# PathMemory vs Lettrio

The clearest difference is ads: Lettrio at none against PathMemory's shown. Lettrio also leads on update cadence (every 4 days vs every 2 weeks). On price, in-app purchases, device support and iOS requirement there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

PathMemory ships an update every 2 weeks, Lettrio every 4 days. The most recent releases landed on September 9, 2026 and September 15, 2026 respectively.

## The numbers

| Metric | PathMemory | Lettrio |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | No | No |
| Ads | Yes | **No** |
| Update frequency | Every 2 weeks | **Every 4 days** |
| Monetization | — | Paid |
| Size | 40 MB | 36 MB |
| Requires iOS | **15.0** | 15.1 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Lukas Ulbrich](https://appshunter.io/developer/1809532893) | [Comey](https://appshunter.io/developer/1705253260) |

## What reviewers say

### PathMemory

[App page](https://appshunter.io/ios/app/pathmemory/id6774155609)

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases:** none


### Lettrio

[App page](https://appshunter.io/ios/app/lettrio-endless-words/id6778388034)

This word game features an infinite grid of letters that continuously refreshes as you form words. Link adjacent letters to score points and earn more time, with longer words yielding higher scores. Play offline or compete on the weekly leaderboard.

**Highlights:** Infinite letter grid, Link adjacent letters to form words, Score based on word length, Earn time by finding words, Offline play supported, Online leaderboard, Multiple language options

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is PathMemory free?

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

### Is Lettrio free?

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

### Do PathMemory or Lettrio have ads?

PathMemory shows ads; Lettrio does not.

### Which is updated more often, PathMemory or Lettrio?

PathMemory ships an update every 2 weeks, and Lettrio every 4 days. Most recently, PathMemory was updated on September 9, 2026 and Lettrio on September 15, 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.*