How to use it
Choose a file, adjust the options, check the preview, and save the generated copy.
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Video & GIF
GIF Speed & Size Optimizer
Adjust GIF speed, frame rate, dimensions and color count.
The first run downloads the FFmpeg engine once (about 32 MB).
Preview
Choose file
🔒 Media files stay in this browser and are never uploaded.
TOOL GUIDE
When to use it
Content reviewed · 2026-07-23
Adjust GIF speed, frame rate, dimensions and color count.
Before you rely on the result
Verify supported formats and the generated file in the service where you plan to use it.
Data handling
Inputs and files are processed in this browser and are not uploaded for the task.
Related tools
A few tools that fit naturally with this task.