How to use the Image Compressor
- Upload your file. Click “Choose file” or drag and drop your image files (you can add several and reorder them).
- Choose your options. Adjust the settings: Mode, Quality, Target size, Output format and Max width. The defaults work well for most files.
- Process the file. Click “Compress images”. Processing happens right in your browser, so your file never leaves your device.
- Download the result. Preview or download the output. For multiple files use “Download all (ZIP)”.
About this tool
Compress, resize, crop, passport photo, signature and label cropper tools.
Read the complete Image Compressor guide
Frequently asked questions
Is the Image Compressor free to use?
Yes. The Image Compressor on Gemma-4 is 100% free with no sign-up, no limits and no watermark. An optional free account lets you save favourites.
Are my files safe?
Yes. This tool processes your file entirely inside your browser, so the file is never uploaded to any server.
Does it work on mobile phones?
Absolutely. The Image Compressor is fully responsive and works on Android, iPhone, tablets and desktop browsers such as Chrome, Edge, Safari and Firefox.
Is there a file size limit?
You can upload files up to 50 MB each. For very large files, splitting them first gives faster results.
Who is the Image Compressor useful for?
It is popular with job and exam applicants uploading photos, social-media creators, bloggers optimising website images — anyone who needs quick, reliable help with image editing without installing software.