# DM10 vs iOptigan

The clearest difference is price: iOptigan at $5.99 against DM10's $17.99. iOptigan also leads on review sentiment (92% vs 72%) and chart position (#75 vs unranked). DM10's advantage is in-app purchases (none vs 16). On rating, ratings volume, ads and device support there is nothing between them.

DM10 costs $17.99 and iOptigan $5.99 up front. iOptigan sells 16 one-off in-app purchases. DM10 asks for nothing beyond the download.

iOptigan holds the better App Store score, 4.8 against 4.6. Both are backed by a comparable volume of ratings — 54 and 114 respectively. Written reviews point the same way: 72% of DM10's written reviews are positive against 92% of iOptigan's.

## The numbers

| Metric | DM10 | iOptigan |
| --- | --- | --- |
| Price | $17.99 | **$5.99** |
| Rating | [4.6 (54 ratings)](https://appshunter.io/ios/app/dm10-drum-and-synth-machine/id982224575/reviews) | **[4.8 (114 ratings)](https://appshunter.io/ios/app/ioptigan/id1143470101/reviews)** |
| Number of ratings | 54 | **114** |
| Positive reviews | 71.9% of reviews | **92.2% of reviews** |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 4 weeks | — |
| Monetization | Paid | **Free with in-app purchases** |
| Best chart rank | — | **#75** |
| Size | 454 MB | 179 MB |
| Requires iOS | 15.0 | **8.0** |
| Devices | **iPhone, iPad, iPod, Mac** | iPhone, iPad, iPod |
| Age rating | 4+ | +4 |
| Developer | [Fingerlab](https://appshunter.io/developer/412786610) | [Stefan Stenzel](https://appshunter.io/developer/1143470100) |

## What reviewers say

### DM10

[App page](https://appshunter.io/ios/app/dm10-drum-and-synth-machine/id982224575)

This app is a powerful drum and synthesizer machine for electronic musicians. It offers a modern audio engine with a wide array of drum kits, instruments, and synth presets, alongside advanced sequencing and effects for creative music production.

**Highlights:** 228 drum kits, Bass & Lead synths, AudioUnit support, Polyrhythmic tracks, Advanced sequencing, Real-time FX automation, User drum kit creation

**In-app purchases:** none

**What reviewers like**

- 🚀 Efficient drum sequencing
- 👍 Intuitive and easy to use interface
- 👍 Great selection of drum kits
- 👍 Regularly updated with new features
- 👍 Inspiring and fun to use

**What reviewers complain about**

- 🐛 Issues with time signature and step rate
- 🐛 Choke group functionality not working as expected
- 🔧 Limited synth and bass modules

**Reported bugs**

- Dropping the first beat in some cases
- Syncing issues in standalone mode

**Requested features**

- Add probability per step
- Implement true triplets and flams
- Allow tempo changes within a song
- Increase pattern count beyond 45
- Add more time signature options


### iOptigan

[App page](https://appshunter.io/ios/app/ioptigan/id1143470101)

**Currently charting:** #75 Top Paid · Music (US App Store)

Experience the unique lo-fi sound of a vintage optical organ on your iOS device. This app faithfully recreates the original instrument's sound and functionality, allowing you to play chord patterns and explore different musical styles. It includes a virtual spring reverb, metronome, and MIDI capabilities for expanded creative control.

**Highlights:** Authentic lo-fi optical organ sound, Virtual spring reverb, Optical metronome, MIDI in/out and chord detection, Sequencer with record/playback, Audio and MIDI file sharing

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases (16)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Champagne Music | $0.99 | one-time |
| Country Waltz | $0.99 | one-time |
| Romantic Strings | $0.99 | one-time |
| Big Top Marching Band | $0.99 | one-time |
| Polynesian Village | $0.99 | one-time |
| Singing Rhythm | $0.99 | one-time |
| Rollin’ Easy | $0.99 | one-time |
| Movin' | $0.99 | one-time |
| Cathedral Organ | $0.99 | one-time |
| Vox Humana | $0.99 | one-time |
| Country Sunshine | $0.99 | one-time |
| Down Home | $0.99 | one-time |
| Gospel Rock | $0.99 | one-time |
| Guitar Boogie | $0.99 | one-time |
| New Orleans Blues | $0.99 | one-time |
| Complete Disc Pak | $5.99 | one-time |

**What reviewers like**

- 🤩 Incredible sound quality
- 🎶 Unique musical instrument recreation
- ✨ Dream come true for musicians
- 🎹 Great for experimentalists
- 👍 Well-executed and fun

**What reviewers complain about**

- 🐛 Stuck/phantom keys
- 🐛 Audio clipping issues
- 🐛 Left-only headphone audio
- 🐛 Touch issues on bottom row
- 🐛 InterApp Audio broken in Garageband

**Reported bugs**

- Stuck/phantom keys on M1 iPad Pro
- E major plays D Diminished sample
- Bottom row of controls unresponsive
- Audio level clipping, especially when slowing playback
- Left-only headphone audio output

**Requested features**

- Update codebase with AudioKit Engine
- Allow app to run in background
- Add AudioUnit Extension support
- Include newly released sound packs
- Clarify chord identification methods


## Frequently asked questions

### Is DM10 free?

DM10 costs $17.99, with no in-app purchases.

### Is iOptigan free?

iOptigan costs $5.99, and also offers in-app purchases.

### Which has better reviews, DM10 or iOptigan?

iOptigan is rated higher. DM10 averages 4.6 out of 5 from 54 ratings, while iOptigan averages 4.8 from 114 ratings.

### Do DM10 or iOptigan have ads?

Neither DM10 nor iOptigan shows ads.

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*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*