Comparison

MIDI Wrench vs Bluetooth MIDI Controller Pro

Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.

Head to head
About

MIDI Wrench

This app acts as a versatile tool for managing MIDI devices on iOS. It allows you to monitor incoming MIDI messages in real-time and send your own MIDI commands using virtual controls. It's useful for troubleshooting MIDI setups and understanding device communication.

Highlights
  • Monitor incoming MIDI events
  • Send MIDI messages
  • Virtual MIDI keyboard, buttons, and knobs
  • Configurable virtual controls
  • Filter MIDI events
  • Copy MIDI events to clipboard
Read full description

The Swiss army knife for your daily MIDI setup tasks. Connect a MIDI keyboard, MIDI sound expander or any other MIDI device to your iPad, iPhone or iPod touch by using the Apple USB camera adapter or any other adapter supported by Apple. Visualize and monitor MIDI messages sent by the connected MIDI device or send MIDI messages to those connected MIDI devices. This is a simple but helpful tool to find problems in your MIDI setup or simply to spot what kind of messages various MIDI devices are sending exactly. This app supports all hardware and software sources for MIDI, including Bluetooth LE MIDI ! Current Features: • Lists all CoreMIDI devices (i.e. attached MIDI accessories) and all so called "virtual CoreMIDI ports" (i.e. audio Apps) on your iPad / iPhone / iPod touch. • Displays incoming MIDI events of external MIDI hardware and local MIDI apps in real-time. • Send MIDI Note-On, Note-Off and Control Change messages by using the virtual MIDI keyboard, buttons and rotary knobs. • Virtual on-screen MIDI controls are fully configurable, so you may assign other MIDI controller numbers and more. • The virtual keyboard keys, rotary knobs and buttons automatically update to the values sent by connected MIDI devices. • Filter out MIDI events you are not interested in. • Copy MIDI events with one tap to the iOS clipboard, and paste them as text in another app like Mail. This app is free, and it does not contain any ads or other annoying things. Really! Anti-Spy Commitment: We take your privacy very seriously. None of our apps contain so called „spy” behaviors and we committed ourself to a very high privacy standard. MIDI Wrench does not collect any information. For more information about our privacy commitment, read our „Privacy Policy for Mobile Apps”.

About

Bluetooth MIDI Controller Pro

This app allows you to connect and control various Bluetooth MIDI devices, including soft instruments, DAWs, and hardware music devices. It offers a full-range MIDI keyboard, pads matrix, and adjustable knobs and faders for comprehensive music production.

Highlights
  • MIDI Keyboard
  • MIDI Pads Matrix
  • MIDI Knobs
  • MIDI Faders
  • Multiple Control Views
  • State Persistence
Read full description

If you liked Bluetooth MIDI Controller, Bluetooth MIDI Pads and Bluetooth MIDI Keyboard you will love Bluetooth MIDI Controller Pro. All the functionality from the three apps in only one. Do you need a Bluetooth MIDI controller but you don't have it? Here you have BMC Pro: Connect and control every Bluetooth MIDI Host like soft instruments, DAWs, Hardware music devices, Mapping apps, lights... Features: -MIDI Keyboard full range with ajustable size. -MIDI Pads Matrix full range. -MIDI Knobs: 32 on iOS, 128 on iPadOS. -MIDI Faders: 32 on iOS, 64 on iPadOS. -4 Controls Views. -Help View. -The app keeps its state after restart it. -No app configuration needed: only connect with the Bluetooth MIDI Host, bind your parameters with the controls via MIDI learn and play the pads or the keyboard.

Screenshots

MIDI Wrench4 screens
Bluetooth MIDI Controller Pro4 screens

Verdict

The call

The clearest difference is update cadence: MIDI Wrench at every 5 months against Bluetooth MIDI Controller Pro's every 32 months. MIDI Wrench also leads on review sentiment (89% vs 67%) and rating (4.6 vs 4.4). On price, 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

CostPrice · In-app purchases · Ads · Monetization

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

ReceptionRating · Positive reviews · Number of ratings

MIDI Wrench holds the better App Store score, 4.6 against 4.4. That said, the two scores are not equally well evidenced: MIDI Wrench has 71 ratings behind it against 10, so its average is the more settled of the two. Written reviews point the same way: 89% of MIDI Wrench's written reviews are positive against 67% of Bluetooth MIDI Controller Pro's.

UpkeepUpdate frequency

MIDI Wrench ships an update every 5 months, Bluetooth MIDI Controller Pro every 32 months. The most recent releases landed on October 23, 2026 and October 10, 2026 respectively.

Scorecard5 real differences · 5 level
MIDI Wrench versus Bluetooth MIDI Controller Pro: the parameters behind the verdict, then further details
ParameterMIDI WrenchBluetooth MIDI Controller Pro
PriceFreeFree
Rating4.6 (71 ratings) — better4.4 (10 ratings)
Positive reviews88.9% of reviews — better66.7% of reviews
Number of ratings71 — better10
Update frequencyEvery 5 months — betterEvery 32 months
AdsNoNo
In-app purchasesNoNo
MonetizationFreeFree
DevicesiPhone, iPad, iPod — betteriPhone, iPad
Requires iOS9.0 — better18.6
Further details — not scored
Size21 MB3 MB
Age rating4+4+
DeveloperChristian Schoenebeck d/b/a Crudebytepablo lopez

Customer experience

MIDI Wrench

All ratings71 ratings
Positive91.5%
Neutral2.8%
Negative5.6%
Written reviews54 reviews
Positive88.9%
Neutral7.4%
Negative3.7%

Bluetooth MIDI Controller Pro

All ratings10 ratings
Positive80.0%
Neutral10.0%
Negative10.0%
Written reviews6 reviews
Positive66.7%
Neutral16.7%
Negative16.7%

Bugs and requests

MIDI Wrench

Reported bugs

6 issues
  • No sound at all
  • No audio when pressing keys
  • Cannot clear screen, only pause
  • Connection sometimes disconnects after a break
  • App needs to be updated by developers
Show 1 more
  • May slow down phone due to lack of update

Requested features

19 requests
  • Display raw MIDI messages (hex)
  • Manually construct/send MIDI messages (hex/simplified)
  • Import .mid files
  • Audio output for testing
  • Clear screen functionality
Show 14 more
  • Larger or adjustable keyboard size
  • MIDI out capabilities (USB/network)
  • Filter out Active Sense and clock signals
  • Send data out of any MIDI CC number
  • Change key range
  • Set keys to different scales
  • Control desktop VSTs
  • In-app purchase for additional options
  • MIDI patchbay functionality
  • Echo all inputs to outputs for routing
  • Show data source
  • Filter by device
  • Update for newer iOS versions
  • Regularly schedule maintenance time

Bluetooth MIDI Controller Pro

Not enough reviews yet to summarise bugs or requests.

In-app purchases

None

MIDI Wrench

No in-app purchases

None

Bluetooth MIDI Controller Pro

No in-app purchases

Questions

Is MIDI Wrench free?
MIDI Wrench is free to download, with no in-app purchases.
Is Bluetooth MIDI Controller Pro free?
Bluetooth MIDI Controller Pro is free to download, with no in-app purchases.
Which has better reviews, MIDI Wrench or Bluetooth MIDI Controller Pro?
MIDI Wrench is rated higher. MIDI Wrench averages 4.6 out of 5 from 71 ratings, while Bluetooth MIDI Controller Pro averages 4.4 from 10 ratings.
Do MIDI Wrench or Bluetooth MIDI Controller Pro have ads?
Neither MIDI Wrench nor Bluetooth MIDI Controller Pro shows ads.
Which is updated more often, MIDI Wrench or Bluetooth MIDI Controller Pro?
MIDI Wrench ships an update every 5 months, and Bluetooth MIDI Controller Pro every 32 months. Most recently, MIDI Wrench was updated on October 23, 2026 and Bluetooth MIDI Controller Pro on October 10, 2026.

Other comparisons