Comparison

Tonality Visualizer vs PatchMemo GX

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

Head to head
About

Tonality Visualizer

Features
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Tonality Visualizer is an interactive polar-pitch map that displays musical notes on a rotating disk. You can connect a MIDI keyboard or open a MIDI file — every note appears in real time. The app helps you see harmony, motion, and chord relationships, even without formal music theory. Main Features •MIDI Input: visualize notes directly from your keyboard or MIDI device. •MIDI File Playback / Trainer Mode: play or practice chord by chord. •Live Sound Option: enable/disable the built-in synth for input playback. •Physics-based Disk Rotation: the disk moves naturally according to musical torque. •Simple UI: switch between water-fixed / disk-fixed anchors, toggle UI visibility, bilingual JP/EN. Perfect for music learners, creators, and anyone who wants to “see” sound. Privacy No data collection. All processing happens locally on your device. License Open-source under the MIT License. Source code available on GitHub. Supported Formats •.mid / .midi files (Format 0 / 1) •CoreMIDI device input

About

PatchMemo GX

Features
Read full description

Which patch was that again? What's this one even for? — Every multi-effects user knows the struggle. PatchMemo GX puts an end to "patch confusion." PatchMemo GX is a companion app for recording and managing your BOSS GX-1 patch settings. The official app shows you a list of patch names, but names alone aren't enough to remember what's what. Record your effect chains, gear setups, notes, and tags — and instantly find "that sound you made that time." ◆ Patch Management Supports all user patches from U01 to U99. Record settings for every effect block: PREAMP/CAB, OD/DS, FX1–3, DELAY, REVERB, and more. ASSIGN matrix notes included. Tags and search help you find any patch in seconds. ◆ Setlists Log the order of patches used for each gig or practice session. Look back anytime to see "what did I use at that show?" ◆ Library A unique feature that lets you save your favorite amp + cabinet combinations as Rigs. You can also record guitar, pickup, and output routing combinations. Load them as templates into patches to speed up your workflow. ◆ Anytime, Anywhere No Bluetooth or cable connection needed. View and edit your patch info on your phone — at the studio, at home, or on the go. ◆ More ・5 languages (日本語・English・Deutsch・한국어・Português) ・Dark mode UI ・Fully offline (no cloud required) ・All data stored on your device Privacy Policy: https://dev.nishimoto-learning.jp/apps/patchmemogx/privacy Terms of Use: https://dev.nishimoto-learning.jp/apps/patchmemogx/terms This app is not affiliated with or endorsed by Roland Corporation. BOSS and GX-1 are trademarks or registered trademarks of Roland Corporation.

Screenshots

Tonality Visualizer3 screens
PatchMemo GX4 screens

Verdict

The call

The clearest difference is in-app purchases: Tonality Visualizer at none against PatchMemo GX's 2. Tonality Visualizer also leads on update cadence (fortnightly vs every 4 months). PatchMemo GX's advantage is iOS requirement (15.1 vs 18.6). On price, 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

CostPrice · In-app purchases · Ads · Monetization

Both are free to download. PatchMemo GX sells 2 in-app purchases, starting at $2.49 per month. Tonality Visualizer asks for nothing beyond the download.

UpkeepUpdate frequency

Tonality Visualizer ships an update fortnightly, PatchMemo GX every 4 months. The most recent releases landed on September 20, 2026 and September 13, 2026 respectively.

Scorecard3 real differences · 3 level
Tonality Visualizer versus PatchMemo GX: the parameters behind the verdict, then further details
ParameterTonality VisualizerPatchMemo GX
PriceFreeFree
Update frequencyFortnightly — betterEvery 4 months
AdsNoNo
In-app purchasesNo — betterYes
DevicesiPhone, iPadiPhone, iPad, iPod — better
Requires iOS18.615.1 — better
Further details — not scored
Size1 MB37 MB
Age rating4+4+
DeveloperYusuke YoshidaTakashi Nishimoto

In-app purchases

None

Tonality Visualizer

No in-app purchases

2 purchases

PatchMemo GX

Subscriptions1
  • Pro (Monthly)$2.491 Month
One-time1
  • Pro (Lifetime)$22.99

Questions

Is Tonality Visualizer free?
Tonality Visualizer is free to download, with no in-app purchases.
Is PatchMemo GX free?
PatchMemo GX is free to download, with in-app purchases available.
Do Tonality Visualizer or PatchMemo GX have ads?
Neither Tonality Visualizer nor PatchMemo GX shows ads.
Which is updated more often, Tonality Visualizer or PatchMemo GX?
Tonality Visualizer ships an update fortnightly, and PatchMemo GX every 4 months. Most recently, Tonality Visualizer was updated on September 20, 2026 and PatchMemo GX on September 13, 2026.

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