No Re-encoding Required

Change APNG Speed

Adjust the playback speed of your animated PNGs instantly. Speed up or slow down animations with zero quality loss.

Drop your APNG files here

Supports Animated PNG (APNG). Process multiple files at once.

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Why Choose Our APNG Speed Changer?

The most efficient way to adjust APNG animation speed directly in your browser.

No Re-encoding

We modify the frame delays directly in the APNG binary data. This means zero quality loss and instant processing, unlike tools that re-encode the image.

Secure & Local

Your files never leave your device. All speed adjustments happen locally in your browser, ensuring maximum privacy and security.

Batch Processing

Upload multiple APNG files and adjust their speed simultaneously. Save time by applying the same speed factor to your entire collection.

How to Change APNG Speed

1

Upload APNGs

Drag and drop your animated PNG files. You can upload multiple files at once.

2

Adjust Speed

Use the slider to speed up (e.g., 2.0x) or slow down (e.g., 0.5x) the animation. Preview the changes instantly.

3

Download

Save your modified APNG files individually or download them all as a ZIP archive.