# Avoid 369 vs Letter Roll

The clearest difference is in-app purchases: Letter Roll at none against Avoid 369's 1. Avoid 369's advantage is ads (none vs shown) and update cadence (monthly vs every 29 months). On price, device support and iOS requirement there is nothing between them.

Both are free to download. Avoid 369 sells 1 one-off in-app purchase. Letter Roll asks for nothing beyond the download.

Avoid 369 ships an update monthly, Letter Roll every 29 months. The most recent releases landed on September 20, 2026 and December 1, 2025 respectively.

## The numbers

| Metric | Avoid 369 | Letter Roll |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[3.6 (39 ratings)](https://appshunter.io/ios/app/avoid-369/id1578288448/reviews)** | — |
| Number of ratings | **39** | — |
| In-app purchases | Yes | **No** |
| Ads | **No** | Yes |
| Update frequency | **Monthly** | Every 29 months |
| Monetization | Free with in-app purchases | — |
| Size | 61 MB | 79 MB |
| Requires iOS | 12.0 | 12.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [IK SEONG PARK](https://appshunter.io/developer/488068869) | [omer cetin](https://appshunter.io/developer/1584332419) |

## What reviewers say

### Avoid 369

[App page](https://appshunter.io/ios/app/avoid-369/id1578288448)

A brain-training puzzle game where players must avoid numbers that are multiples of three or contain the digits 3, 6, or 9. It challenges logical thinking and quick decision-making. This game is designed to sharpen your mind.

**Highlights:** Avoid multiples of 3, Avoid numbers with 3, 6, or 9, Brain training, 3D puzzle gameplay, Logical thinking challenge

**Features:** macOS Compatibility

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| No ads | $2.99 | one-time |


### Letter Roll

[App page](https://appshunter.io/ios/app/letter-roll/id1589463270)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Avoid 369 free?

Avoid 369 is free to download, with in-app purchases available.

### Is Letter Roll free?

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

### Do Avoid 369 or Letter Roll have ads?

Letter Roll shows ads; Avoid 369 does not.

### Which is updated more often, Avoid 369 or Letter Roll?

Avoid 369 ships an update monthly, and Letter Roll every 29 months. Most recently, Avoid 369 was updated on September 20, 2026 and Letter Roll on December 1, 2025.

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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.*