M2DX vs TinyTone
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
M2DX
Create music with a powerful 6-operator FM synthesizer. Explore hand-crafted presets or import classic DX7 banks. Use the on-screen keyboard or connect MIDI controllers for a versatile music-making experience.
- 6-operator, 32-algorithm FM synthesis
- On-screen keyboard with velocity control
- DX7-format .syx bank import
- 6-stage FX chain
- AUv3 plug-in support
- Native MIDI 2.0 support
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M2DX is a 6-operator, 32-algorithm FM synthesizer for iPhone, built from the ground up in pure Swift 6. Open it and play immediately — tap the built-in on-screen keyboard and start making sound with M2DX's own hand-crafted presets. No external hardware or MIDI controller is required. The FM engine is a bit-exact port of the open-source Dexed / msfa DSP, verified sample-for-sample against the reference. It is also compatible with the classic DX7 patch format: bring your own DX7-format .syx banks and play them alongside M2DX's originals. KEY FEATURES - Built-in on-screen keyboard with velocity and octave control — play standalone, no hardware needed - 6-operator, 32-algorithm DX7-style FM synthesis - M2DX's own original FM presets, plus DX7-format .syx bank import (bring your own) - A 6-stage FX chain: EQ, Drive, Chorus, Reverb, Stereo, Maximizer - Low-latency audio with AVAudioSourceNode direct rendering - AUv3 plug-in — use M2DX as an Audio Unit (AUv3) in compatible hosts OPTIONAL MIDI (not required to use the app) - Connect any MIDI controller over Bluetooth or USB if you have one - Native MIDI 2.0 — UMP with 16-bit velocity and 32-bit controllers - MIDI-CI Property Exchange — patch names appear on compatible controllers (for example, KORG KeyStage) - MIDI Learn for hands-on control MIDI 2.0 done natively, classic FM done faithfully. The FM engine is built on Dexed / msfa (Apache License 2.0). M2DX is an independent product and is not affiliated with, endorsed by, or sponsored by Yamaha Corporation. DX7 and Yamaha are trademarks of Yamaha Corporation. iOS 18 or later.
TinyTone
Create professional synth patches for music production and live performance. Design sounds in real-time with a powerful synthesizer engine, dual oscillators, and extensive modulation options. Export and import patches, and use it as an AUv3 plugin in DAWs.
- Powerful synthesizer engine
- Dual oscillators with FM synthesis
- Real-time audition with touch pads
- External MIDI keyboard support
- Unlimited user patch storage
- AUv3 Audio Unit support
- JSON export/import for patches
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TinyTone is a full-featured synthesizer sound source for iPhone sound design, stage performance, and recording. Using the on-screen controllers and a MIDI keyboard, you can design and monitor professional synth patches in real time. In addition to standalone app use, ToneEditor can also be loaded as an AUv3 Audio Unit into DAWs such as GarageBand and used as a sound source. It also works as a sound editor for its sister app, TinyTone, allowing you to reproduce consistent sounds with the same sound engine. <Features> ・Powerful Synthesizer Engine Equipped with dual oscillators, envelopes, filters, modulation, delay, limiter, and more. Enables complex sound design. Dual Oscillators with FM Synthesis, switch between Mix and Chain modes for rich tonal possibilities. ・Real-Time Audition Play single notes, chords, and transposition using touch pads. Hear sound changes instantly as you adjust sliders. External input via MIDI keyboard is also supported. ・Preset Management Unlimited user patch storage. ・JSON Export / Import Export patches as JSON. Share via Files app or clipboard. ・AUv3 Support Can be embedded as an AU instrument in DAWs like GarageBand. Reproduces consistent sounds with the same synthesis engine. <How to Use> 【Standalone】 1. Select a preset or start creating from a new patch. 2. Play sounds using the test pad at the bottom of the screen; adjust parameters with sliders to confirm real-time sound changes. 3. Save your created patch to a user slot. 【Using with DAWs (GarageBand, etc.)】 1. Add TinyTone (AU) to a track. 2. Select a factory preset or saved patch from the AU preset selection screen. 3. Play the DAW keyboard to output sound. <Important> ・When using simultaneously with camera or audio apps, noise may occur depending on your environment. Please be careful with output volume. ・Listening to loud audio for extended periods can affect your hearing. When using headphones or speakers, always check your surroundings and volume level. ・Some DAWs (e.g. Ableton Live 11) may not detect iOS-app AUv3 plug-ins. Logic Pro, MainStage, and GarageBand are recommended. Terms of Use (EULA): https://www.apple.com/legal/internet-services/itunes/dev/stdeula/ Privacy Policy: https://flicker-jp.com/privacy
Screenshots
Verdict
The clearest difference is rating: TinyTone at 5.0 against M2DX's 3.7. TinyTone also leads on in-app purchases (none vs 1). M2DX's advantage is update cadence (every 2 days vs weekly) and ratings volume (3 vs 1). On price, ads, monetization model and device support there is nothing between them.
Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS
Both are free to download. M2DX sells 1 one-off in-app purchase. TinyTone asks for nothing beyond the download.
TinyTone holds the better App Store score, 5.0 against 3.7. Both are backed by a comparable volume of ratings — 3 and 1 respectively.
M2DX ships an update every 2 days, TinyTone weekly. The most recent releases landed on October 8, 2026 and September 24, 2026 respectively.
| Parameter | M2DX | TinyTone |
|---|---|---|
| Price | Free | Free |
| Rating | 3.7 (3 ratings) | 5.0 (1 ratings) — better |
| Positive reviews | 25.0% of reviews | — |
| Number of ratings | 3 — better | 1 |
| Update frequency | Every 2 days — better | Weekly |
| Ads | No | No |
| In-app purchases | Yes | No — better |
| Monetization | Free | Free |
| Devices | iPhone | iPhone |
| Requires iOS | 18.0 | 17.0 — better |
| Further details — not scored | ||
| Size | 16 MB | 4 MB |
| Age rating | 4+ | 4+ |
| Developer | Hakaru Hirose | KEISUKE TONE |
Customer experience
M2DX
TinyTone
In-app purchases
M2DX
- M2DX Pro Unlock$9.99
TinyTone
No in-app purchases







