# Simple Rally vs Chess Heat Map Analysis

The clearest difference is update cadence: Chess Heat Map Analysis at every 4 days against Simple Rally's every 2 weeks. Chess Heat Map Analysis also leads on iOS requirement (12.0 vs 15.0). On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. Simple Rally sells 1 one-off in-app purchase and Chess Heat Map Analysis sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.

Simple Rally ships an update every 2 weeks, Chess Heat Map Analysis every 4 days. The most recent releases landed on February 26, 2026 and July 6, 2026 respectively.

## The numbers

| Metric | Simple Rally | Chess Heat Map Analysis |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (2 ratings)](https://appshunter.io/ios/app/chess-heat-map-analysis/id6499176613/reviews)** |
| Number of ratings | — | **2** |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Every 2 weeks | **Every 4 days** |
| Monetization | — | Free with in-app purchases |
| Size | 22 MB | 120 MB |
| Requires iOS | 15.0 | **12.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Bartosz Dudar](https://appshunter.io/developer/556245280) | [TOLOTRA SAMUEL RANDRIAKOTONJANAHARY](https://appshunter.io/developer/1737728213) |

## What reviewers say

### Simple Rally

[App page](https://appshunter.io/ios/app/simple-rally/id6479893216)

**Features:** macOS Compatibility

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Premium | $2.99 | one-time |


### Chess Heat Map Analysis

[App page](https://appshunter.io/ios/app/chess-heat-map-analysis/id6499176613)

Visualize chess games with dynamic heat maps showing control and threat. Analyze moves, identify weaknesses, and improve your strategy with customizable settings. Study past games and opponent tactics to elevate your gameplay.

**Highlights:** Heat map visualization, Threat and defense analysis, Customizable settings, Game learning and improvement, Multiplatform support, Offline play

**Features:** macOS Compatibility

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Lifetime Access | $12.99 | one-time |


## Frequently asked questions

### Is Simple Rally free?

Simple Rally is free to download, with in-app purchases available.

### Is Chess Heat Map Analysis free?

Chess Heat Map Analysis is free to download, with in-app purchases available.

### Do Simple Rally or Chess Heat Map Analysis have ads?

Neither Simple Rally nor Chess Heat Map Analysis shows ads.

### Which is updated more often, Simple Rally or Chess Heat Map Analysis?

Simple Rally ships an update every 2 weeks, and Chess Heat Map Analysis every 4 days. Most recently, Simple Rally was updated on February 26, 2026 and Chess Heat Map Analysis on July 6, 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.*