Bulk Image Compressor
Compress a batch with one quality setting.
Bulk Image Compressor is its own job in the catalog (compress): Compress a batch with one quality setting. It is not a copy of the resizer or converter with a new title — the operation is “compress”.
Controls on this page: Quality. Output defaults to jpg.
Processed in your browser. Files are not uploaded.
Supported: JPG, JPEG, PNG, WEBP, GIF, BMP, HEIC, AVIF. Max 25 MB, 30 files.
Related tools
Image Compressor
Shrink JPG, PNG and WebP with a quality slider. Compare before and after.
Bulk Image Resizer
Resize a batch to a max width.
Resize Image to Specific KB
Aim for a file size such as 50 KB or 200 KB. We explain if the target is impossible.
JPG Compressor
Compress JPEG photos with a quality control.
PNG Compressor
Re-encode PNG or convert to WebP/JPEG for smaller files. Lossless PNG minification is limited in the browser.
WebP Compressor
Re-encode WebP at a chosen quality.
Bulk Image Compressor runs in this browser with Canvas. The file is not uploaded to imagecropx. Close the tab and the copy in memory is gone.
What this is not
There is no account and no file locker. If a format cannot be written, the tool says so.
How to use Bulk Image Compressor
- Choose a file for Bulk Image Compressor. It stays on this device.
- Set the controls for this tool (Quality).
- Process, then download. You can add more than one file if this bulk image compressor lists a batch cap.
Questions about this tool
Does Bulk Image Compressor upload my file?
No. Processing is in this browser.
Can I use this on a phone?
Yes, with the same file-size cap (about 25 MB). A large photo is slower on a phone CPU than on a laptop.
Does Bulk Image Compressor upload the file?
No. This tool runs in the tab. See Privacy for decoder notes (HEIC, PDF.js worker).
What is the file size cap?
About 25 MB per file. Very large pixel counts are rejected so the tab stays responsive.