Recovery instructions below
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Sign up!Video Instructions
- To select the 7Z file, you have two options:
- Click "Select 7Z file to repair" to open the file chooser
- Drag and drop the 7Z file directly onto ezyZip
Click "Select 7Z file to repair" to open the file chooser
It will start the repair process and list the recovered files once complete. - Click the green "Save" button on the individual files to save to your selected destination folder.
We are continuously updating the system, so ensure you are using the latest version of one of the popular browsers or their variants. (e.g. Chrome, Firefox, Safari, Opera).
Please let us know via the feedback form if you have any issues.
A 7Z file is a compressed archive format developed by Igor Pavlov and primarily associated with the 7-Zip software. This format utilizes a variety of compression algorithms, with LZMA being the most common, to achieve high compression ratios. 7Z files are capable of compressing multiple files into a single archive, making it easier to store and share large amounts of data efficiently.
The 7Z format is open-source and supports advanced features such as strong AES-256 encryption, the ability to create multi-volume archives, and optional data recovery records. Its flexibility and efficiency have made it a popular choice for users seeking powerful compression and strong security.
ezyZip is a free online utility for repairing corrupted 7Z files and recovering the data within them. Beyond repairs, ezyZip can also open, create, and convert a wide range of file formats including archives, images, audio, and video.
Unlike other online file repair utilities, ezyZip DOES NOT require you to upload or download files to a server. It runs locally as a browser app, thus making it much quicker than other online repair tools. This also ensures your privacy will be protected as no file data will leave your browser.
ezyZip processes files directly in your browser. Unlike most online tools, your files are not uploaded to our servers, which means faster processing and better privacy. Take a look at the feature comparison below and we think youll agree that ezyZip is the better choice for your file conversion needs.
| Feature | ezyZip | Other Online Tools |
|---|---|---|
| No Software Installation | Works Directly in Browser | Works Directly in Browser |
| Processing Location | Your Browser (No Upload) | Their Servers (Upload Required) |
| Privacy & Security | 100% Private (Files Never Leave Your Device) | Files Uploaded, Accessible by Others |
| Processing Speed | Fast (No Upload/Download Time) | Slow (Upload + Process + Download) |
| Registration Required | Never | Often Required for Large Files |
| Works Offline | Yes (After Page Load) | No |
| Cost | 100% Free | Free with Limitations / Paid Tiers |
| Established | Since 2009 (15+ Years) | Recent (May Disappear) |
Why client-side 7Z archive repair is safer for damaged files
ezyZip repairs corrupted 7Z archives using WebAssembly-based parsers running locally in your browser. Here is why local repair is safer for damaged files:
- Multi-Engine RecoveryMultiple extraction engines attempt recovery with automatic failover — if one engine cannot parse the damage, the system switches to an alternative decompressor. This cascading approach maximizes the chance of recovering data from archives with header corruption, truncated entries, or damaged compression streams.
- No Transfer CorruptionDamaged archives are read directly from your filesystem through the File API, avoiding network transfer errors that could compound existing corruption. Even a single bit flip during upload could make an already fragile archive completely unrecoverable.
- Partial Data PreservationLocal processing preserves partial data fragments that lossy network transfers to remote servers might discard. The repair engine scans byte-by-byte for valid file signatures, recovering individual entries even when the archive's central directory is destroyed.
- Local File Table ReconstructionWebAssembly parsers reconstruct damaged file tables in-browser, keeping all recovery attempts within your device. The reconstruction process builds a new directory index from scattered file headers found throughout the archive.