Sonic Synth vs DRM
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Sonic Synth
Create a wide variety of sounds with this FM synthesizer app. It features three independent oscillators, each capable of generating four unique waveforms, and offers a responsive touch keyboard for real-time performance. Enjoy high-quality audio with a 44100 Hz sample rate.
- 3 independent oscillators
- 4 waveform types per oscillator
- Volume, modulation, tone, and detune controls
- Envelope filters (attack, sustain, release)
- Multitouch support
- Responsive piano keyboard
- Core MIDI support
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Sonic Synth is very capable FM Synthesizer app with 3 oscillators. Every oscillator is independent and can generate 4 wave forms. The app works with 44100 Hz sample rate so the sound quality is great. Core MIDI - support for MIDI keyboards via USB The touch keyboard is also very responsive and dynamic - feels like a real instrument. Keys are big enough. The last wave form is our secret algorithm for string sound also generated by the oscillators. Variety of sounds can be created and even changed real time while you are playing using the setting of the 3 oscillators of the synthesizer. Sonic Synth main features: - 3 oscillators - 4 wave form types for every oscillator - volume, modulation, tone and detune for every oscillator - envelope filters (attack sustain release) - multitouch - fast and usable piano keyboard You can now use your phone or tablet as a recording instrument.
DRM
This app transforms your device into a pocket beat-making companion, emulating the simplicity and raw heritage of a 1978 instrument. It offers high-quality samples, preset patterns, and various instrument and audio effects for creative music production.
- 8 original high-quality double-samples
- 16 preset patterns
- Selective instrument deletion modes
- Commutable 'Spacedrum' instrument
- Full machine state auto-save
- Background audio playback
- Audiobus V3 and InterApp audio support
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Holding the simplicity of a rare 1978 instrument and carrying its raw heritage to you, it turns your device into a pocket beat making companion. I believe that designing a pure interface, simply displaying your machine without any distraction, was the best way to reflect the spirit of the period it was born. Characteristics : - 8 Original high quality double-samples - 16 preset patterns - 3 Selective instrument deletion modes - Commutable « Spacedrum » instrument - Full machine state auto-save - Background audio playback enabled - Audiobus V3 - InterApp audio - AudioUnit - Midi - Bluetooth LE Bonuses accessible in your device settings : - Additionnal LED display for the tempo and the volume - Pattern selection LED indicators - Alternative « Rock » drum kit with integrated effects - Built-in intruments effects : « Stereo pan » and « Jungle tune » - Built-in audio effects : « Equalizer » and « Distortion » - Built-in global effects : « Delay » and « Reverb » - Mute any instrument I hope you will enjoy it as much as I love it ;-)
Screenshots
Verdict
The clearest difference is rating: DRM at 3.7 against Sonic Synth's 3.0. DRM also leads on review sentiment (38% vs 0%) and ratings volume (12 vs 1). Sonic Synth's advantage is iOS requirement (13.0 vs 15.0). On update cadence, ads, in-app purchases and monetization model 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
Sonic Synth costs $1.99 and DRM $0.99 up front. Neither carries in-app purchases, so what you see is what you pay.
DRM holds the better App Store score, 3.7 against 3.0. That said, the two scores are not equally well evidenced: DRM has 12 ratings behind it against 1, so its average is the more settled of the two. Written reviews point the same way: 0% of Sonic Synth's written reviews are positive against 38% of DRM's.
Sonic Synth ships an update every 6 months, DRM every 9 months. The most recent releases landed on November 2, 2026 and November 3, 2026 respectively.
| Parameter | Sonic Synth | DRM |
|---|---|---|
| Price | $1.99 | $0.99 — better |
| Rating | 3.0 (1 ratings) | 3.7 (12 ratings) — better |
| Positive reviews | 0.0% of reviews | 38.5% of reviews — better |
| Number of ratings | 1 | 12 — better |
| Update frequency | Every 6 months — better | Every 9 months |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Paid | Paid |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Requires iOS | 13.0 — better | 15.0 |
| Further details — not scored | ||
| Size | 1 MB | 17 MB |
| Age rating | 4+ | 4+ |
| Developer | Aleksandar Mlazev | David Rochaix |
Customer experience
Sonic Synth
DRM
In-app purchases
Sonic Synth
No in-app purchases
DRM
No in-app purchases









