Head-to-head · Free Tools
7-Zip vs Mozilla Firefox
7-Zip leads on 0 checks, Mozilla Firefox on 0, and 2 are even. Who comes out ahead on the 2 yes/no, price and count checks where we have data for both products. The editor score weighs everything else too.
Our verdict
- Highest score7-Zip · 9.2/10
- Free planboth
7-Zip scores higher on our rubric for free tools: 9.2 against 8.7 out of 10; our editors rank them #3 and #8.
7-Zip is the better fit for free archive creation and extraction. Mozilla Firefox is the better fit for people who want free browsing across devices.
- 7-Zip fits best
Free archive creation and extraction
- Mozilla Firefox fits best
People who want free browsing across devices
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Side by side
| Feature | 7-Zip 9.2/10 Visit ↗ | Mozilla Firefox 8.7/10 Visit ↗ |
|---|---|---|
| At a glance | ||
| Editor score | 9.2 | 8.7 |
| Ranking | #3 in Free Tools | #8 in Free Tools |
| Best for | Free archive creation and extraction | People who want free browsing across devices |
| Pricing model | Free | Free |
| Starting price | Free plan | Free plan |
| Free plan | ✓ | ✓ |
| Free trial | — | — |
| Deployment | Desktop | Desktop, Mobile |
| Platforms | Windows, Linux, macOS | Windows, macOS, Linux, iOS, Android |
| Features 7-Zip 1/2 · Mozilla Firefox 1/2 | ||
| Open source | ✓ | ✓ |
| Self-hosted option | Not checked yet | Not checked yet |
| Specs | ||
| Platforms | Not checked yet | both |
| Free user limit | Not checked yet | Not checked yet |
| Free storage | Not checked yet | Not checked yet |
| Our review | ||
| Pros |
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| Cons |
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| Our verdict | 7-Zip is an open-source file archiver for compressing and extracting files, suited to people who want archive tools without a paid plan. It supports Windows, Linux, and macOS, with its Windows application combining a file manager, Windows… Read the review → |
Firefox is Mozilla Corporation’s free, open-source web browser for desktop and mobile. It runs on Windows, macOS, Linux, iOS, and Android, and uses Mozilla’s Gecko rendering engine. Its feature set suits people who want everyday browsing… Read the review → |
Strengths and trade-offs
7-Zip — where it wins
- Creates 7z, ZIP, TAR, and other common archive formats
- Extracts RAR, ISO, DMG, VHD, and many more formats
- Includes AES-256 encryption, split archives, and command-line tools
Where it doesn't
- Creating archives is limited to a smaller set of formats than extraction
- Windows Shell integration is specific to Windows
- Corrupted-archive recovery procedures are documented for 7z archives
Mozilla Firefox — where it wins
- Enhanced Tracking Protection and Total Cookie Protection
- Syncs tabs, history, passwords, and bookmarks across devices
- Available on Windows, macOS, Linux, iOS, and Android
Where it doesn't
- Its extension support uses Firefox’s own store
- Support channels are community and documentation
- Some users may prefer a browser built on a different engine
- 7-Zip9.2/10 · Free plan
A free, open-source choice for archive creation, extraction, and command-line work.
Visit 7-ZipFull verdict → - Mozilla Firefox8.7/10 · Free plan
A free browser with tracking protection, sync, and extensions across desktop and mobile.
Visit FirefoxFull verdict →
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Reviewed by iTechGuides Editors · Editorial team · Updated Oct 2026
Last updated · How we research and update






