# 1A2B Fun! vs 新北智慧光標

The clearest difference is in-app purchases: 新北智慧光標 at none against 1A2B Fun!'s 1. 新北智慧光標 also leads on ads (none vs shown). On price, update cadence, device support and iOS requirement there is nothing between them.

Both are free to download. 1A2B Fun! sells 1 one-off in-app purchase. 新北智慧光標 asks for nothing beyond the download.

1A2B Fun! ships an update every 3 months, 新北智慧光標 every 5 months. The most recent releases landed on October 4, 2026 and October 16, 2026 respectively.

## The numbers

| Metric | 1A2B Fun! | 新北智慧光標 |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/1a2b-fun-logic-mastermind/id1459347669/reviews)** | — |
| Number of ratings | **1** | — |
| Positive reviews | — | 50.0% of reviews |
| In-app purchases | Yes | **No** |
| Ads | Yes | **No** |
| Update frequency | **Every 3 months** | Every 5 months |
| Monetization | Free with in-app purchases | — |
| Size | 7 MB | 37 MB |
| Requires iOS | 13.0 | 13.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Ming-Ta Yang](https://appshunter.io/developer/1459347668) | [Light Generation Co., Ltd.](https://appshunter.io/developer/1493376220) |

## What reviewers say

### 1A2B Fun!

[App page](https://appshunter.io/ios/app/1a2b-fun-logic-mastermind/id1459347669)

Engage in classic logic puzzles with a Mastermind mode and a challenging 5-digit option. Compete with friends to achieve top ranks and test your deductive reasoning skills in this casual brain teaser.

**Highlights:** Classic Mastermind logic game, 5-digit challenge mode, Rankings for friend competition, Casual brain teaser, Deductive reasoning puzzles

**Features:** macOS Compatibility

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Remove Bottom Ad | $0.99 | one-time |


### 新北智慧光標

[App page](https://appshunter.io/ios/app/id1551774422)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is 1A2B Fun! free?

1A2B Fun! is free to download, with in-app purchases available.

### Is 新北智慧光標 free?

新北智慧光標 is free to download, with no in-app purchases.

### Do 1A2B Fun! or 新北智慧光標 have ads?

1A2B Fun! shows ads; 新北智慧光標 does not.

### Which is updated more often, 1A2B Fun! or 新北智慧光標?

1A2B Fun! ships an update every 3 months, and 新北智慧光標 every 5 months. Most recently, 1A2B Fun! was updated on October 4, 2026 and 新北智慧光標 on October 16, 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.*