# 1A2B Fun! vs Number Riddle

The clearest difference is price: 1A2B Fun! at Free against Number Riddle's $0.99. 1A2B Fun! also leads on iOS requirement (13.0 vs 16.6). Number Riddle's advantage is in-app purchases (none vs 1) and ads (none vs shown). On device support there is nothing between them.

1A2B Fun! is free to download; Number Riddle costs $0.99 up front. 1A2B Fun! sells 1 one-off in-app purchase. Number Riddle asks for nothing beyond the download.

1A2B Fun! ships an update every 3 months, Number Riddle fortnightly. The most recent releases landed on October 4, 2026 and October 3, 2026 respectively.

## The numbers

| Metric | 1A2B Fun! | Number Riddle |
| --- | --- | --- |
| Price | **Free** | $0.99 |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/1a2b-fun-logic-mastermind/id1459347669/reviews)** | — |
| Number of ratings | **1** | — |
| Positive reviews | — | 66.7% of reviews |
| In-app purchases | Yes | **No** |
| Ads | Yes | **No** |
| Update frequency | Every 3 months | **Fortnightly** |
| Monetization | **Free with in-app purchases** | Paid |
| Size | 7 MB | 7 MB |
| Requires iOS | **13.0** | 16.6 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Ming-Ta Yang](https://appshunter.io/developer/1459347668) | [坡 王](https://appshunter.io/developer/1551750977) |

## 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 |


### Number Riddle

[App page](https://appshunter.io/ios/app/number-riddle-crack-the-code/id6764214227)

A logic-based deduction game where you uncover a hidden 3-digit code using limited clues and precise feedback. It offers quick gameplay sessions perfect for brain training and challenging your reasoning skills.

**Highlights:** Classic logic-based gameplay, Quick play sessions, Clear feedback system, Multiple difficulty levels, Level Mode, Daily Challenge

**In-app purchases:** none


## Frequently asked questions

### Is 1A2B Fun! free?

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

### Is Number Riddle free?

Number Riddle costs $0.99, with no in-app purchases.

### Do 1A2B Fun! or Number Riddle have ads?

1A2B Fun! shows ads; Number Riddle does not.

### Which is updated more often, 1A2B Fun! or Number Riddle?

1A2B Fun! ships an update every 3 months, and Number Riddle fortnightly. Most recently, 1A2B Fun! was updated on October 4, 2026 and Number Riddle on October 3, 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.*