ComposePocket vs Scouter Synth
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
ComposePocket
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ComposePocket is a songwriting tool for sketching song ideas as fast as pulling your phone from your pocket. ■ Build songs from parts - Create parts like Verse, Chorus, and Inst, then arrange the whole song by order and repeats. - Place the same part in multiple spots (shared) and set how many times it repeats. ■ Notes and chords - Enter notes and chords in a note sequencer (major, minor, 7th, sus, and more). - Set per-measure time signature and BPM, plus a whole-song BPM. ■ Hear it, see it, export it - Play a part, a measure, or the whole song with an SF2 soundfont, with a moving playhead. - Tap a measure or note to move the play position; stop and resume from where you left off. - View native staff notation, or export to MusicXML/MIDI for other notation and DAW apps. Supports Korean and English. Free, with a banner ad at the bottom.
Scouter Synth
Create music with a retro handheld console interface. Compose melodies, add synth sounds or samples, and mix tracks with effects. Perform live with a touch-sensitive pad and punch-in effects.
- Eight-track music composition
- Multiple synth voices and sample playback
- On-board effects and mixing console
- Performance pad for live parameter control
- MIDI and Bluetooth controller support
- Import and record audio samples
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ScouterSynth is a music tracker built like a handheld console. Eight tracks, a D-pad, two buttons, and no menus — every operation is a chord you can play with your thumbs. WRITE Phrases of sixteen rows, chains of phrases, and a song made of chains. Write a bassline once and place it four times with different transposes; change it later and every one of those places changes with it. Phrases can be shorter than sixteen rows, so six-eight is as easy as four-four. SOUND A synth voice per track — saw, pulse with PWM, triangle and sine, through a resonant filter and an envelope — or a sample, played whole or sliced. Wavetables for the sounds a plain oscillator cannot make. Per-tick tables for automation that runs faster than a row. SAMPLE Import from anywhere on your phone, or record straight into a slot from the microphone. MP3, AAC, M4A, AIFF and WAV are all converted on the way in. Whatever you choose is copied into your project, so a saved song carries its audio with it. MIX Ten lanes on one screen — eight tracks and two send buses — with level, pan, mute and solo, and three effect slots on each: filter, bitcrush and a tempo-synced delay. Watch the desk as a set of numbers or as ten live traces. PLAY A performance pad wires any two parameters to an X and a Y axis and moves every track at once. A grid of twelve pads holds six punch-in effects — an octave down, tape slow, a stutter, a bitcrush, a high pass and a low pass — held rather than latched, so nothing can be left on by accident, and six one-shot samples to fire over the top. SEE A radar sweep that reads the mix by frequency, a scope on the output, and six palettes to put it all in. INTEGRATE MIDI in and out with clock. A Bluetooth game controller, mapped button by button to whatever pad you own. Export the whole arrangement to a WAV. Songs, samples and exports all sit in the Files app where you can reach them. No accounts. No subscriptions. No network. The manual is inside the app — press SELECT and B on any screen.
Screenshots
Verdict
The clearest difference is ads: Scouter Synth at none against ComposePocket's shown. ComposePocket's advantage is update cadence (every 5 days vs every 4 weeks) and iOS requirement (15.0 vs 17.0). On price, in-app purchases 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
Both are free to download. Neither carries in-app purchases, so what you see is what you pay.
ComposePocket ships an update every 5 days, Scouter Synth every 4 weeks. The most recent releases landed on October 14, 2026 and October 24, 2026 respectively.
| Parameter | ComposePocket | Scouter Synth |
|---|---|---|
| Price | Free | Free |
| Rating | — | 5.0 (1 ratings) — better |
| Number of ratings | — | 1 — better |
| Update frequency | Every 5 days — better | Every 4 weeks |
| Ads | Yes | No — better |
| In-app purchases | No | No |
| Monetization | — | Free |
| Devices | iPhone, iPad, iPod — better | iPhone, iPad |
| Requires iOS | 15.0 — better | 17.0 |
| Further details — not scored | ||
| Size | 29 MB | 7 MB |
| Age rating | 4+ | 4+ |
| Developer | S&T Soft | Andrew Scott |
In-app purchases
ComposePocket
No in-app purchases
Scouter Synth
No in-app purchases
Questions
Is ComposePocket free?
Is Scouter Synth free?
Do ComposePocket or Scouter Synth have ads?
Which is updated more often, ComposePocket or Scouter Synth?
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