Reaction Video Maker & Split Screen Video Maker
ReactionMaker is a free browser-based reaction video maker and split screen video maker. Create side-by-side videos, TikTok duet layouts, gaming facecam edits and YouTube reaction videos instantly — without watermark or login.
Choose Your Creator Tool
Reaction Video Maker
Create YouTube reaction videos and commentary layouts easily.
Use Reaction Video Maker →TikTok Duet Maker
Make vertical duet style videos optimized for TikTok and Reels.
Use TikTok Duet Maker →Add Facecam to Video Online
Overlay your camera on any video in your browser with no watermark.
Use Add Facecam to Video Online →More ReactionMaker Pages
Explore targeted creator pages for YouTube reactions, music reactions, movie reactions, gaming reactions, duet videos and short-form split screen formats.
YouTube Reaction Video Maker
Create YouTube reaction videos with facecam and commentary-friendly layouts.
Open Page →Video Duet Maker Online
Make duet-style videos online for TikTok, Reels and creator collabs.
Open Page →Split Screen Video for Shorts
Create vertical split screen videos for YouTube Shorts and mobile-first content.
Open Page →Why ReactionMaker?
Unlike heavy desktop editors, ReactionMaker runs entirely in your browser. No installation. No account required. Everything processes locally.
- No watermark
- No login required
- Works on desktop and mobile
- Optimized for YouTube Shorts, TikTok and Instagram
- Free split screen creation
How It Works
- Upload two videos.
- Choose layout.
- Adjust audio.
- Select aspect ratio.
- Export final video.
Learn & Grow: Guides for Creators
Want to grow your YouTube or TikTok channel? Learn how to create better reaction videos, improve engagement, and use the right tools effectively.
How to Make Reaction Videos
Step-by-step guide to creating reaction videos using split screen, facecam and duet formats.
Read Full Guide →Best Free Reaction Video Makers Online
Compare the best tools for creating reaction videos without watermark.
Read Article →How to Add Facecam Without OBS
Learn the easiest way to add facecam to videos without installing heavy software.
Read Guide →How to Make Split Screen Videos
Learn how to place two videos in one frame for Shorts, reactions and comparison content.
Read Guide →Start Creating with ReactionMaker
Create reaction videos, split screen layouts, facecam videos, and duet videos without login, watermark, or complicated editing software.
Try ReactionMaker FreeFrequently Asked Questions
Is ReactionMaker free?
Yes. ReactionMaker is free to use with no watermark and no login required.
Do I need to install software?
No. ReactionMaker runs directly in your browser, so you do not need to install heavy desktop editing software.
Is my video uploaded to server?
No. ReactionMaker is designed for browser-based local processing, which helps keep your video workflow private and simple.