Best Free CTV & OTT Advertising Platforms

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Compare the Top Free CTV & OTT Advertising Platforms as of July 2025

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What are Free CTV & OTT Advertising Platforms?

CTV and OTT advertising platforms are two of the most popular digital ad formats available today. CTV, or Connected TV, targets viewers through streaming services on smart devices like TVs, video game consoles, and set-top boxes connected to the internet. OTT advertising leverages over-the-top streaming media services such as Hulu and Sling TV. Both CTV and OTT platforms provide marketers with an opportunity to target specific audiences through targeted ads based on demographics, interests, or viewing history. Furthermore, both platform offer detailed analytics that measure reach, frequency, impressions, views and other metrics related to campaigns. In summary, CTV and OTT are powerful advertising platforms for reaching a wide range of consumers with precise targeting capabilities. Compare and read user reviews of the best Free CTV & OTT Advertising platforms currently available using the table below. This list is updated regularly.

  • 1
    Adctv

    Adctv

    Adctv

    Whether for a brand or an advertising agency, connected TV advertising has become crucial for any comprehensive, cross-channel ad campaign. Reach an all-new audience base to optimize your returns on digital ad spend with creative and engaging OTT and CTV ads. Send in your details to schedule a demo of our services. Our representatives will get in touch with you to guide you through what Adctv has to offer. The representative will understand your requirements and help you tailor a plan that suits your needs. Get complete support in setting up your Adctv account. Begin your journey to enhanced ROI and reach as you create, deliver, and measure the performance of dynamic ads across the CTV and OTT ecosystem.
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  • 2
    Fraudlogix

    Fraudlogix

    Fraudlogix

    Fraudlogix provides real-time fraud detection APIs to block bots, proxies, VPNs, and high-risk IPs before they impact your business. Ideal for developers and security teams in Affiliate Marketing, Ad Tech, E-commerce, Banking, and Cybersecurity, our Bot & Fraud API offers 1,000 free IP lookups per month - no credit card required. Backed by a proprietary network monitoring 300M+ URLs and apps, we help stop invalid traffic (IVT), fake signups, click fraud, account takeovers, and card fraud. Fraudlogix uses behavioral intelligence and IP risk scoring to identify fraudulent activity in milliseconds. With flexible integration options - APIs, JS pixel, or server-to-server - Fraudlogix makes enterprise-grade fraud prevention easy to deploy and scale. Try it free and start protecting your traffic instantly.
    Starting Price: $0/month
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  • 3
    ad:personam

    ad:personam

    ad:personam

    ad:personam is a self serve DSP built on Xandr Microsoft DSP's API offering a solution for programmatic advertising to businesses, startups, and SMB agencies. With no minimum ad spend, it breaks financial barriers, making programmatic advertising accessible to all. The platform offers an array of programmatic buying solutions, including Contextual Targeting, Audience Target Groups, Connected TV, Video & Audio Campaigns and Retargeting. The platform supports creative ad formats like GIF, JPEG, PNG, HTML5, video and audio files. Integration with Google Looker offers real-time performance dashboards for effective reporting. The Smart Templates feature ensures swift campaign setup, while built-in fraud detection and site whitelisting/blocklisting tools ensure authentic ad interactions. Furthermore, ad:personam offers access to global inventory and 3rd party data providers across display, video, audio, and CTVs, opening the doors to high-quality audiences and premium sites.
    Starting Price: €149/month
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