# 1A2B Fun! vs DoLucid

The clearest difference is ads: DoLucid at none against 1A2B Fun!'s shown. 1A2B Fun!'s advantage is iOS requirement (13.0 vs 26.0). On price, update cadence, in-app purchases and device support there is nothing between them.

Both are free to download. 1A2B Fun! sells 1 one-off in-app purchase and DoLucid sells 4 one-off in-app purchases. Whichever you choose, the download price is not the number that matters.

1A2B Fun! ships an update every 3 months, DoLucid every 2 months. The most recent releases landed on October 4, 2026 and September 30, 2026 respectively.

## The numbers

| Metric | 1A2B Fun! | DoLucid |
| --- | --- | --- |
| 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 | Yes |
| Ads | Yes | **No** |
| Update frequency | Every 3 months | **Every 2 months** |
| Monetization | Free with in-app purchases | — |
| Size | 7 MB | 45 MB |
| Requires iOS | **13.0** | 26.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, Apple Watch |
| Age rating | 4+ | 4+ |
| Developer | [Ming-Ta Yang](https://appshunter.io/developer/1459347668) | [Sabri BASOGLU](https://appshunter.io/developer/1777303394) |

## 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 |


### DoLucid

[App page](https://appshunter.io/ios/app/dolucid/id6761458428)

**Features:** macOS Compatibility, Apple Watch app, Vision Pro support

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Cosmic Sound | $0.99 | one-time |
| AI Voice | $0.99 | one-time |
| Matrix Sound | $0.99 | one-time |
| Lucid Pro | $9.99 | one-time |


## Frequently asked questions

### Is 1A2B Fun! free?

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

### Is DoLucid free?

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

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

1A2B Fun! shows ads; DoLucid does not.

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

1A2B Fun! ships an update every 3 months, and DoLucid every 2 months. Most recently, 1A2B Fun! was updated on October 4, 2026 and DoLucid on September 30, 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.*