iDOS 3

Name: iDOS 3
Price: 4.99 USD

Mac · iPhone

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Freedom report

One barScore 5.0

Free tierNo free tier on record
Open codeNo open-source code on record
Runs widely2 of 6 device platforms
DocumentedPlans, terms and facts published

iDOS 3 is ranked #25 of 26 in MS-DOS emulators on Freedom251. It runs on iOS, macOS. There is no free plan.

iDOS 3 plans and pricing

All plans

iDOS 3 $4.99 once iPhone and iPad app · Requires iOS 15.0 or later apps.apple.com · 7 Oct 2026

Compared on MS-DOS emulators

Free plan: No
Supported host platforms: iOS, iPadOS, macOS
DOS target versions: dos-compatible
Disk image formats: cue-sheet CD images
Gamepad support: Yes
Audio CD support: Yes
Source available: Yes

Best iDOS 3 alternatives

See all 20

Two bars DOS Browser Free tier No. 1Free6.7 Two bars DosKit Free tier No. 2Free6.7 Two bars DOSBox Free tier No. 3Free6.5 Two bars DOSBox Pure Free tier No. 4Free6.5 Two bars DOSBox Staging Free tier No. 5Free6.5 One bar js-dos Free tier No. 6Free6.5

The record

Purpose: iDOS 3 runs classic DOS games on iPhone and iPad, and can also be used for word processing and casual programming.
Emulator: The maker describes iDOS as based on DOSBox version 0.74-3.
On-screen keyboard: It provides a PC-compatible on-screen keyboard with layouts for different devices and orientations.
External input: The listing says Bluetooth keyboards and mice are supported on iOS 14 or later, and external Bluetooth game controllers are supported.
Game controls: Its virtual gamepad has customizable key bindings, and its D-pad can be switched to joystick mode.
Audio: The listing names MT-32 emulation, MIDI sound fonts, and cue sheet CD images with compressed OGG, MP3, or FLAC audio tracks.
Recent features: Version 3.3 supports adjusting speed by tapping the cycles window and supports a Documentation folder in a game package.
Open source: The maker links the project as open source, and its GitHub README says the source code is released under GPLv2.
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.
Support: The maker directs bug reports to the GitHub project or @litchiedev on Twitter; the App Store listing also provides [email protected] for support.
Private builds: The maker says Patreon supporters can receive private device builds that last one year and require the device UDID.
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.

Where it ranks on Freedom251

Best MS-DOS Emulators in 2026#25 of 26

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Sources

apps.apple.com/us/app/idos-3/id1580768213· checked 7 Oct 2026
litchie.com/dospad· checked 7 Oct 2026
github.com/litchie/dospad· checked 7 Oct 2026