Convert 7-Zip Archive (.7z) to ZIP Archive (.zip) online for free. Fast, secure archive conversion with no watermarks or registration.
Upload your .7z file by dragging it into the upload area or clicking to browse.
Choose your output settings. The default settings work great for most files.
Click Convert and download your .zip file when it's ready.
7Z delivers exceptional compression through LZMA/LZMA2 algorithms and features like solid archives and AES-256 encryption, but requires specialized software (7-Zip, p7zip) for extraction. ZIP is the most universally supported archive format in computing, built into Windows Explorer, macOS Finder, iOS Files, Android's file manager, and virtually every operating system and programming language.
Converting 7Z to ZIP trades compression efficiency for maximum compatibility. The resulting ZIP file can be opened by anyone on any device without installing additional software — making it the go-to choice for email attachments, client deliverables, file sharing, and cross-platform distribution.
ZIP is the only archive format that every major operating system can extract natively without third-party tools. Windows has supported ZIP since XP (2001), macOS since Panther (2003), and both iOS and Android include built-in ZIP handling. When sharing files with non-technical users, clients, or mixed-platform teams, ZIP eliminates the "how do I open this?" friction that 7Z inevitably creates.
Email attachment compatibility is another critical factor. Corporate email filters frequently block or flag unfamiliar archive extensions like .7z, while .zip passes through virtually every email security gateway. Cloud storage platforms (Google Drive, Dropbox, OneDrive) can preview ZIP contents directly in the browser — a convenience not available for 7Z files.
The conversion extracts all files from the 7Z archive using p7zip, fully decompressing LZMA/LZMA2 data to a temporary directory. The extracted files are then repacked into a ZIP archive using the DEFLATE compression method (the most widely supported ZIP compression algorithm). The ZIP format stores each file independently with its own local file header, compressed data, and CRC32 checksum, followed by a central directory at the end of the archive. This per-file compression allows random access to individual entries without decompressing the entire archive — unlike 7Z's solid archive mode.
The conversion is completely lossless. Every file from the 7Z archive is extracted in its original form and repacked into ZIP without any data modification. File contents are byte-for-byte identical. The ZIP archive will typically be 20-50% larger than the 7Z original due to DEFLATE's lower compression ratio compared to LZMA2, and because ZIP compresses each file independently rather than exploiting cross-file redundancy like 7Z's solid mode.
| Device | 7Z | ZIP |
|---|---|---|
| Windows PC | Partial | Partial |
| macOS | Partial | Partial |
| iPhone/iPad | Partial | Partial |
| Android | Partial | Partial |
| Linux | Partial | Partial |
| Web Browser | No |
7Z to ZIP conversion maximizes compatibility at the cost of archive size. The output works everywhere — every OS, every device, every email system, every cloud platform — making ZIP the clear choice when the recipient's software environment is unknown or varied.
Ασφαλής μεταφορά
Κρυπτογραφημένες μεταφορτώσεις HTTPS
Απόρρητο πρώτα
Τα αρχεία διαγράφονται αυτόματα μετά την επεξεργασία
Χωρίς εγγραφή
Ξεκινήστε τη μετατροπή αμέσως
Λειτουργεί παντού
Οποιοδήποτε πρόγραμμα περιήγησης, οποιαδήποτε συσκευή
| No |
| Χαρακτηριστικό | 7Z | ZIP |
|---|---|---|
| Πλήρες όνομα | 7-Zip Archive | ZIP Archive |
| Επέκταση | .7z | .zip |
| Ιδανικό για | High compression | Universal support |