What Archive Formats Can iPhone Open Without an App?
The iOS Files app opens standard ZIP archives natively since iOS 13. Tapping a .zip file in Files creates a folder with the extracted contents in the same location. Files does not support RAR, 7Z, TAR, ISO, or any other archive format. Password protected ZIP files display an error rather than prompting for credentials. UnFox extends iPhone archive support to all 36 formats, including password protected variants.
How Do You Extract an Archive on iPhone with UnFox?
Open UnFox and tap the file picker to select an archive from the Files app. UnFox reads the archive and displays a progress view with file count and percentage. Extraction runs locally on the device with no network activity. Once complete, tap "Show in Files" to jump directly to the extracted folder. QuickLook preview lets you tap any extracted file to view its contents without leaving UnFox.
How Does the UnFox Share Extension Work on iPhone?
UnFox includes an iOS share extension that accepts archives from Mail, Safari, Messages, and any other app with a share sheet. When you receive a .rar attachment in Mail, tap Share and select UnFox. The extension copies the archive to a temporary directory and opens UnFox for extraction. This workflow eliminates the need to save the file to Files first.
Does UnFox Track Any Data on iPhone?
UnFox contains no analytics framework, no advertising SDK, no crash reporter, and no network calls. The app does not access the internet at any point. All extraction happens on device, and extraction history is stored locally using SwiftData. No file names, no metadata, and no usage patterns leave the device.
ZIP and RAR are two of 36 formats UnFox supports across all Apple platforms. all supported archive extraction formats for Mac, iPhone, and iPad.
UnFox is available as a universal app that works on iPhone, iPad, and Mac from a single download. download UnFox free for iPhone from the App Store.