# iTrace vs Num Fu

The clearest difference is review sentiment: iTrace at 76% against Num Fu's 33%. iTrace also leads on rating (4.4 vs 3.8) and ratings volume (2.5K vs 4). Num Fu's advantage is in-app purchases (none vs 3) and iOS requirement (6.0 vs 17.1). On price, update cadence, ads and device support there is nothing between them.

Both are free to download. iTrace sells 3 in-app purchases, starting at $4.99 per month. Num Fu asks for nothing beyond the download.

iTrace holds the better App Store score, 4.4 against 3.8. That said, the two scores are not equally well evidenced: iTrace has 2.5K ratings behind it against 4, so its average is the more settled of the two. Written reviews point the same way: 76% of iTrace's written reviews are positive against 33% of Num Fu's.

iTrace ships an update every 2 months, Num Fu every 3 months. The most recent releases landed on November 10, 2026 and November 1, 2026 respectively.

## The numbers

| Metric | iTrace | Num Fu |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.4 (2.5K ratings)](https://appshunter.io/ios/app/itrace-handwriting-practice/id645416621/reviews)** | [3.8 (4 ratings)](https://appshunter.io/ios/app/num-fu-addition/id981031137/reviews) |
| Number of ratings | **2.5K** | 4 |
| Positive reviews | **76.3% of reviews** | 33.3% of reviews |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | **Every 2 months** | Every 3 months |
| Monetization | Freemium | **Free** |
| Size | 173 MB | 224 MB |
| Requires iOS | 17.1 | **6.0** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [DEVPOCKET LLC](https://appshunter.io/developer/1316880489) | [ORIGO Education](https://appshunter.io/developer/693416241) |

## What reviewers say

### iTrace

[App page](https://appshunter.io/ios/app/itrace-handwriting-practice/id645416621)

This app helps children learn to write letters, numbers, words, and shapes through guided tracing and playful repetition. It's designed for preschool, kindergarten, and early elementary students to develop handwriting skills and fine-motor control in an engaging way.

**Highlights:** Guided letter and number tracing, Print and cursive writing, Custom word lists with photos/voice, Multiple handwriting styles, Progress tracking, Printable worksheets, Rewards and mini-games

**Features:** Family Sharing

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| iTrace Monthly Subscription | $4.99 | per month |
| Unlock Premium Features | $3.99 | one-time |
| Lifetime purchase | $19.99 | one-time |

**What reviewers like**

- 👍 Positive feedback and achievement tracking
- 👍 Excellent visual feedback and positive reinforcement
- 👍 Multi-user support for different learning speeds
- 👍 Perfect blend of learning and play
- 👍 Makes handwriting fun with rewards and stickers

**What reviewers complain about**

- 💰 In-app purchases required to unlock additional content
- 🐛 Sound not working for some users
- 🐛 Family sharing not working properly
- 🐛 Strict letter formation requirements can be frustrating for beginners

**Reported bugs**

- Sound not working after updates
- Inability to restore purchases on multiple devices
- Incorrect letter formation displayed in the app

**Requested features**

- Option to adjust difficulty/letter formation requirements
- Ability to connect cursive letters
- Addition of lowercase letters in the free version
- Ability to set number of letter repetitions


### Num Fu

[App page](https://appshunter.io/ios/app/num-fu-addition/id981031137)

Master basic addition facts through engaging educational games. This app utilizes proven addition strategies to help students build number sense and fluency in a fun, interactive way.

**Highlights:** Addition fact practice, ORIGO Education strategies, Fun educational games, Number sense development, Mastery of math facts

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is iTrace free?

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

### Is Num Fu free?

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

### Which has better reviews, iTrace or Num Fu?

iTrace is rated higher. iTrace averages 4.4 out of 5 from 2.5K ratings, while Num Fu averages 3.8 from 4 ratings.

### Do iTrace or Num Fu have ads?

Neither iTrace nor Num Fu shows ads.

### Which is updated more often, iTrace or Num Fu?

iTrace ships an update every 2 months, and Num Fu every 3 months. Most recently, iTrace was updated on November 10, 2026 and Num Fu on November 1, 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.*