User guide

The basic workflow from preparing a game to running and saving it.

1. Prepare a game

Compress a DOS game you legally own into a ZIP containing a runnable .EXE, .COM, or .BAT.

2. Install

1. Select Install on the main page.
2. Choose a ZIP from your device or Google Drive.
3. Select the game after installation finishes.

3. Launch and control

Choose a start program, prepare the launch, and start. Physical inputs, virtual keys, and gamepad mappings are supported.

4. Save

Prefer the game's own save feature. Test a snapshot immediately after creating it.

5. Transfer saves

Connect Drive and choose upload or download on the game card. Only save changes and selected snapshots are transferred.

Clearing site data can remove local data. Back up important saves.