# Go vs NEWBL KataGo

The clearest difference is in-app purchases: Go at none against NEWBL KataGo's 3. NEWBL KataGo's advantage is update cadence (every 3 days vs monthly) and iOS requirement (13.0 vs 15.6). On price, ads and device support there is nothing between them.

Both are free to download. NEWBL KataGo sells 3 in-app purchases, starting at $0.99 per month. Go asks for nothing beyond the download.

Go ships an update monthly, NEWBL KataGo every 3 days. The most recent releases landed on September 16, 2026 and June 6, 2026 respectively.

## The numbers

| Metric | Go | NEWBL KataGo |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Monthly | **Every 3 days** |
| Monetization | Free | — |
| Size | 5 MB | 39 MB |
| Requires iOS | 15.6 | **13.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [JISEOK KIM](https://appshunter.io/developer/1789716382) | [Newbl](https://appshunter.io/developer/1755559417) |

## What reviewers say

### Go

[App page](https://appshunter.io/ios/app/go-problem/id6742041718)

This app offers a wide range of Go problems for all skill levels, from beginner to expert. Users can improve their game by solving various puzzle types and also share their own creations with a global community.

**Highlights:** Varied difficulty Go problems, Problems for beginners to experts, Improve Go skills, User-created problem uploads, Community problem sharing, Discussion with other users

**Features:** macOS Compatibility

**In-app purchases:** none


### NEWBL KataGo

[App page](https://appshunter.io/ios/app/newbl-katago/id6762753741)

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Monthly Unlimited | $0.99 | per month |
| AI Coach | $2.99 | per month |
| Annual Unlimited | $4.99 | per year |


## Frequently asked questions

### Is Go free?

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

### Is NEWBL KataGo free?

NEWBL KataGo is free to download, with in-app purchases available.

### Do Go or NEWBL KataGo have ads?

Neither Go nor NEWBL KataGo shows ads.

### Which is updated more often, Go or NEWBL KataGo?

Go ships an update monthly, and NEWBL KataGo every 3 days. Most recently, Go was updated on September 16, 2026 and NEWBL KataGo on June 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.*