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Getting started
New to CapKit? Start here.
What is CapKit?
CapKit is an AI-powered caption generator for short-form videos. Upload your TikTok, Reel, or Short, and get professional, viral-style captions in under 30 seconds. No editing skills required.
How long does processing take?
Most videos are processed in 30-45 seconds. Processing time depends on video length and complexity, but we optimize for speed so you can get your captioned video quickly.
Is there a free trial?
Yes! You get 3 free videos to try CapKit. No credit card required. Videos are limited to 45 seconds during the trial but you can test all caption styles.
What video formats are supported?
We support all common video formats including MP4, MOV, AVI, and more. Video duration limits depend on your plan: Creator (90 sec), Studio (3 min), Agency (5 min).