Terms of use

Use these tools for files you are entitled to process, and check the result before relying on it.

What the tools do

MyBestToolbox offers free browser tools for image compression, resizing, animation conversion and editing, volume adjustment and audio reversal. Supported formats, limits and output behavior are described on each tool page. Browser capabilities can affect processing and downloads.

Review your output

Compression can reduce detail; resizing can crop or add borders; audio processing can change dynamics. Keep your original files and review previews and downloads. File-size compliance does not certify a passport photo or guarantee acceptance by a platform or authority.

Responsible use

Only process files you have permission to use. Do not use the site to violate others' rights or applicable requirements. There is no account system or server-side storage in this version.

Availability and limitations

The tools are provided as available. We cannot promise uninterrupted service, compatibility with every browser or suitability for every task. Stop if the result is unsuitable; choose another workflow for critical material.

Open-source components

Browser animation processing uses open-source codecs and ZIP utilities. Read the GIF codec and ZIP license notices for their authors and terms.

Privacy

Read our privacy explanation for local processing and hosting details. Future features may have different limits and will be described when released.

Last updated: October 8, 2026.