# BearTsumego vs Constant Challenge

The clearest difference is update cadence: Constant Challenge at every 2 days against BearTsumego's monthly. BearTsumego's advantage is iOS requirement (12.0 vs 26.0). On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. BearTsumego sells 11 one-off in-app purchases and Constant Challenge sells 3 one-off in-app purchases. Whichever you choose, the download price is not the number that matters.

BearTsumego ships an update monthly, Constant Challenge every 2 days. The most recent releases landed on October 24, 2026 and September 28, 2026 respectively.

## The numbers

| Metric | BearTsumego | Constant Challenge |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.5 (15 ratings)](https://appshunter.io/ios/app/beartsumego/id1361482304/reviews)** | — |
| Number of ratings | **15** | — |
| Positive reviews | 95.5% of reviews | — |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Monthly | **Every 2 days** |
| Monetization | Free with in-app purchases | — |
| Size | 74 MB | 16 MB |
| Requires iOS | **12.0** | 26.0 |
| Devices | iPhone, iPod | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [SHOUKO SAKURAI](https://appshunter.io/developer/971615665) | [Kaname Inoue](https://appshunter.io/developer/1888387338) |

## What reviewers say

### BearTsumego

[App page](https://appshunter.io/ios/app/beartsumego/id1361482304)

This app offers daily Go puzzles to improve your stone life and death skills. Collect stickers by solving puzzles regularly and track your progress with detailed records and timed challenges. It provides detailed explanations for incorrect moves and allows you to confirm answers until satisfied.

**Highlights:** Daily Go puzzles, Sticker collection for motivation, Detailed move explanations, Multiple difficulty levels, Review mistakes feature, Proficiency tests, Progress tracking

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

**In-app purchases (11)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Beginner Level 1 | $2.99 | one-time |
| Intermediate Level 1 | $2.99 | one-time |
| Basic Life&Death Level 1 | $2.99 | one-time |
| Intermediate Pack 2 Level 1 | $2.99 | one-time |
| Intermediate Pack 2 Level 2 | $2.99 | one-time |
| Intermediate Level 2 | $2.99 | one-time |
| Beginner Set Level 1-3 | $5.99 | one-time |
| Intermediate Level 1-3 Set | $5.99 | one-time |
| Advanced Set Level 1-3 | $5.99 | one-time |
| Basic Life&Death Set | $5.99 | one-time |
| Intermediate Pack2 Set | $5.99 | one-time |


### Constant Challenge

[App page](https://appshunter.io/ios/app/constant-challenge/id6761248442)

**Features:** macOS Compatibility

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Unlock the Square Root of 2 (√2) | $0.99 | one-time |
| Unlock the Golden Ratio (φ) | $0.99 | one-time |
| Unlock the Euler–Mascheroni (γ) | $0.99 | one-time |


## Frequently asked questions

### Is BearTsumego free?

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

### Is Constant Challenge free?

Constant Challenge is free to download, with in-app purchases available.

### Do BearTsumego or Constant Challenge have ads?

Neither BearTsumego nor Constant Challenge shows ads.

### Which is updated more often, BearTsumego or Constant Challenge?

BearTsumego ships an update monthly, and Constant Challenge every 2 days. Most recently, BearTsumego was updated on October 24, 2026 and Constant Challenge on September 28, 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.*