Convert ISO files to GZ online, free and without signup. Upload your ISO file below and download the converted GZ in seconds. You get 10 free conversions every day, and files are automatically deleted after 24 hours.
Drag & drop files here
PDF, DOCX, JPG, PNG, MP4, MP3, and 200+ formats
ISO is a disk image format for CD/DVD content.
GZ uses gzip compression to reduce file size.
Upload your ISO file using the button above. Files up to your plan limit are supported.
Click Convert. Your file is processed on our servers with industry-standard engines like FFmpeg and LibreOffice.
Download your GZ file. It stays available for 24 hours, then it is deleted automatically.
Yes. ConvertFly offers 10 free conversions every day with no signup required. For higher volumes, credit packages start at $8.
Yes. Files are encrypted during transfer and automatically deleted after 24 hours. ConvertFly is operated by Dizzus GmbH in Switzerland.
No. The conversion runs entirely in the cloud: it works from any browser, on desktop or mobile.
| ISO | GZ | |
|---|---|---|
| Type | archive | archive |
| In short | ISO is a disk image format for CD/DVD content. | GZ uses gzip compression to reduce file size. |
Convert ISO to GZ online for free. Fast, secure archive conversion powered by industry-standard engines. No signup required, files auto-delete after 24 hours. Operated by Dizzus GmbH on private infrastructure.