# Midiflow vs hapjam

The clearest difference is price: hapjam at Free against Midiflow's $7.99. hapjam also leads on rating (5.0 vs 4.0) and in-app purchases (none vs 3). Midiflow's advantage is ratings volume (39 vs 4) and iOS requirement (9.0 vs 15.0). On update cadence, ads and device support there is nothing between them.

hapjam is free to download; Midiflow costs $7.99 up front. Midiflow sells 3 one-off in-app purchases. hapjam asks for nothing beyond the download.

hapjam holds the better App Store score, 5.0 against 4.0. That said, the two scores are not equally well evidenced: Midiflow has 39 ratings behind it against 4, so its average is the more settled of the two.

Midiflow ships an update every 5 weeks, hapjam every 3 weeks. Both last shipped on October 29, 2026.

## The numbers

| Metric | Midiflow | hapjam |
| --- | --- | --- |
| Price | $7.99 | **Free** |
| Rating | [4.0 (39 ratings)](https://appshunter.io/ios/app/midiflow/id879915554/reviews) | **[5.0 (4 ratings)](https://appshunter.io/ios/app/hapjam/id6799201363/reviews)** |
| Number of ratings | **39** | 4 |
| Positive reviews | 58.8% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 5 weeks | **Every 3 weeks** |
| Monetization | Free with in-app purchases | **Free** |
| Size | 4 MB | 5 MB |
| Requires iOS | **9.0** | 15.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 12+ |
| Developer | [Johannes Doerr](https://appshunter.io/developer/622204117) | [hapjam](https://appshunter.io/developer/6799201365) |

## What reviewers say

### Midiflow

[App page](https://appshunter.io/ios/app/midiflow/id879915554)

This app enables seamless MIDI data transfer between different applications on your device. It allows for app synchronization, routing MIDI from sequencers to synths, and assigning keyboard zones. Users can save and recall configurations, and monitor MIDI activity.

**Highlights:** App-to-app MIDI routing, MIDI clock synchronization, Channel filtering and remapping, Note and velocity manipulation, Custom virtual MIDI ports, Preset saving and recall, Controller filtering and remapping (in-app purchase)

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Send Controller On Load | $1.99 | one-time |
| Controller Conditions | $2.99 | one-time |
| Controller Remapping | $3.99 | one-time |

**What reviewers like**

- 👍 Comprehensive MIDI routing
- 💡 Flexible MIDI manipulation
- 🚀 Powerful functionality
- ✨ Intuitive interface (for some)
- ✅ Works in background

**What reviewers complain about**

- 🐛 Frequent crashes
- 🐛 App doesn't open
- 🐛 App closes immediately
- 🐛 Bugs and quirks
- 🐛 Unreliable for live use

**Reported bugs**

- Frequent crashes while editing CC map
- Mapped CCs dropped during performance
- App does not open on iOS 10
- Layout issues on iPhone 11 (no 'Done' button)
- App stops working, opens for 2 seconds then closes

**Requested features**

- AUv3 plugin version
- Mass sharing of songs
- Dark mode
- Ability to map multiple notes from one key press
- Individual transpose for split zones


### hapjam

[App page](https://appshunter.io/ios/app/hapjam/id6799201363)

Discover live music happening near you, from bars and breweries to patios and wineries. See who's playing now and tonight, filter by vibe, and get real-time updates on schedules and set times.

**Highlights:** Real-time venue schedules, Discover local performers, Filter venues by vibe, Follow favorite bands/venues, Customizable vibe searches, Get venue set times and directions

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

**In-app purchases:** none


## Frequently asked questions

### Is Midiflow free?

Midiflow costs $7.99, and also offers in-app purchases.

### Is hapjam free?

hapjam is free to download, with no in-app purchases.

### Which has better reviews, Midiflow or hapjam?

hapjam is rated higher. Midiflow averages 4.0 out of 5 from 39 ratings, while hapjam averages 5.0 from 4 ratings.

### Do Midiflow or hapjam have ads?

Neither Midiflow nor hapjam shows ads.

### Which is updated more often, Midiflow or hapjam?

Midiflow ships an update every 5 weeks, and hapjam every 3 weeks. Most recently, Midiflow was updated on October 29, 2026 and hapjam on October 29, 2026.

---

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