# K13 Piano vs Pianoesis

The clearest difference is ads: Pianoesis at none against K13 Piano's shown. Pianoesis also leads on iOS requirement (16.4 vs 26.0). On price, update cadence, in-app purchases and device support there is nothing between them.

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

K13 Piano ships an update fortnightly, Pianoesis every 10 days. The most recent releases landed on October 31, 2026 and November 6, 2026 respectively.

## The numbers

| Metric | K13 Piano | Pianoesis |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (2 ratings)](https://appshunter.io/ios/app/pianoesis/id6801697218/reviews)** |
| Number of ratings | — | **2** |
| In-app purchases | No | No |
| Ads | Yes | **No** |
| Update frequency | Fortnightly | **Every 10 days** |
| Monetization | — | Free |
| Size | 65 MB | 111 MB |
| Requires iOS | 26.0 | **16.4** |
| Devices | iPhone, iPad | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [YILI CHO](https://appshunter.io/developer/1659817879) | [征宇 孙](https://appshunter.io/developer/6801173749) |

## What reviewers say

### K13 Piano

[App page](https://appshunter.io/ios/app/k13-piano/id6760742525)

**In-app purchases:** none


### Pianoesis

[App page](https://appshunter.io/ios/app/pianoesis/id6801697218)

This app transforms MIDI and MusicXML files into playable piano scores with a unique tap-anywhere interface. Enjoy solo play with an AI duet partner or collaborate with a friend in split-screen mode. Experience music in various visual styles, including an engraved staff view.

**Highlights:** Import MIDI/MusicXML/solo piano recordings, Tap anywhere on screen to play, Offline play, Solo play with AI duet partner, Duo Mode for split-screen play with a friend, Multiple visual modes (staff, piano roll, sprite jump), Voice separation for complex pieces

**Features:** macOS Compatibility, Vision Pro support, iPhone Duo support

**In-app purchases:** none


## Frequently asked questions

### Is K13 Piano free?

K13 Piano is free to download, with no in-app purchases.

### Is Pianoesis free?

Pianoesis is free to download, with no in-app purchases.

### Do K13 Piano or Pianoesis have ads?

K13 Piano shows ads; Pianoesis does not.

### Which is updated more often, K13 Piano or Pianoesis?

K13 Piano ships an update fortnightly, and Pianoesis every 10 days. Most recently, K13 Piano was updated on October 31, 2026 and Pianoesis on November 6, 2026.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*