# letterTrace vs Know Number Lite

The clearest difference is review sentiment: Know Number Lite at 100% against letterTrace's 25%. Know Number Lite also leads on update cadence (every 3 months vs every 14 months) and ratings volume (3 vs 1). letterTrace's advantage is rating (5.0 vs 4.3) and in-app purchases (none vs 2). On price, ads and device support there is nothing between them.

Both are free to download. Know Number Lite sells 2 one-off in-app purchases. letterTrace asks for nothing beyond the download.

letterTrace holds the better App Store score, 5.0 against 4.3. Both are backed by a comparable volume of ratings — 1 and 3 respectively. Written reviews complicate that: 25% of letterTrace's written reviews are positive against 100% of Know Number Lite's, so the app with the better star average is not the one people write more warmly about.

letterTrace ships an update every 14 months, Know Number Lite every 3 months. The most recent releases landed on June 3, 2026 and June 5, 2026 respectively.

## The numbers

| Metric | letterTrace | Know Number Lite |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/lettertrace/id353930588/reviews)** | [4.3 (3 ratings)](https://appshunter.io/ios/app/know-number-lite/id488062813/reviews) |
| Number of ratings | 1 | **3** |
| Positive reviews | 25.0% of reviews | **100.0% of reviews** |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 14 months | **Every 3 months** |
| Monetization | **Free** | Free with in-app purchases |
| Size | 4 MB | 16 MB |
| Requires iOS | 16.4 | **8.0** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [John Coddington](https://appshunter.io/developer/291826333) | [Kittipong Mungnirun](https://appshunter.io/developer/488058533) |

## What reviewers say

### letterTrace

[App page](https://appshunter.io/ios/app/lettertrace/id353930588)

This app assists children with coordination challenges in learning to write letters and numbers. It offers adjustable trace sizes and provides auditory feedback upon completion. Users can choose between tracing modes or a free-drawing doodle mode.

**Highlights:** Adjustable trace size, Auditory character name feedback, Alphabet and number tracing, English and Spanish language support, Uppercase and lowercase options, Doodle mode with limited colors

**Features:** macOS Compatibility

**In-app purchases:** none


### Know Number Lite

[App page](https://appshunter.io/ios/app/know-number-lite/id488062813)

This app helps children of all ages learn English numbers through interactive games and activities. It focuses on number recognition, counting, and writing practice, with new content unlocked as skills are mastered.

**Highlights:** Number recognition, Counting practice, Number writing exercises, Interactive games, Skill-based content unlocking

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Full feature | $0.99 | one-time |
| Unlock games | $0.99 | one-time |


## Frequently asked questions

### Is letterTrace free?

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

### Is Know Number Lite free?

Know Number Lite is free to download, with in-app purchases available.

### Which has better reviews, letterTrace or Know Number Lite?

letterTrace is rated higher. letterTrace averages 5.0 out of 5 from 1 ratings, while Know Number Lite averages 4.3 from 3 ratings.

### Do letterTrace or Know Number Lite have ads?

Neither letterTrace nor Know Number Lite shows ads.

### Which is updated more often, letterTrace or Know Number Lite?

letterTrace ships an update every 14 months, and Know Number Lite every 3 months. Most recently, letterTrace was updated on June 3, 2026 and Know Number Lite on June 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.*