# Multitracker vs iDoctor Live Stems

The clearest difference is price: Multitracker at Free against iDoctor Live Stems's $3.99. Multitracker also leads on iOS requirement (9.0 vs 17.0). iDoctor Live Stems's advantage is in-app purchases (none vs 4) and update cadence (every 2 weeks vs every 2 months). On ads there is nothing between them.

Multitracker is free to download; iDoctor Live Stems costs $3.99 up front. Multitracker sells 4 one-off in-app purchases. iDoctor Live Stems asks for nothing beyond the download.

Multitracker ships an update every 2 months, iDoctor Live Stems every 2 weeks. The most recent releases landed on October 23, 2026 and October 22, 2026 respectively.

## The numbers

| Metric | Multitracker | iDoctor Live Stems |
| --- | --- | --- |
| Price | **Free** | $3.99 |
| Rating | **[4.4 (160 ratings)](https://appshunter.io/ios/app/multitracker/id1107736294/reviews)** | — |
| Number of ratings | **160** | — |
| Positive reviews | 83.0% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 2 months | **Every 2 weeks** |
| Monetization | Free with in-app purchases | — |
| Size | 36 MB | 8 MB |
| Requires iOS | **9.0** | 17.0 |
| Devices | iPad | **iPhone, iPad, Apple Watch** |
| Age rating | 4+ | 4+ |
| Developer | [Sebastian Sygulla](https://appshunter.io/developer/1107736293) | [Juan Gomez Company](https://appshunter.io/developer/1617442259) |

## What reviewers say

### Multitracker

[App page](https://appshunter.io/ios/app/multitracker/id1107736294)

This app allows musicians to play multiple audio and MIDI files simultaneously using playlists. It offers flexible audio routing to external interfaces and headphone outputs, along with comprehensive MIDI track control and synchronization. A built-in metronome and extensive playlist management enhance live performance capabilities.

**Highlights:** Multitrack audio and MIDI playback, Flexible audio routing to external interfaces, Individual track EQ, compression, and volume control, MIDI track assignment and transposition, Synchronized metronome with selectable sounds, Configurable playlists with playback control, MIDI Learn for external control

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Effects | $3.99 | one-time |
| just Midi | $13.99 | one-time |
| just Audio | $19.99 | one-time |
| Audio AND Midi | $26.99 | one-time |

**What reviewers like**

- 👍 Great app for live performances
- 🚀 Powerful and easy to use
- 💡 Excellent for managing backing tracks and click tracks
- 🔒 Stable and reliable
- 👍 Intuitive interface

**What reviewers complain about**

- 🐛 Occasional crashes or bugs
- 🔍 Confusing interface in some areas
- 🔍 Lack of support or responsiveness from developer
- 🔍 Compatibility issues with some audio interfaces

**Reported bugs**

- Issues with MIDI clock sync
- Problems with importing and playing MIDI files
- Disappearing files or songs after updates
- Inability to purchase or restore in-app purchases

**Requested features**

- Add tempo change functionality
- Implement a search function for song lists
- Include more EQ and compression controls
- Add support for lyrics and chord charts
- Improve MIDI integration and mapping


### iDoctor Live Stems

[App page](https://appshunter.io/ios/app/idoctor-live-stems/id6785842131)

**Features:** macOS Compatibility, Apple Watch app, Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is Multitracker free?

Multitracker is free to download, with in-app purchases available.

### Is iDoctor Live Stems free?

iDoctor Live Stems costs $3.99, with no in-app purchases.

### Do Multitracker or iDoctor Live Stems have ads?

Neither Multitracker nor iDoctor Live Stems shows ads.

### Which is updated more often, Multitracker or iDoctor Live Stems?

Multitracker ships an update every 2 months, and iDoctor Live Stems every 2 weeks. Most recently, Multitracker was updated on October 23, 2026 and iDoctor Live Stems on October 22, 2026.

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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.*