# SmartGo One vs IGISORO v2

The clearest difference is in-app purchases: IGISORO v2 at none against SmartGo One's 46. IGISORO v2 also leads on rating (5.0 vs 4.8) and iOS requirement (12.0 vs 26.0). SmartGo One's advantage is ads (none vs shown) and ratings volume (1.9K vs 1). On price and device support there is nothing between them.

Both are free to download. SmartGo One sells 46 in-app purchases, starting at $4.99 per month. IGISORO v2 asks for nothing beyond the download.

IGISORO v2 holds the better App Store score, 5.0 against 4.8. That said, the two scores are not equally well evidenced: SmartGo One has 1.9K ratings behind it against 1, so its average is the more settled of the two.

## The numbers

| Metric | SmartGo One | IGISORO v2 |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.8 (1.9K ratings)](https://appshunter.io/ios/app/smartgo-one/id1465746992/reviews) | **[5.0 (1 ratings)](https://appshunter.io/ios/app/igisoro-v2/id6503720889/reviews)** |
| Number of ratings | **1.9K** | 1 |
| Positive reviews | 76.5% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | **No** | Yes |
| Update frequency | Every 2 weeks | — |
| Monetization | Free with in-app purchases | **Ad-supported** |
| Size | 140 MB | 18 MB |
| Requires iOS | 26.0 | **12.0** |
| Devices | iPhone, iPad, Mac | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Smart Go, Inc.](https://appshunter.io/developer/290948289) | [Antoine Nzeyimana](https://appshunter.io/developer/1750127828) |

## What reviewers say

### SmartGo One

[App page](https://appshunter.io/ios/app/smartgo-one/id1465746992)

Learn, play, and improve at the ancient game of Go. This app offers adjustable board sizes, a strong AI opponent, and tools to study professional games and solve Go problems. It's designed for players of all skill levels, from beginners to masters.

**Highlights:** Adjustable board sizes (9x9 to 19x19), Strong KataGo game engine, Study professional game records, Solve Go problems and tutorials, Pattern matching for move suggestions, Territory estimator, Game recording and annotation

**Features:** Family Sharing, Vision Pro support

**In-app purchases (46)**

| Purchase | Price | Billing |
| --- | --- | --- |
| SmartGo One Pro – Monthly | $4.99 | per month |
| Pro Games and Features | $29.99 | per year |
| Just Enough Japanese 1 | Free | one-time |
| Key Concepts in Life and Death | $2.99 | one-time |
| Go Problems Master Collection | $3.99 | one-time |
| Go Problems Add-on 2: Medium | $3.99 | one-time |
| Go Problems Add-on 1: Easy | $3.99 | one-time |
| Go Problems Add-on 3: Hard | $3.99 | one-time |
| Counting Liberties | $4.99 | one-time |
| The Monkey Jump | $4.99 | one-time |
| Double Digit Kyu Games | $5.99 | one-time |
| Go: A Complete Introduction | $5.99 | one-time |
| How Not to Play Go | $5.99 | one-time |
| Encyclopedia of Go Principles | $5.99 | one-time |
| Want to Play Go? Level 1 | $5.99 | one-time |
| Black to Play 30-25 Kyu | $5.99 | one-time |
| The Workshop Lectures 1 | $5.99 | one-time |
| Rethinking Opening Strategy | $6.99 | one-time |
| Learn to Play Go 1 | $7.99 | one-time |
| Learn to Play Go 2 | $7.99 | one-time |
| Learn to Play Go 3 | $7.99 | one-time |
| Correct Joseki | $7.99 | one-time |
| “The Theory of Go” | $7.99 | one-time |
| Learn to Play Go 4 | $7.99 | one-time |
| Buddhist Philosophy Game of Go | $8.99 | one-time |
| Graded Go Problems 1 | $9.99 | one-time |
| Graded Go Problems 2 | $9.99 | one-time |
| Want to Play Go? Level 2 | $9.99 | one-time |
| Basic Techniques of Go | $9.99 | one-time |
| Graded Go Problems 3 | $9.99 | one-time |
| Get Strong at Life and Death | $9.99 | one-time |
| Mastering Mini Go by Mark Tomlinson | $11.99 | one-time |
| Fuseki Revolution | $11.99 | one-time |
| Fundamental Principles of Go | $11.99 | one-time |
| The Basics of Life and Death | $11.99 | one-time |
| Joseki Revolution | $11.99 | one-time |
| Life and Death | $11.99 | one-time |
| A Survey of the Basic Tesujis | $11.99 | one-time |
| Tesuji | $11.99 | one-time |
| AlphaGo to Zero, vol. 4 | $14.99 | one-time |
| Trouble Master, volume 2 | $14.99 | one-time |
| Trouble Master, volume 1 | $14.99 | one-time |
| AlphaGo to Zero, Vol. 2 | $14.99 | one-time |
| Invincible | $24.99 | one-time |
| Essential Go Proverbs | $24.99 | one-time |
| Pro – Lifetime Unlock | $99.00 | one-time |

**What reviewers like**

- 🚀 Awesome app
- 👍 Great for playing and learning Go
- 📚 Excellent integration with Go books
- 🔍 Powerful analysis and review features
- 💻 Seamless experience across devices

**What reviewers complain about**

- 🐛 Occasional crashes and stability issues
- 🤔 Unintuitive user interface for beginners
- 💰 Paywall for full 19x19 board and some features
- 🤖 AI too strong for novice players

**Reported bugs**

- Illegal move detection issues on certain board positions
- Problems with missing variations or incorrect answers
- Inconsistent behavior when passing moves

**Requested features**

- Add read-only mode
- Improve move suggestion explanations
- Introduce difficulty settings for AI
- Integrate online play functionality
- Provide more randomness in AI moves


### IGISORO v2

[App page](https://appshunter.io/ios/app/igisoro-v2/id6503720889)

Experience a classic Mancala game with roots in East African culture. This version offers bug fixes, a new reset button, an improved interface, and enhanced Bluetooth pairing for two devices. Enjoy non-deterministic levels and a visual learning SPECTACLE mode.

**Highlights:** Bug fixes for seamless gameplay, New game reset button, Enhanced user-friendly interface, Improved 2-device Bluetooth pairing, Non-deterministic game levels, SPECTACLE mode for visual learning

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is SmartGo One free?

SmartGo One is free to download, with in-app purchases available.

### Is IGISORO v2 free?

IGISORO v2 is free to download, with no in-app purchases.

### Which has better reviews, SmartGo One or IGISORO v2?

IGISORO v2 is rated higher. SmartGo One averages 4.8 out of 5 from 1.9K ratings, while IGISORO v2 averages 5.0 from 1 ratings.

### Do SmartGo One or IGISORO v2 have ads?

IGISORO v2 shows ads; SmartGo One 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.*