# MathWizard Grade vs ChatterPix Kids

The clearest difference is in-app purchases: ChatterPix Kids at none against MathWizard Grade's 1. ChatterPix Kids also leads on update cadence (every 2 months vs every 13 months). MathWizard Grade's advantage is iOS requirement (7.1 vs 9.0). On price, ads and device support there is nothing between them.

Both are free to download. MathWizard Grade sells 1 one-off in-app purchase. ChatterPix Kids asks for nothing beyond the download.

MathWizard Grade ships an update every 13 months, ChatterPix Kids every 2 months. The most recent releases landed on October 26, 2026 and November 1, 2026 respectively.

## The numbers

| Metric | MathWizard Grade | ChatterPix Kids |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[4.3 (664 ratings)](https://appshunter.io/ios/app/chatterpix-kids/id734046126/reviews)** |
| Number of ratings | — | **664** |
| Positive reviews | — | 72.1% of reviews |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 13 months | **Every 2 months** |
| Monetization | — | Free |
| Size | 57 MB | 75 MB |
| Requires iOS | **7.1** | 9.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Infowareindia](https://appshunter.io/developer/393777316) | [Duck Duck Moose LLC](https://appshunter.io/developer/303076298) |

## What reviewers say

### MathWizard Grade

[App page](https://appshunter.io/ios/app/mathwizard-grade-k-ipad-version/id509805446)

**Features:** macOS Compatibility

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Adfree | $0.99 | one-time |


### ChatterPix Kids

[App page](https://appshunter.io/ios/app/chatterpix-kids/id734046126)

Transform photos into animated talking characters for fun messages, greetings, and creative projects. This app is designed for children aged 5-12 to express themselves through interactive visuals.

**Highlights:** Animate photos to talk, Create silly greetings, Make playful messages, Design creative cards, Add stickers, frames, and filters

**In-app purchases:** none

**What reviewers like**

- 👍 Creative and entertaining
- 👍 Fun for kids and families
- 👍 Easy to use
- 👍 No ads or in-app purchases

**What reviewers complain about**

- 🐛 Issues with taking/uploading photos
- 🐛 Mouth movement not always synced well
- 🤔 Some reviews find the app a bit childish or boring over time

**Reported bugs**

- Camera not working for some users
- Repeated crashes or freezes
- Syncing issues between photos and audio

**Requested features**

- Ability to adjust mouth movement and animation
- More customization options
- Longer recording time
- Integration with more photo/video platforms


## Frequently asked questions

### Is MathWizard Grade free?

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

### Is ChatterPix Kids free?

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

### Do MathWizard Grade or ChatterPix Kids have ads?

Neither MathWizard Grade nor ChatterPix Kids shows ads.

### Which is updated more often, MathWizard Grade or ChatterPix Kids?

MathWizard Grade ships an update every 13 months, and ChatterPix Kids every 2 months. Most recently, MathWizard Grade was updated on October 26, 2026 and ChatterPix Kids 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.*