Runway
AI video, image and audio creation suite with Gen-4.5, agents and an API
AI video, image and audio creation suite with Gen-4.5, agents and an API
Find similar YouTube channels with AI-powered look-alike search.
Runway is listed under Image & Visual AI and SimilarTube under Sales & Marketing AI. Both have a free plan or trial. Only Runway is available on iOS and Android and offers an API. Only SimilarTube is available on Chrome Extension.
Runway
17 features compared.
Plans as listed by each vendor. Check their sites for current prices.
$0
125 one-time credits that do not expire
$15/month
625 credits per month; $12 per month billed annually
$35/month
2,250 credits per month; $28 per month billed annually
$95/month
9,500 credits per month; $76 per month billed annually
$0every 24 hours
10 limited free searches every 24 hours (email matching not included)
$25.9/month
$1.99 for 3-day trial, then $25.9/month
$49.9/month
$4.99 for 3-day trial, then $49.9/month — most popular
$249.9/month
Billed monthly
Scored out of 10 by the Finder Atlas editorial team. Last reviewed November 2026.
Scores weigh documented features, plan value, platform coverage, integrations and user feedback. A missing score means we have not rated that area yet.
Picked by our editors. Not paid placement.
Image & Visual AI
Image and video generation models with a pay-per-use API and open weights
Image & Visual AI
Generate and edit video and images from text or images with Luma's Ray models
Image & Visual AI
Generate stylized, high-quality AI images and video from text prompts on the web
It depends on your workflow. Runway is built for Text-to-video and image-to-video generation. SimilarTube is built for brands and marketers finding YouTube influencers for campaigns.
Runway: AI video, image and audio creation suite with Gen-4.5, agents and an API. SimilarTube: Find similar YouTube channels with AI-powered look-alike search.
Yes, both do. Runway is freemium and SimilarTube is freemium, and each has a free plan or trial.
Both can be used for free. Paid plans differ in limits and features, so compare the tiers in the pricing table above.