Most recent changes with links to updates. en

Fixed "could not retrieve anisette data value 'machineID'" error on macOS 27.

Fixed 2-factor authentication codes not appearing for some users.

]]> Thu, 17 Sep 2026 11:00:00 -0004 11.0

Enables support for Remote AltServers (see AltStore FAQ for more info)

]]> Mon, 14 Sep 2026 13:00:00 -0004 11.0

Fixed HTTP 503 error when signing-in with Apple ID.

]]> Thu, 10 Sep 2026 19:00:00 -0004 11.0

Fixed “data is not in the correct format” error when signing-in with Apple ID.

]]> Tue, 8 Sep 2026 15:00:00 -0005 11.0

Fixed enabling JIT on iOS 17.4+ (requires pymobiledevice3 3.2 or later)

]]> Thu, 22 May 2025 12:00:00 -0005 11.0

Fixed apps becoming unverified on iOS 18

]]> Mon, 16 Sep 2024 12:00:00 -0005 11.0

Increases default AltJIT timeout to 90 seconds

Change AltJIT timeout via defaults Terminal command:
defaults write com.rileytestut.AltServer JITTimeout [seconds]

]]> Mon, 30 Nov 2023 12:00:00 -0006 11.0 New

Mail Plug-in no longer required!

Supports macOS 14 Sonoma

altjit CLI

Command-line tool to enable JIT on iOS 17 devices

Used internally by AltServer, but can be run manually via Terminal

e.g. AltServer.app/MacOS/altjit enable DolphiniOS --udid [device ID]

Requires installing additional dependencies (view AltStore FAQ for instructions)

Thanks to pymobiledevice3 for their work on the iOS 17 Developer Disk format!

Fixed
• Fixed AltJIT on iOS 17
• Fixed "About" panel appearing behind other apps
• Updated Copyright year to 2023

]]> Mon, 18 Sep 2023 12:00:00 -0005 11.0 New

Mail Plug-in no longer required!

Fixed
• Fixed "About" panel appearing behind other apps
• Updated Copyright year to 2023

]]> Thu, 28 Sep 2023 13:00:00 -0005 10.14.4 New

Completely revamped error handling to include as much information as possible, which should make debugging certain issues much easier

Revised error messages to be more descriptive and provide more suggestions

“View More Details” button on error alerts to view detailed error information

Search for error code directly in AltStore FAQ

Checks iOS compatibility before installing AltStore and downloads latest compatible version

Fixed
• Fixed occasional crash when receiving requests from AltStore
• Fixed installation alerts saying "iPhone" instead of actual device name
• Fixed error encoding CodableError Int/UInt user info values

]]> Mon, 30 Jan 2023 11:00:00 -0006 10.14.4

Using Apple IDs that contain capital letters

Using Apple IDs that have 2FA enabled without any trusted devices

Incorrect “Developer Disk incompatible with [iOS Version]” error when enabling AltJIT

Error installing Mail plug-in after uninstalling it

Memory leak when refreshing apps over WiFi

Wired connections occasionally stalling

]]> Thu, 14 Jul 2022 12:00:00 -0005 10.14.4 New

Enable Just-in-Time (JIT) compilation for sideloaded apps with new "Enable JIT" menu option

Sideload apps (.ipa's) directly to iOS devices without installing AltStore first*

Install AltStore onto multiple iOS devices using the same Apple ID

AltPlugin can now be updated independently from AltServer

Improved
• Added “…” to menu items that require additional user input to match macOS HIG
• Prefers “Individual” paid teams over free teams if there are multiple Apple Developer teams associated with your Apple ID
• Revokes the previous iOS Development certificate created by AltStore (if one exists) instead of revoking a random one
• Improved various error messages

Fixed
• Fixed “App Group does not exist” error when sideloading apps
• Fixed a potential crash when disconnecting an iOS device from your computer
• Fixed a potential crash when sideloading certain apps
• Fixed potentially registering an app group twice when sideloading an app containing app extensions
• Fixed “RSTPlaceholderView.nib couldn’t be saved” error when sideloading apps
• Fixed duplicate “Revoke Development Certificate” alerts when sideloading apps

*Hold Option to make the "Sideload .ipa…" menu option appear ]]> Tue, 03 May 2022 10:30:00 -0007 10.14.4

Supports macOS Monterey 12.3 (requires updating Mail plug-in)

]]> Wed, 09 Feb 2022 12:30:00 -0008 10.14.4

Supports macOS Monterey 12.1 (requires updating Mail plug-in)

]]> Wed, 15 Dec 2021 13:30:00 -0008 10.14.4

Fixes sideloading apps on iOS 15.1

Supports macOS 12 Monterey (requires updating Mail plug-in)

]]> Tue, 26 Oct 2021 13:30:00 -0007 10.14.4

Fixes "unsupported code signature version" error on iOS 15

Supports macOS 12 Monterey (requires updating Mail plug-in)

]]> Thu, 8 Jul 2021 09:30:00 -0007 10.14.4

Supports macOS Big Sur 11.4 or later (requires updating Mail plug-in)

]]> Tue, 25 May 2021 13:00:00 -0007 10.14.4

Fixes "This device is already registered with this team" error when installing AltStore onto an iPad

]]> Fri, 5 Mar 2021 17:00:00 -0006 10.14.4

Fixes apps installed after January 28 crashing on launch*

Supports macOS Big Sur 11.2 (requires updating Mail plug-in)

* Requires manually updating AltStore by reinstalling with this AltServer version. You do not need to delete AltStore first. ]]> Tue, 2 Feb 2021 13:00:00 -0006 10.14.4

Supports macOS Big Sur 11.1 (requires updating Mail plug-in)

Fixes grayed-out "Check for Updates..." menu option on M1 Macs

]]> Mon, 14 Dec 2020 14:00:00 -0006 10.14.4 New

Fixes AltStore crashing on iOS 14.2 beta.*

Fixes keyboard shortcuts (such as copy + paste) when entering Apple ID + password.

Previous Update
• Supports macOS Big Sur and Apple Silicon Macs.
• Improves support for devices running iOS 14 or later.

* If you have already updated to 14.2, you can manually update AltStore by reinstalling with this AltServer version. You do not need to delete the app first. ]]> Mon, 26 Oct 2020 12:30:00 -0007 10.14.4

Supports macOS Big Sur and Apple Silicon Macs.

Improves support for devices running iOS 14 or later.

]]> Wed, 07 Oct 2020 15:00:00 -0007 10.14.4

Suggests disabling “Offload Unused Apps” in 3 app limit error message.

Improves error message when device is untrusted or locked during AltStore installation.

]]> Sat, 23 May 2020 12:30:00 -0007 10.14.4

Adds support for deactivating apps with AltStore 1.3.4.

Fixes wired connections failing to time out.

]]> Wed, 20 May 2020 09:30:00 -0007 10.14.4

Dramatically faster app refresh times.

Support for (de-)activating apps on iOS 13.3.1 and later (requires AltStore 1.3).

Improved error messages for common issues.

]]> Fri, 10 Apr 2020 12:30:00 -0007 10.14.4

Fixes issue causing Mail plug-in installation to fail.

Previous Update:

• Install AltStore to your phone over WiFi, not just via USB.
• Refresh your apps over USB, not just over WiFi (requires updating to latest AltStore version).
• Improves reliability when installing Mail plug-in.
• Fixes memory leak when installing apps.
• Fixes "Session Expired" error when installing AltStore on a slow connection.

]]> Fri, 14 Feb 2020 17:30:00 -0008 10.14.4

Install AltStore to your phone over WiFi, not just via USB.

Refresh your apps over USB, not just over WiFi (requires updating to latest AltStore version).

Improves reliability when installing Mail plug-in.

Fixes memory leak when installing apps.

Fixes "Session Expired" error when installing AltStore on a slow connection.

]]> Fri, 14 Feb 2020 12:00:00 -0008 10.14.4

Fixes “Your Apple ID or password is incorrect” error.

Fixes erroneous “3 App Limit Reached” error.

]]> Wed, 11 Dec 2019 16:30:00 -0008 10.14.4

Fixes "data could not be read" error due to server change.

]]> Thu, 28 Nov 2019 13:00:00 -0008 10.14.4

Fixes “Update to Xcode 7.3 or later” error message.

Checks for updates automatically.

]]> Mon, 18 Nov 2019 16:00:00 -0008 10.14.4