Comparison

MIDIWriter vs TB Equalizer Pro

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

Head to head
About

MIDIWriter

This app transforms keyboard input into musical notes and sounds. Type characters to instantly generate MIDI messages, or input phrases to create musical sequences with adjustable tempo and looping. It includes a built-in sound engine and supports external MIDI devices and apps.

Highlights
  • Text to MIDI conversion
  • Built-in General MIDI sound engine
  • Phrase playback with tempo control
  • Drum mode with multiple kits
  • External MIDI output
  • Hardware keyboard support
  • Wi-Fi MIDI networking
Features
Read full description

[[ A STRANGE MUSIC TOOL FOR MANIAC MUSIC LOVERS! ]] MIDIWriter is a unique app that converts keyboard input into MIDI note messages. Each character you type instantly produces sound. You can also enter a phrase and play it back as a sequence with adjustable tempo and loop options. KEY FEATURES: Built-in Sound Engine: No external app required! MIDIWriter includes a built-in General MIDI sound engine with 128 instruments and 9 drum kits. Just type and hear the sound immediately. Phrase Playback: Enter any text and play it as a musical sequence. Adjust the tempo (1-480 BPM), enable loop mode, and let your words become music. Space characters can be used as rests. Drum Mode: Switch to drum mode to play percussion sounds. Choose from 9 GM drum kits including Standard, Room, Power, Electronic, 808/909, Jazz, Brush, and Orchestral. MIDI Output: Send MIDI to other apps or external devices. Configure MIDI channel (1-16), program change (0-127), and destination. Works with Virtual MIDI and MIDI Network Session. Can be used simultaneously with the built-in sound engine. Keyboard Support: Use the on-screen software keyboard, or connect a Bluetooth/USB hardware keyboard for a real typing experience. Supports Japanese input with proper IME handling. MIDI Network Session: Connect to Mac or other iOS devices over Wi-Fi to control CoreMIDI-compatible sound generators remotely. Dark Mode & Rotation: Full support for light and dark modes. Works in portrait and landscape orientations on both iPhone and iPad. Note: Playback stops when the app goes to background. Using the Built-in Sound: Simply launch MIDIWriter and start typing. Each key produces a unique sound based on its character code. Enable drum mode in Settings for percussion sounds. Using with External MIDI Apps (Virtual MIDI): 1. Open a CoreMIDI sound generator app. 2. In MIDIWriter Settings, turn on "MIDI Output" and select the destination. 3. Type any key to hear sound from the external app. Using with Mac (MIDI Network Session): 1. Connect iPhone and Mac to the same Wi-Fi network. 2. Open MIDIWriter on iPhone. 3. On Mac, open "Audio MIDI Setup" and configure Network MIDI. 4. Connect your iPhone to the session. 5. Open a CoreMIDI app on Mac and select the network session as MIDI input. 6. Type on MIDIWriter to play sounds on Mac. Credits: Built-in sound engine uses "GeneralUser GS" SoundFont by S. Christian Collins. https://schristiancollins.com/generaluser.php

About

TB Equalizer Pro

A professional, dynamic equalizer plugin offering over 600 filter types and shapes for detailed audio manipulation. It features innovative signal-adaptive filters, a spectrum analyzer, and EQ matching for enhanced mixing and sound design.

Highlights
  • 600+ filter types and shapes
  • Signal-adaptive filters
  • Configurable steepness (6-96dB/octave)
  • Integrated spectrum analyzer and spectrogram
  • EQ learn and match functionality
  • Zero-latency and linear phase filters
Read full description

ToneBoosters Equalizer Pro is a top-quality, innovative, professional, dynamic equalizer AUv3 plug-in with an unrivalled workflow, a whopping 600+ filter types and shapes suitable for any EQ task, and a gorgeous, responsive, functional user interface that is a breeze to work with. In addition to all conventional filter types, such as shelving, peaking, bandpass, tilt, low cut and high cut filters, Equalizer Pro features a range of innovative, signal-adaptive filter types, such as the ability to equalise transients, sustaining elements, foreground and background audio, ambiance, and much more. With these novel filters, Equalizer provides unrivalled control to improve your mixes, fix issues, and create a better sounding mix in less time. All filter types have configurable steepness between 6 and 96dB/octave, and can run on complete mixes, individual channels, or mid/side representations of your audio tracks and busses. Equalizer Pro supports both zero-latency as well as linear phase filter types. Equalizer Pro provides an integrated spectrum analyzer and spectrogram, with configurable spectral resolution, time constants, dynamic range. Equalizer Pro also provides EQ learn and match functionality to timbre match between tracks in a fully configurable and editable manner. Visit our website to get a more detailed overview of all innovative filter types: https://www.toneboosters.com/tb_equalizer_pro.html What you should know: - Licenses acquired for this platform are not compatible with other platforms. - Equalizer Pro is optimised for iPad and will also work on iPhone

Screenshots

MIDIWriter4 screens
TB Equalizer Pro4 screens

Verdict

The call

The clearest difference is review sentiment: TB Equalizer Pro at 100% against MIDIWriter's 0%. TB Equalizer Pro also leads on rating (4.7 vs 1.5) and update cadence (every 3 weeks vs every 35 months). MIDIWriter's advantage is price ($0.99 vs $12.99). On ads, in-app purchases, monetization model and device support 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

MIDIWriter costs $0.99 and TB Equalizer Pro $12.99 up front. Neither carries in-app purchases, so what you see is what you pay.

ReceptionRating · Positive reviews · Number of ratings

TB Equalizer Pro holds the better App Store score, 4.7 against 1.5. That said, the two scores are not equally well evidenced: TB Equalizer Pro has 19 ratings behind it against 2, so its average is the more settled of the two. Written reviews point the same way: 0% of MIDIWriter's written reviews are positive against 100% of TB Equalizer Pro's.

UpkeepUpdate frequency

MIDIWriter ships an update every 35 months, TB Equalizer Pro every 3 weeks. The most recent releases landed on September 8, 2026 and September 25, 2026 respectively.

Scorecard6 real differences · 4 level
MIDIWriter versus TB Equalizer Pro: the parameters behind the verdict, then further details
ParameterMIDIWriterTB Equalizer Pro
Price$0.99 — better$12.99
Rating1.5 (2 ratings)4.7 (19 ratings) — better
Positive reviews0.0% of reviews100.0% of reviews — better
Number of ratings219 — better
Update frequencyEvery 35 monthsEvery 3 weeks — better
AdsNoNo
In-app purchasesNoNo
MonetizationPaidPaid
DevicesiPhone, iPadiPhone, iPad, iPod — better
Requires iOS16.013.0 — better
Further details — not scored
Size31 MB13 MB
Age rating4+4+
DeveloperMasayuki AkamatsuToneBoosters

Customer experience

MIDIWriter

All ratings2 ratings
Positive0.0%
Neutral0.0%
Negative100.0%
Written reviews4 reviews
Positive0.0%
Neutral0.0%
Negative100.0%

TB Equalizer Pro

All ratings19 ratings
Positive94.7%
Neutral0.0%
Negative5.3%
Written reviews17 reviews
Positive100.0%
Neutral0.0%
Negative0.0%

In-app purchases

None

MIDIWriter

No in-app purchases

None

TB Equalizer Pro

No in-app purchases

Questions

Is MIDIWriter free?
MIDIWriter costs $0.99, with no in-app purchases.
Is TB Equalizer Pro free?
TB Equalizer Pro costs $12.99, with no in-app purchases.
Which has better reviews, MIDIWriter or TB Equalizer Pro?
TB Equalizer Pro is rated higher. MIDIWriter averages 1.5 out of 5 from 2 ratings, while TB Equalizer Pro averages 4.7 from 19 ratings.
Do MIDIWriter or TB Equalizer Pro have ads?
Neither MIDIWriter nor TB Equalizer Pro shows ads.
Which is updated more often, MIDIWriter or TB Equalizer Pro?
MIDIWriter ships an update every 35 months, and TB Equalizer Pro every 3 weeks. Most recently, MIDIWriter was updated on September 8, 2026 and TB Equalizer Pro on September 25, 2026.

Other comparisons