CastFree
AI Video Studio
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CastFree Studio
Paste your script, pick your avatar, generate a publish-ready video with captions.
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CastFree
HOOK STRENGTH
TONE
Live Preview
16:9
Studio
Start typing your script...
Professional
Updates in real time as you type
Video Title
Give your video a click-worthy title. Use AI to draft 3 options from your script.
AI Title
Script
Hook
★
★
★
★
★
Regenerate
Generate Hook Variants
Write or paste your video script. Each sentence becomes a caption.
At least 10 characters
No history yet
0 / 5000
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Saved
Estimated Reach
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Pick an opening hook
click to swap into your script
Hook Variants History
A/B leaderboard
Top opening hooks you've generated and chosen, ranked by stars.
Title & Thumbnail
Generate Titles
Using niche: General
Titles
Finalize your script, then click Generate Titles to get ranked title and thumbnail ideas.
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Avatar
Studio
Professional look
Custom
Your own style
Clone
AI voice clone
Voice Style
Professional
Authoritative
Casual
Conversational
Energetic
High-energy
Export Format
16:9
YouTube
9:16
TikTok / Reels
1:1
Square
Generate Video
Ready
✓
Script entered
2
API call sent
3
Video rendered
4
Captions encoded
Captions Preview
Enter a script to see caption preview
Script Templates
Viral hooks + outline structures
Niche:
All
Education
Tech
Business
Finance
Lifestyle
Gaming
Fitness
Food
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Saved Topics
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Script Library
Your saved scripts — search, filter, reopen
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Tag:
All
No saved scripts yet. Click "Save to Library" above your script.
Topic Ideas
Tone:
Casual
Professional
Inspirational
Humorous
Select a niche...
Education
Tech
Business
Finance
Lifestyle
Gaming
Fitness
Food
Custom...
Go
Select a niche to see trending topic ideas
Your Video
Video ready
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