iDOS 3

Spec sheet

Purpose

iDOS 3 runs classic DOS games on iPhone and iPad, and can also be used for word processing and casual programming.Read 7 Oct 2026 · apps.apple.com

Privacy

The App Store listing reports that the developer indicated the app does not collect data, and says that information has not been verified by Apple.Read 7 Oct 2026 · apps.apple.com

Support

The maker directs bug reports to the GitHub project or @litchiedev on Twitter; the App Store listing also provides [email protected] for support.Read 7 Oct 2026 · litchie.com

Audio

The listing names MT-32 emulation, MIDI sound fonts, and cue sheet CD images with compressed OGG, MP3, or FLAC audio tracks.Read 7 Oct 2026 · apps.apple.com

Emulator

The maker describes iDOS as based on DOSBox version 0.74-3.Read 7 Oct 2026 · litchie.com

External input

The listing says Bluetooth keyboards and mice are supported on iOS 14 or later, and external Bluetooth game controllers are supported.Read 7 Oct 2026 · apps.apple.com

Game controls

Its virtual gamepad has customizable key bindings, and its D-pad can be switched to joystick mode.Read 7 Oct 2026 · apps.apple.com

On-screen keyboard

It provides a PC-compatible on-screen keyboard with layouts for different devices and orientations.Read 7 Oct 2026 · apps.apple.com

Open source

The maker links the project as open source, and its GitHub README says the source code is released under GPLv2.Read 7 Oct 2026 · github.com

Platform requirement

The App Store listing requires iOS 15 or later on iPhone and iPadOS 15 or later on iPad, and lists Mac compatibility for macOS 12 or later on an Apple M1 chip or later.Read 7 Oct 2026 · apps.apple.com

Private builds

The maker says Patreon supporters can receive private device builds that last one year and require the device UDID.Read 7 Oct 2026 · litchie.com

Recent features

Version 3.3 supports adjusting speed by tapping the cycles window and supports a Documentation folder in a game package.Read 7 Oct 2026 · apps.apple.com

Plans and prices

Every iDOS 3 plan and price →

Where Specifiction places it

• MS-DOS Emulators#20 of 267.2