Java and OpenJDK are trademarks or registered trademarks of Oracle and/or its affiliates. The following table lists the available zipalign options: OptionĬhecks alignment only (does not modify file).Ĭontent and code samples on this page are subject to the licenses described in the Content License. If you useĪndroid Studio or AGP to build, this is the command you should use to verify that your APK isĪligned. To confirm the alignment of existing.apk, use the following command. To align infile.apk and save it as outfile.apk: zipalign -p -f -v 4 infile.apk outfile.apk IOException: Failed to read zip file F:PROJECTSxxxxxxxappbuildoutputsapkxxxx0.8.0-alphabuild-0-debug.apk. Zipalign, Android Studio aligns to 4 bytes on both 32-bit and 64-bit systems. Other files, whose alignment is determined by the mandatory alignment argument to To ensure that they're aligned to a 4KiB page boundary suitable for mmap(2). Unlike other online archive extraction utilities, ezyZip DOES NOT have file size restrictions or require you to upload / download files to a server. It supports a myriad of other file formats and conversions. This process can also alter existing data in the 'extra' fields. ezyZip is a free online utility for opening and extracting apk files online in your browser. To achieve alignment, zipalign alters the size of the 'extra' field in the zip Local File Header (not recommended), zipalign must be used after the APK file has If you sign yourĪPK using apksigner and make further changes to the APK, its signature is invalidated. Must be used before the APK file has been signed. That point depends on which app-signing tool you use: Caution: You must use zipalign at a specific point in

Zip to apk