7-Zip vs Squoosh
Free open-source file archiver — compress files with 7z, ZIP, GZIP and other formats with high ratio.
🧠 Expert verdict
Our expert verdict: 7-Zip is the stronger all-round choice, scoring 4.8/5 versus 4.7/5 for Squoosh. Choose 7-Zip if you want the best compression tool overall; pick Squoosh if "Free & open-source, runs entirely in-browser" matters more for your workflow.
7-Zip
Free open-source file archiver — compress files with 7z, ZIP, GZIP and other formats with high ratio.
Squoosh
Free open-source image compression web app by Google — compare and compress images in the browser.
Squoosh
✅ Pros
- +Free & open-source, runs entirely in-browser
- +Real-time before/after comparison slider
- +Supports modern formats like WebP and AVIF
- +Granular manual compression controls
❌ Cons
- −No bulk/batch processing
- −No account or cloud storage
- −Manual tuning needed for best results
🎯 Best for — Squoosh
🏷️ Tags — Squoosh
Our Verdict
After comparing ratings, pricing and features, 7-Zip comes out ahead with a 4.8/5 rating. It is the better choice for most users.
Expert take on each tool
📌 Squoosh
Squoosh is best for developers and designers who want precise, hands-on control over image compression with instant visual feedback, while TinyPNG wins for quick bulk automation.
❓ Frequently Asked Questions
Which is better: 7-Zip or Squoosh?
7-Zip has the higher user rating (4.8/5 vs 4.7/5), making it the stronger overall pick. That said, Squoosh can still be the better fit depending on your budget and specific needs — see the full comparison above.
Is 7-Zip or Squoosh cheaper?
7-Zip (Free) and Squoosh (Free) sit at a similar price point. The best way to compare actual cost is to check each tool's plans for the specific features and usage limits you need.
Can I switch from 7-Zip to Squoosh?
Yes — switching between 7-Zip and Squoosh is usually straightforward since both are compression tools with similar core workflows. Most users can export their data and get started with Squoosh within a day; just check Squoosh's free plan before committing to a paid tier.