# Shogi Lab vs IBF Backgammon Tournaments

The clearest difference is in-app purchases: IBF Backgammon Tournaments at none against Shogi Lab's 1. IBF Backgammon Tournaments also leads on ads (none vs shown) and iOS requirement (15.0 vs 17.6). On price and device support there is nothing between them.

Both are free to download. Shogi Lab sells 1 one-off in-app purchase. IBF Backgammon Tournaments asks for nothing beyond the download.

## The numbers

| Metric | Shogi Lab | IBF Backgammon Tournaments |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 50.0% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | Yes | **No** |
| Update frequency | Every 3 days | — |
| Monetization | Free with in-app purchases | — |
| Size | 82 MB | 218 MB |
| Requires iOS | 17.6 | **15.0** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 12+ |
| Developer | [koji ozono](https://appshunter.io/developer/1826482515) | [INTERACTIVE E SOLUTIONS SRL](https://appshunter.io/developer/1752872094) |

## What reviewers say

### Shogi Lab

[App page](https://appshunter.io/ios/app/shogi-lab-sunfish-engine/id6757245157)

This shogi app offers a full-featured engine for analysis and gameplay. Enjoy intuitive controls, real-time evaluation during matches, and comprehensive game record replay. Play online with rankings or offline against adjustable CPU opponents.

**Highlights:** In-game analysis with real-time evaluation, Thinking time visualization, Key move detection, Game record replay and analysis, Online ranked matches, Adjustable CPU strength, Save and resume matches

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Shogi Lab Pro | $2.99 | one-time |


### IBF Backgammon Tournaments

[App page](https://appshunter.io/ios/app/ibf-backgammon-tournaments/id6810398147)

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

**In-app purchases:** none


## Frequently asked questions

### Is Shogi Lab free?

Shogi Lab is free to download, with in-app purchases available.

### Is IBF Backgammon Tournaments free?

IBF Backgammon Tournaments is free to download, with no in-app purchases.

### Do Shogi Lab or IBF Backgammon Tournaments have ads?

Shogi Lab shows ads; IBF Backgammon Tournaments does not.

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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.*