Free to useBrowser-first where possibleNo signup
Lock ZIP
Protect one ZIP file with a password and download it as a locked ZIP.
Simple flow: upload one ZIP, enter password, lock it, then download the protected file.
1Upload ZIP
2Set password
3Lock & download
Choose your ZIP fileOnly one ZIP file will be locked at a time.
Create passwordThis password will be required when opening/extracting the ZIP.
Enter passwordUse a password you can remember.
Clear output ruleYour original ZIP will not be changed. The downloaded file name will be your-file-locked.zip.
Upload one ZIP file to continue.
Locked ZIP result
Nothing locked yetComplete the 3 simple steps on the left. Your locked ZIP download will appear here.
SelectedNo ZIP
Output—