# Moore Dictionary vs YAM

The clearest difference is update cadence: YAM at every 4 days against Moore Dictionary's every 28 months. Moore Dictionary's advantage is device support (3 vs 1) and iOS requirement (12.2 vs 16.4). On price, ads and in-app purchases there is nothing between them.

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

Moore Dictionary ships an update every 28 months, YAM every 4 days. The most recent releases landed on October 27, 2026 and November 5, 2026 respectively.

## The numbers

| Metric | Moore Dictionary | YAM |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 28 months | **Every 4 days** |
| Size | 188 MB | 90 MB |
| Requires iOS | **12.2** | 16.4 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Urs Niggli](https://appshunter.io/developer/1594414816) | [Ben Savadogo](https://appshunter.io/developer/1880799173) |

## What reviewers say

### Moore Dictionary

[App page](https://appshunter.io/ios/app/moore-dictionary/id1594419407)

**Features:** macOS Compatibility

**In-app purchases:** none


### YAM

[App page](https://appshunter.io/ios/app/yam/id6788182918)

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

**In-app purchases:** none


## Frequently asked questions

### Is Moore Dictionary free?

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

### Is YAM free?

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

### Do Moore Dictionary or YAM have ads?

Neither Moore Dictionary nor YAM shows ads.

### Which is updated more often, Moore Dictionary or YAM?

Moore Dictionary ships an update every 28 months, and YAM every 4 days. Most recently, Moore Dictionary was updated on October 27, 2026 and YAM on November 5, 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.*