# Square Worlds vs Notation

The clearest difference is review sentiment: Square Worlds at 100% against Notation's 0%. Square Worlds also leads on price (Free vs $2.99) and rating (5.0 vs 4.4). Notation's advantage is in-app purchases (none vs 1) and update cadence (every 5 days vs fortnightly). On ratings volume, ads and device support there is nothing between them.

Square Worlds is free to download; Notation costs $2.99 up front. Square Worlds sells 1 one-off in-app purchase. Notation asks for nothing beyond the download.

Square Worlds holds the better App Store score, 5.0 against 4.4. Both are backed by a comparable volume of ratings — 6 and 7 respectively. Written reviews point the same way: 100% of Square Worlds's written reviews are positive against 0% of Notation's.

Square Worlds ships an update fortnightly, Notation every 5 days. The most recent releases landed on November 3, 2026 and November 9, 2026 respectively.

## The numbers

| Metric | Square Worlds | Notation |
| --- | --- | --- |
| Price | **Free** | $2.99 |
| Rating | **[5.0 (6 ratings)](https://appshunter.io/ios/app/square-worlds/id1506554867/reviews)** | [4.4 (7 ratings)](https://appshunter.io/ios/app/notation-chess-coach/id6759826744/reviews) |
| Number of ratings | 6 | **7** |
| Positive reviews | **100.0% of reviews** | 0.0% of reviews |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Fortnightly | **Every 5 days** |
| Monetization | **Free with in-app purchases** | Paid |
| Size | 59 MB | 563 MB |
| Requires iOS | **7.0** | 18.6 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Sunil Patel](https://appshunter.io/developer/846013186) | [Darren Cox](https://appshunter.io/developer/1874926497) |

## What reviewers say

### Square Worlds

[App page](https://appshunter.io/ios/app/square-worlds/id1506554867)

This elegant tile-placement game challenges players to strategically fill a 5x5 grid for maximum points. Manage your coins while discovering unique scoring mechanics for each tile type. Unlock additional game modes for a deeper experience.

**Highlights:** Tile placement mechanics, Scoring system, Coin management, Unlockable game modes, Achievements, Hidden secrets

**Features:** macOS Compatibility

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Extra Modes | $0.99 | one-time |


### Notation

[App page](https://appshunter.io/ios/app/notation-chess-coach/id6759826744)

This app provides in-depth chess coaching by explaining the 'why' behind moves, not just the 'what'. It uses advanced on-device analysis and multiple coaching frameworks to offer personalized game reviews, player profiles, and opponent scouting.

**Highlights:** On-device chess analysis with Stockfish 18, Multiple grandmaster-level coaching frameworks, Detailed game reviews and player profiles, Opponent scouting and matchup reports, Play with physical chess boards via Bluetooth, Privacy-focused design with no tracking

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

**In-app purchases:** none


## Frequently asked questions

### Is Square Worlds free?

Square Worlds is free to download, with in-app purchases available.

### Is Notation free?

Notation costs $2.99, with no in-app purchases.

### Which has better reviews, Square Worlds or Notation?

Square Worlds is rated higher. Square Worlds averages 5.0 out of 5 from 6 ratings, while Notation averages 4.4 from 7 ratings.

### Do Square Worlds or Notation have ads?

Neither Square Worlds nor Notation shows ads.

### Which is updated more often, Square Worlds or Notation?

Square Worlds ships an update fortnightly, and Notation every 5 days. Most recently, Square Worlds was updated on November 3, 2026 and Notation on November 9, 2026.

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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.*