# Chess Elo Calculator vs Tic Tac Toe Champ

The clearest difference is in-app purchases: Chess Elo Calculator at none against Tic Tac Toe Champ's 1. Chess Elo Calculator also leads on ads (none vs shown) and update cadence (every 5 months vs every 21 months). On price and device support there is nothing between them.

Both are free to download. Tic Tac Toe Champ sells 1 one-off in-app purchase. Chess Elo Calculator asks for nothing beyond the download.

Chess Elo Calculator ships an update every 5 months, Tic Tac Toe Champ every 21 months. The most recent releases landed on October 24, 2026 and October 29, 2026 respectively.

## The numbers

| Metric | Chess Elo Calculator | Tic Tac Toe Champ |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[3.0 (2 ratings)](https://appshunter.io/ios/app/chess-elo-calculator/id1291775237/reviews)** | — |
| Number of ratings | **2** | — |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | **No** | Yes |
| Update frequency | **Every 5 months** | Every 21 months |
| Monetization | Free | — |
| Size | 38 MB | 64 MB |
| Requires iOS | **7.0** | 15.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Mastermind Computing](https://appshunter.io/developer/1251540276) | [Abhishek Aryan](https://appshunter.io/developer/1365121366) |

## What reviewers say

### Chess Elo Calculator

[App page](https://appshunter.io/ios/app/chess-elo-calculator/id1291775237)

Calculate FIDE Elo ratings using the latest algorithms for precise results. This tool is designed for chess players who need an accurate rating calculation.

**Highlights:** FIDE Elo rating calculation, Recent algorithms, Precise calculation, For chess players

**Features:** macOS Compatibility

**In-app purchases:** none


### Tic Tac Toe Champ

[App page](https://appshunter.io/ios/app/tic-tac-toe-champ/id1511269965)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Remove Ads | $0.99 | one-time |


## Frequently asked questions

### Is Chess Elo Calculator free?

Chess Elo Calculator is free to download, with no in-app purchases.

### Is Tic Tac Toe Champ free?

Tic Tac Toe Champ is free to download, with in-app purchases available.

### Do Chess Elo Calculator or Tic Tac Toe Champ have ads?

Tic Tac Toe Champ shows ads; Chess Elo Calculator does not.

### Which is updated more often, Chess Elo Calculator or Tic Tac Toe Champ?

Chess Elo Calculator ships an update every 5 months, and Tic Tac Toe Champ every 21 months. Most recently, Chess Elo Calculator was updated on October 24, 2026 and Tic Tac Toe Champ on October 29, 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.*