Caternome vs Hum2MIDI
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Caternome
This app offers a unique metronome experience with a visual caterpillar that moves to the rhythm. Customize tempo, division types, and beat division levels to suit your practice needs.
- Visual caterpillar animation
- Customizable tempo
- Duple or triple division types
- Adjustable beat division levels
- Pulse, division, and subdivision visualization
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Feel the beat as you move along with the caterpillar in this fun metronome alternative. Choose your: - tempo - division type (duple or triple) - beat division level (pulse, division, subdivision) The caterpillar sways with the pulse (macrobeat), stomps to the duple or triple beat division (microbeat), and pulses to the subdivision.
Hum2MIDI
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Hum2MIDI — App Overview In one line Just hum, and your melody is converted to MIDI — ready to edit and export. Overview Hum2MIDI detects pitch from your microphone in real time and converts it into MIDI notes. Even if you can't play an instrument, you can capture any melody that pops into your head as musical data (MIDI), edit it on a piano roll, and export or share it as a standard MIDI file. Perfect for brainstorming composition ideas and getting something into your DAW fast. Features Input & Detection Real-time pitch detection via microphone (AudioKit) → converted to MIDI notes Live pitch display while active: note name, frequency, tuning meter, pitch graph Recording & Playback Recorded notes displayed on a piano roll (note names, beat/bar grid, fixed pitch axis) Piano-sound preview playback Metronome: tempo (manual input), time signature (2/3/4/6), volume, mute Editing Add, move, resize, and delete notes Long-press focus editing (zoom + haptic feedback, simultaneous pitch & start-time adjustment, guide tone) Undo/redo, snap to melody start, quantize (1/4, 1/8, 1/16) Saving & Export Save multiple recordings (renameable), re-edit anytime Export as MIDI and share to a DAW or other app via the share sheet Other Japanese/English language toggle (selected on first launch + available in Settings) Pricing (one-time purchase) Free: Detection, display, recording, playback, editing, metronome — up to 3 saved recordings Pro (one-time purchase): MIDI export & sharing, unlimited saved recordings Target Users Composers and producers who want to capture ideas quickly Non-instrumentalists who want to preserve melodies they think of Vocalists who want to convert vocal/harmony lines into MIDI as a foundation for production Workflow Record → Hum → Stop → Review & edit on piano roll → Save → Export MIDI → Drop into your DAW.
Screenshots
Verdict
The clearest difference is price: Hum2MIDI at Free against Caternome's $0.99. Caternome's advantage is in-app purchases (none vs 1) and iOS requirement (14.0 vs 26.5). On ads 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
Hum2MIDI is free to download; Caternome costs $0.99 up front. Hum2MIDI sells 1 one-off in-app purchase. Caternome asks for nothing beyond the download.
| Parameter | Caternome | Hum2MIDI |
|---|---|---|
| Price | $0.99 | Free — better |
| Rating | 5.0 (1 ratings) — better | — |
| Number of ratings | 1 — better | — |
| Ads | No | No |
| In-app purchases | No — better | Yes |
| Monetization | Paid | — |
| Devices | iPhone, iPad, iPod — better | iPhone, iPad |
| Requires iOS | 14.0 — better | 26.5 |
| Further details — not scored | ||
| Size | 74 MB | 6 MB |
| Age rating | 4+ | 4+ |
| Developer | Laura Gabrielson | Matsumoto Shigekazu |
In-app purchases
Caternome
No in-app purchases
Hum2MIDI
- Hum2MIDI Pro$4.99









