Comparison

Gradation Piano vs AllyPiano

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

Head to head
About

Gradation Piano

Features
Read full description

Play the piano and watch your music come alive. Gradation Piano turns every note into a burst of color. Press a key and vibrant fluid — unique to that pitch — erupts from the keyboard and swirls across the display in real time, powered by a Metal-based fluid simulation. Features Full 88-key range — scroll freely from A0 to C8 Color-coded keys — each of the 12 pitches has its own hue, making it easy to recognize notes by sight Live fluid visuals — Metal GPU simulation reacts instantly to every touch, blending colors as you play chords Adjustable keyboard width — zoom in for larger keys or zoom out to see more of the keyboard at once Multi-touch — play full chords and let the colors mix

About

AllyPiano

Experience a realistic piano with a concert grand sound or a unique synthwave keyboard. Enjoy intuitive controls, customizable key sizes, and offline play. This app offers a high-quality musical instrument experience without ads or subscriptions.

Highlights
  • Full 88-key piano
  • Concert grand from real samples
  • Synthwave keyboard mode
  • Multi-touch chords
  • Fingertip glissando
  • Offline functionality
  • Customizable key size and labels
Features
Read full description

Play a full 88-key keyboard on your iPhone or iPad. Grand Piano brings the sound of a sampled piano, while Midnight adds a glowing synth keyboard with warm, detuned voices. Both instruments are included. For an expressive concert piano, unlock Salamander Grand with a one-time in-app purchase. It includes four recorded velocity layers and the Ivory Concert appearance, with detailed piano sound and sculpted ivory and ebony keys. Play chords, glide between notes, and latch the sustain pedal. Slide the rail to travel the keyboard, or center it on a note. Transpose up or down by up to an octave to play in any key with the same fingering. Adjust key size and note labels to fit your hands. Your settings are remembered. FEATURES • Full 88-key range, A0 to C8 • Grand Piano and Midnight included • Optional Salamander Grand and Ivory Concert unlock • Multi-touch chords and glissando • Sustain pedal latch • Transpose from −12 to +12 semitones • Adjustable key size, centered note, and labels • Bundled sounds for offline playing after ownership is verified • Restore Purchases with your App Store account • No subscriptions or additional app account Made for iPhone and iPad in landscape. Purchasing and restoring require access to the App Store.

Screenshots

Gradation Piano1 screens
AllyPiano4 screens

Verdict

The call

The clearest difference is iOS requirement: Gradation Piano at 18.6 against AllyPiano's 26.0. On price, ads, 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

CostPrice · In-app purchases · Ads · Monetization

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

Scorecard1 real difference · 9 level
Gradation Piano versus AllyPiano: the parameters behind the verdict, then further details
ParameterGradation PianoAllyPiano
PriceFreeFree
Rating—5.0 (2 ratings) — better
Positive reviews—100.0% of reviews
Number of ratings—2 — better
Update frequency—Every 2 months
AdsNoNo
In-app purchasesNoNo
Monetization—Free
DevicesiPhoneiPhone, iPad — better
Requires iOS18.6 — better26.0
Further details — not scored
Size6 MB56 MB
Age rating4+4+
DeveloperMASATO MISAWAWonseok Lee

In-app purchases

None

Gradation Piano

No in-app purchases

None

AllyPiano

No in-app purchases

Questions

Is Gradation Piano free?
Gradation Piano is free to download, with no in-app purchases.
Is AllyPiano free?
AllyPiano is free to download, with no in-app purchases.
Do Gradation Piano or AllyPiano have ads?
Neither Gradation Piano nor AllyPiano shows ads.

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