# 1A2B Fun! vs Pop

The clearest difference is in-app purchases: Pop at none against 1A2B Fun!'s 1. Pop 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. Pop asks for nothing beyond the download.

1A2B Fun! ships an update every 3 months, Pop every 6 weeks. The most recent releases landed on June 24, 2026 and September 22, 2026 respectively.

## The numbers

| Metric | 1A2B Fun! | Pop |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/1a2b-fun-logic-mastermind/id1459347669/reviews)** | — |
| Number of ratings | **1** | — |
| In-app purchases | Yes | **No** |
| Ads | Yes | **No** |
| Update frequency | Every 3 months | **Every 6 weeks** |
| Monetization | Free with in-app purchases | — |
| Size | 7 MB | 993 MB |
| Requires iOS | 13.0 | **12.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Ming-Ta Yang](https://appshunter.io/developer/1459347668) | [FANSEE](https://appshunter.io/developer/1589642121) |

## 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 |


### Pop

[App page](https://appshunter.io/ios/app/pop-born/id1496956253)

**In-app purchases:** none


## Frequently asked questions

### Is 1A2B Fun! free?

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

### Is Pop free?

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

### Do 1A2B Fun! or Pop have ads?

1A2B Fun! shows ads; Pop does not.

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

1A2B Fun! ships an update every 3 months, and Pop every 6 weeks. Most recently, 1A2B Fun! was updated on June 24, 2026 and Pop on September 22, 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.*