a simple command, receiving line-by-line smart comments and auto-fix suggestions. The platform offers features such as pull request summaries, code quality metrics, and change logs, all accessible through a user-friendly interface. Astronuts integrates seamlessly with GitHub, allowing teams to monitor pull request batch sizes and code health metrics, thereby reducing code review time and minimizing bugs. The platform also provides real-time chat for code-related queries, configurable behavior settings, and gateway rules to enforce code quality standards. With support for multiple programming languages and build systems, Astronuts caters to diverse development environments. The platform offers a free trial with $5 in credits, enabling teams to experience its benefits without initial costs.Starting Price: $8 per month -
20
GitLab Duo
GitLab
Ship more secure software faster with AI throughout the entire software development lifecycle GitLab Duo is an AI-powered assistant integrated into the GitLab platform, designed to enhance software development productivity and collaboration. It provides intelligent code suggestions, helps refactor and debug code, and streamlines workflows by automating repetitive tasks. GitLab Duo also supports natural language queries for project management and development insights, enabling developers to interact with their repositories more intuitively. Integrated with popular IDEs like JetBrains and Neovim, GitLab Duo ensures seamless assistance within developers' preferred environments. By combining AI-driven efficiency with GitLab’s robust DevSecOps features, GitLab Duo empowers teams to deliver high-quality software faster and more collaboratively.Starting Price: $19/user/month -
21
devlo
devlo AI
devlo is an AI-powered development assistant designed to help teams accelerate their software development process by automating tasks such as bug fixing, feature development, code enhancements, and automated testing. The platform integrates seamlessly with GitHub repositories, enabling developers to resolve tickets, review pull requests, and generate unit tests with minimal effort. devlo’s AI capabilities allow it to understand and validate code changes, automate follow-up tasks, and provide expert-level code reviews in under a minute. By handling routine development tasks, devlo empowers teams to focus on innovation and ship products faster, while ensuring high-quality, secure code. It supports all major programming languages and is built with enterprise-grade security and privacy in mind.Starting Price: $39/month -
22
Matter AI
Matter AI
Matter AI is an AI-powered code reviewer designed to streamline pull request workflows by generating detailed, context-aware summaries in seconds, eliminating the need for manual writing. It enhances code quality by identifying bugs, security risks, and performance issues before they reach production. By integrating with internal tools like Notion, JIRA, Confluence, and Linear, Matter AI provides reliable and trusted summaries and code analysis. Its AI explanations help reviewers understand complex code instantly, making approvals smoother and reducing review cycles. Matter AI operates with a strong emphasis on security, being SOC 2 Type II certified, and ensures data privacy by processing code in isolated environments without storing proprietary code. This tool is ideal for development teams aiming to accelerate their code review process while maintaining high standards of code quality and security.Starting Price: $12 per month -
23
Entelligence
Entelligence
Entelligence AI is an AI-powered engineering intelligence platform designed to streamline development workflows, enhance collaboration, and boost productivity across the software development lifecycle. It automates code reviews and pull request (PR) analysis with intelligent agents, cutting review time, surfacing bugs early, and boosting engineering productivity. Entelligence's Deep Review feature detects complex issues across files with deep context analysis of the entire codebase, providing PR summaries, smart comments, and quick fixes. Entelligence AI also offers performance insights, tracking team performance, sprint progress, and code quality, monitoring output per engineer, review depth, and sprint assessments in real-time. Its self-updating documentation feature turns code into clear docs and refreshes them on every commit.Starting Price: $29 per month -
24
Macroscope
Macroscope
Macroscope is an AI-powered analytics and visibility tool for engineering and product teams that connects directly to a company’s codebase, commit history, issue/ticket systems like Linear or Jira, and Slack, in order to automatically generate insights about what is happening in the development workflow. It analyzes changes via code-walking the Abstract Syntax Tree (AST) to understand relationships and dependencies in code, then produces summaries of commits, pull requests (including auto-reviews and PR descriptions), overall codebase changes, and trends in feature development or bug resolution. Stakeholders can ask natural language questions about progress (“What did we ship last week?” etc.), see how engineering time is allocated, detect high-signal bugs with fewer false positives, and track productivity and status without needing to dive into all the individual diffs.Starting Price: $30 per month -
25
P4
Perforce
P4 (formerly Helix Core) is an enterprise-grade version control system designed to manage the complexities of modern software development. It allows teams to store, track, and manage all digital assets—ranging from source code to 3D models—with unprecedented scalability. P4 is ideal for large, distributed teams working on large-scale projects, offering powerful collaboration tools, seamless integrations, and advanced branching capabilities. With strong support for both centralized and distributed workflows, P4 enhances productivity and efficiency, making it a top choice for software, game, and hardware development teams. -
26
Codacy
Codacy
Codacy is an automated code review tool that helps identify issues through static code analysis, allowing engineering teams to save time in code reviews and tackle technical debt. Codacy integrates seamlessly into existing workflows on your Git provider, and also with Slack, JIRA, or using Webhooks. Users receive notifications on security issues, code coverage, code duplication, and code complexity in every commit and pull request along with advanced code metrics on the health of a project and team performance. The Codacy CLI enables running Codacy code analysis locally, so teams can see Codacy results without having to check their Git provider or the Codacy app. Codacy supports more than 30 coding languages and is available in free open-source, and enterprise versions (cloud and self-hosted). For more see https://www.codacy.com/Starting Price: $15.00/month/user -
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Ellipsis
Ellipsis
Ellipsis is capable of reviewing, writing, and answering questions about your source code. Ellipsis uses LLM's to leave thoughtful code reviews, summaries, and easy-to-accept suggestions. We'll even consider your style guide when reviewing. Automate bug fixes and simple changes by opening an issue and assigning it to Ellipsis. Ship faster by having Ellipsis address comments left on pull requests. We'll interpret the comments and write tested, working code. Ellipsis doesn't store or train on your source code. It will never commit to your default branch, and will only add new commits or open new pull requests when you explicitly request it. Create multi-file code changes from natural language requirements, such as bug reports or feature requests. Answer questions about a codebase during onboarding, development, and bug triaging. -
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CodeMind
CodeMind
Experience the power of AI in your coding process. CodeMind offers insightful suggestions that will elevate your code to new heights. Use different features from your version control. Get your code reviewed, catch bugs, and get ideas on how you can improve the code. Get a summary of merge requests to help reviewers better review your code. While you are reviewing, if the code looks complex, ask for an explanation. Explain application code, infrastructure code, and complex regex. Managing code reviews can be a challenging task. Manually reviewing each line of code is time-consuming, prone to human error, and might overlook potential optimization opportunities. We're here to transform this process. Our tool expedites the review process, freeing up your valuable time for what truly matters, writing great code. Our AI-driven tool offers in-depth code review, identifying potential issues that can be missed during manual reviews.Starting Price: $15 per month -
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CodeAnt AI
CodeAnt AI
Summarize pull request changes concisely to help the team quickly understand their impact. Detect and auto-fix code quality issues and anti-patterns for 30+ languages. Scan every code change for OWASP, CWE, SANS, and NIST vulnerabilities, and fix them. Scan every PR against over 10,000 policies to detect infrastructure as code issues and understand their impact. Identifies and protects sensitive information in your codebase, including API keys, tokens, and other secrets. Identify potential issues in code logic, and data structures, and understand their impact. Get a Code Health Dashboard and gain instant visibility into your code and infrastructure's health. Identify high-severity issues, understand their impact, and fix them. Receive weekly executive reports on new issues found, fixed, and pending resolution. Your pair programmer that will help you find and auto-fix over 5000+ code quality issues and security vulnerabilities without leaving the IDE.Starting Price: $19 per month -
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Revolte
Revolte
Revolte is a NoOps, unified developer-first cloud platform that streamlines deployment, automates operations, and secures infrastructure—eliminating the need for deep DevOps expertise while reducing operational costs. Designed to provide a seamless, fully managed experience, Revolte takes full ownership of the underlying infrastructure, ensuring developers can focus solely on building without the complexities of cloud management. Unlike traditional multi-cloud platforms, Revolte operates on dedicated bare-metal infrastructure , delivering high performance, predictable costs, and a cloud-like experience without virtualization overhead. With AI-powered PR automation, one-click deployments, a simple CLI to reduce tool sprawl, and integrated Zero Trust security.Starting Price: $65/month
