Best Johannes Doerr Apps

18+ iOS apps curated and reviewed

3.6 avg rating
5 free apps
Updated May 2026

Looking for free johannes doerr apps? 5 of our 18+ tracked titles are free to download — no subscription, no trial. The rest are premium picks worth paying for.

Compare top Johannes Doerr Apps (May 2026)

#AppPriceRatingAdsIn-App PurchasesUpdated
1Midiflow Transposer (Audiobus)Midiflow Transposer (Audiobus)Free4.3★ (7)NoNoAug 2026
2MidiflowMidiflow$7.994.0★ (39)NoYesSep 2026
3iMIDIPatchbayiMIDIPatchbay$14.994.2★ (18)NoYesAug 2026
4Midiflow Monitor (Audiobus)Midiflow Monitor (Audiobus)Free4.4★ (8)NoNoAug 2026
5Midiflow Keyboard (Audiobus)Midiflow Keyboard (Audiobus)$2.995.0★ (6)NoNoAug 2026
6Midiflow Adapter (Audiobus)Midiflow Adapter (Audiobus)$1.994.2★ (5)NoNoAug 2026
7Midiflow Splitter (Audiobus)Midiflow Splitter (Audiobus)$2.993.4★ (10)NoNoAug 2026
8Midiflow Limiter (Audiobus)Midiflow Limiter (Audiobus)$1.994.5★ (2)NoNoAug 2026

Top Picks for Johannes Doerr

Midiflow#2

Midiflow by Johannes Doerr

MIDI Router and Processor
Strong Contender
🎵 Music
4.0😐(39 ratings)
$7.99In-App Purchases
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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.

What We Love

  • 👍 Comprehensive MIDI routing
  • 💡 Flexible MIDI manipulation
  • 🚀 Powerful functionality
  • ✨ Intuitive interface (for some)
  • ✅ Works in background
  • 🛠️ Good for complex setups
  • 🔄 Constantly updated (historically)
  • 📚 Well-documented
  • 💡 Re-maps MIDI messages
  • 💡 Splits/layers sounds
  • 💡 Controls external gear
  • 💡 Essential for MIDI setups
  • 💡 Connects old to new MIDI
  • 💡 Solves MIDI keyboard issues
  • 💡 Ultimate MIDI command center
  • 💡 Great for live performance
  • 💡 Swiss Army knife of MIDI
  • 💡 Breathes life into synths
  • 💡 Best MIDI workflow reroute
  • 💡 Solves MIDI problems
  • 💡 Useful for live sound
  • 💡 Easy to use
  • 💡 Essential MIDI tool
  • 💡 Inspires creativity
  • 💡 Professional and complete
  • 💡 Missing link for MIDI
  • 💡 Elegant and useful
  • 💡 Incredible potential
  • 💡 Excellent MIDI app
  • 💡 Solid live MIDI solution
  • 💡 Fantastic MIDI router
  • 💡 Great product
  • 💡 Very useful
  • 💡 Nicely done interface
  • 💡 Brilliant MIDI software
  • 💡 Outstanding app
  • 💡 Good stuff
  • 💡 Easy routing
  • 💡 Powerful utility
  • 💡 Very versatile
  • 💡 Works flawlessly

Room to Improve

  • 🐛 Frequent crashes
  • 🐛 App doesn't open
  • 🐛 App closes immediately
  • 🐛 Bugs and quirks
  • 🐛 Unreliable for live use
  • 🐛 Layout issues
  • 🐛 Navigation problems
  • 🐛 No response from support
  • 🐛 Forum is dead/locked
  • 🐛 In-app purchases complex
  • 🐛 Does not work with AUM
  • 🐛 Pricing too complicated
  • 🐛 Note off velocities ignored
  • 🐛 Crashes during editing
  • 🐛 Edits lost after crash
  • 🐛 Backup song lost
  • 🐛 Does not work with GarageBand
  • 🐛 MIDI splitter issues
  • 🐛 No back/cancel button
  • 🐛 Crashes when searching devices
  • 🐛 Not working with iOS 14
  • 🐛 Not working with iOS 15
  • 🐛 Not working with iOS 16
  • 🐛 Inconsistent MIDI implementation
  • 🐛 Some IAPs not in bundle
  • 🐛 Overpriced
  • 🐛 Interface a mess
  • 🐛 Not logical
  • 🐛 Does not record to GarageBand
  • 🐛 Does not work with SampleTank in background
  • 🐛 Remapping doesn't work
  • 🐛 Bluetooth connectivity crashes
  • 🐛 CC mapping issues
  • 🐛 Does not pass release velocity
  • 🐛 App appears abandoned
  • 🐛 Disingenuous standalone description
  • 🐛 Requires further payment
  • 🐛 Support is impossible
  • 🐛 No acknowledgment of help requests
  • 🐛 Forum sign-up prevents requests
  • 🐛 Ignored questions on forum
  • 🐛 Rip off
  • 🐛 Wasted money
  • 🐛 Can't do what I want
  • 🐛 Not compatible with iOS 8/10
  • 🐛 No dark mode
  • 🐛 Some MIDI messages blocked/morphed
  • 🐛 Remapping adds code, doesn't replace
  • 🐛 Limited usefulness
  • 🐛 Many IAPs
  • 🐛 Some apps don't work
  • 🐛 No MIDI input selection in SampleTank
  • 🐛 Fixed MIDI channels in Korg iPolysix
  • 🐛 Does not work with Arturia iMini/iProphet
  • 🐛 Needs to be universal app
  • 🐛 Some functions need buying
  • 🐛 Stopped using it
  • 🐛 App shutdown on iPad 2
  • 🐛 Doesn't search nearby devices
  • 🐛 Force closes on remapping
  • 🐛 GUI problems
  • 🐛 $11 dollars wasted
  • 🐛 App doesn't load after paid updates
  • 🐛 No return button
  • 🐛 Layout issues on iPhone
  • 🐛 Filter out Note Off messages missing
  • 🐛 Frequent crashes while editing
  • 🐛 Mapped CCs dropped during performance
  • 🐛 Incomplete standalone app
  • 🐛 No AUv3 plugin version
iMIDIPatchbay#3

iMIDIPatchbay by Johannes Doerr

Advanced Instrument Control
Worth Considering
🎵 Music
4.2(18 ratings)
$14.99In-App Purchases
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Organize your entire MIDI setup from a central point. Easily create split and layer configurations, send program changes, and filter controller data for external sound devices. Store and recall configurations as songs, and manage setlists for performances.

More Johannes Doerr apps to explore

FAQ about Johannes Doerr

What are the best johannes doerr apps for iPhone?
Midiflow Transposer (Audiobus) tops our johannes doerr apps ranking as of May 2026, with a 4.3-star average from 7 App Store ratings, and it's free to download.
Yes — 5 of the top johannes doerr apps we rank are free to download, including Midiflow Transposer (Audiobus) and Midiflow Monitor (Audiobus).
Midiflow Transposer (Audiobus) has no ads and has no in-app purchases, according to its App Store listing as of May 2026.
We track 18+ johannes doerr apps on the iOS App Store as of May 2026, ranked by rating, recency, and analysis of real user reviews.
Midiflow Transposer has a rating of 3.9 stars based on 8 user reviews.
The latest version, 1.0.7, was released on May 7, 2024, indicating recent development and support.