# Piano Cube ! vs Not Chess

The clearest difference is review sentiment: Piano Cube ! at 100% against Not Chess's 70%. Not Chess's advantage is update cadence (every 4 weeks vs every 5 months) and price ($1.99 vs $2.99). On ads, in-app purchases, monetization model and chart position there is nothing between them.

Piano Cube ! costs $2.99 and Not Chess $1.99 up front. Neither carries in-app purchases, so what you see is what you pay.

Piano Cube ! ships an update every 5 months, Not Chess every 4 weeks. The most recent releases landed on October 26, 2026 and October 27, 2026 respectively.

## The numbers

| Metric | Piano Cube ! | Not Chess |
| --- | --- | --- |
| Price | $2.99 | **$1.99** |
| Rating | — | **[4.4 (266 ratings)](https://appshunter.io/ios/app/not-chess/id1535659343/reviews)** |
| Number of ratings | — | **266** |
| Positive reviews | **100.0% of reviews** | 69.9% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 5 months | **Every 4 weeks** |
| Monetization | Paid | Paid |
| Best chart rank | **#90** | #141 |
| Size | 49 MB | 43 MB |
| Requires iOS | 12.0 | 12.0 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Emilian Brenici](https://appshunter.io/developer/1415542819) | [Tepes Ovidiu](https://appshunter.io/developer/1225592787) |

## What reviewers say

### Piano Cube !

[App page](https://appshunter.io/ios/app/piano-cube/id1415542820)

**Currently charting:** #90 Top Paid · Music (US App Store)

This app combines cube solving with music creation. Memorize algorithms through melodies or compose music by manipulating cube patterns. It's a fun and unique tool for cubers of all levels.

**Highlights:** Cube solving with musical algorithms, Compose music using cube patterns, Support for 2x2x2 and 3x3x3 cubes, Customizable piano keyboards, Timer, scramble, and reset functions, Progress and preferences autosave, Switchable cube size and design

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

**In-app purchases:** none


### Not Chess

[App page](https://appshunter.io/ios/app/not-chess/id1535659343)

**Currently charting:** #141 Top Paid · Casual, #175 Top Paid · Puzzle (US App Store)

This mind-bending puzzle game uses simplified chess rules. Collect pieces to gain their abilities and strategize your way to the coin. Enjoy a stress-free, offline experience with adjustable difficulty levels and a relaxing soundtrack.

**Highlights:** Piece inheritance mechanics, Coin collection objective, 3 difficulty levels, Zen color palettes, Relaxing soundtrack, Offline play, Haptic feedback

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

**In-app purchases:** none

**What reviewers like**

- 👍 Enjoyable puzzles
- 🚀 Unique twist on chess
- 💡 Helpful for learning chess basics
- 🎨 Pleasant visuals and animations

**What reviewers complain about**

- 🐛 Occasional glitches and bugs
- 🔍 Lack of difficulty progression
- 🕹️ Clunky navigation between levels
- 🎨 Difficulty distinguishing pieces on some levels

**Reported bugs**

- Levels freezing or becoming unsolvable
- Inconsistent difficulty across levels
- Pieces not functioning correctly in some puzzles

**Requested features**

- More levels and increased difficulty
- Option to customize colors and accessibility settings
- Auto-advance to next level after completion
- User-generated puzzles or challenges
- Scoring system and achievements


## Frequently asked questions

### Is Piano Cube ! free?

Piano Cube ! costs $2.99, with no in-app purchases.

### Is Not Chess free?

Not Chess costs $1.99, with no in-app purchases.

### Do Piano Cube ! or Not Chess have ads?

Neither Piano Cube ! nor Not Chess shows ads.

### Which is updated more often, Piano Cube ! or Not Chess?

Piano Cube ! ships an update every 5 months, and Not Chess every 4 weeks. Most recently, Piano Cube ! was updated on October 26, 2026 and Not Chess on October 27, 2026.

### Which is more popular, Piano Cube ! or Not Chess?

Piano Cube ! currently peaks at #90 in the App Store charts, and Not Chess at #141. Chart position reflects recent download velocity rather than total install base.

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