# No2g vs 13 Orphans Mahjong

The clearest difference is in-app purchases: 13 Orphans Mahjong at none against No2g's 9. 13 Orphans Mahjong also leads on ads (none vs shown) and update cadence (daily vs monthly). No2g's advantage is iOS requirement (13.0 vs 15.0). On price and device support there is nothing between them.

Both are free to download. No2g sells 9 one-off in-app purchases. 13 Orphans Mahjong asks for nothing beyond the download.

No2g ships an update monthly, 13 Orphans Mahjong daily. The most recent releases landed on November 1, 2026 and October 31, 2026 respectively.

## The numbers

| Metric | No2g | 13 Orphans Mahjong |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.7 (58 ratings)](https://appshunter.io/ios/app/no2g-nonogram/id918407138/reviews)** | — |
| Number of ratings | **58** | — |
| Positive reviews | 79.4% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | Yes | **No** |
| Update frequency | Monthly | **Daily** |
| Monetization | Free with in-app purchases | — |
| Size | 28 MB | 212 MB |
| Requires iOS | **13.0** | 15.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [SE JOONG KIM](https://appshunter.io/developer/918407137) | [KEVIN ALLEN GONZALES ONG](https://appshunter.io/developer/6801997158) |

## What reviewers say

### No2g

[App page](https://appshunter.io/ios/app/no2g-nonogram/id918407138)

This app offers a vast collection of logic puzzles, featuring a variety of grid sizes from 10x10 to 30x30. It supports both touch and virtual joystick controls, includes achievements through Game Center, and synchronizes progress with iCloud.

**Highlights:** Thousands of puzzles, Multiple grid sizes, Touch and virtual joystick support, Game Center achievements, iCloud synchronization

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

**In-app purchases (9)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Animals I | $0.99 | one-time |
| Animals II | $0.99 | one-time |
| Foods I | $0.99 | one-time |
| Foods II | $0.99 | one-time |
| Life I | $0.99 | one-time |
| Life II | $0.99 | one-time |
| RPG I | $0.99 | one-time |
| RPG II | $0.99 | one-time |
| Remove Ads. | $9.99 | one-time |


### 13 Orphans Mahjong

[App page](https://appshunter.io/ios/app/13-orphans-mahjong/id6824796646)

**In-app purchases:** none


## Frequently asked questions

### Is No2g free?

No2g is free to download, with in-app purchases available.

### Is 13 Orphans Mahjong free?

13 Orphans Mahjong is free to download, with no in-app purchases.

### Do No2g or 13 Orphans Mahjong have ads?

No2g shows ads; 13 Orphans Mahjong does not.

### Which is updated more often, No2g or 13 Orphans Mahjong?

No2g ships an update monthly, and 13 Orphans Mahjong daily. Most recently, No2g was updated on November 1, 2026 and 13 Orphans Mahjong on October 31, 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.*