ACST

Public releases for ACSaveTool
For downloads, please refer to Release page.

Feature:

• Convert saves between different encryption IDs.
• Support various game saves.
• Multiple files processing at once.
• Auto detect game title, decryption/encryption ID for certain saves.

Usage:

1. Open save files by clicking Open button, or drag and drop to app window.
2. Choose the matching game title, or leave as [Auto Detect] (only work for certain game saves).
3. Enter Decryption ID for the loaded saves, or select Detect checkbox (if supported).
4. Enter Encryption ID needs to be converted to, or use that weird button, open a test save to detect encryption ID.
5. Click Convert button, original saves will be backed up in acst_backup folder.
6. Copy converted files (*.save) to save location, you may need to temporarily disable cloud save sync before starting the game.

Supported game saves and their decryption/encryption ID type:

Assassin's Creed Valhalla          // Account ID
Assassin's Creed Odyssey           // Account ID
Assassin's Creed Origins           // Account ID
Assassin's Creed Syndicate         // Account ID
Assassin's Creed Rogue             // Game key
Assassin's Creed Unity             // Account ID
Assassin's Creed Liberation HD     // Game key
Assassin's Creed IV Black Flag     // Game key
Assassin's Creed III [Remastered]  // Game key [Account ID]
Assassin's Creed Revelations       // Account (legacy) username
Immortals Fenyx Rising             // Account ID
Steep                              // Account ID

Note: Use Account ID and Account (legacy) username in lowercase; Game key in uppercase.

Requirements:

Windows 10 or later, x64 edition.

Disclaimer:

This software is provided "AS IS" and for research purpose only. Commercial use prohibited. Author is not responsible for any data corruption may be caused by using this software.

Bug report:

Please open issues here.

Credits:

• Ubisoft for all the fun.
• Linus L. for writing this tool.
• machine4578 for earlier version testing and feedback.