Free online GIF inspector
GIF Size Checker
Check GIF file size, pixel dimensions, frame count, duration, and FPS before you compress or share an animated GIF.
Drop your GIF here or click to check size
Inspect GIF dimensions, frames, duration, FPS, and file weight locally.
Files are checked in your browser and are not uploaded.
What This GIF Size Checker Shows
A GIF can become large because of its width, height, frame count, frame rate, color detail, and duration. This tool reads the GIF header and animation frames in your browser so you can understand what is making the file heavy before choosing compression settings.
How to Use GIF Size Details
If the dimensions are wide, resize the GIF before using aggressive compression. If the frame rate is high, reduce FPS to 15, 10, or 8. If the duration is long, trim the source animation first. Checking these details helps you make a smaller GIF without damaging the parts viewers need to understand.
Next Step
After checking the GIF, use the main compressor to reduce file size with width, FPS, and compression-level controls.
Compress GIF online