# ChatterPix vs Brain Training

The clearest difference is ads: ChatterPix at none against Brain Training's shown. ChatterPix also leads on iOS requirement (9.0 vs 15.1). Brain Training's advantage is update cadence (weekly vs every 2 months). On price, in-app purchases and device support there is nothing between them.

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

ChatterPix ships an update every 2 months, Brain Training weekly. The most recent releases landed on November 11, 2026 and October 31, 2026 respectively.

## The numbers

| Metric | ChatterPix | Brain Training |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.4 (1.7K ratings)](https://appshunter.io/ios/app/chatterpix-duck-duck-moose/id734038526/reviews)** | — |
| Number of ratings | **1.7K** | — |
| Positive reviews | 78.1% of reviews | — |
| In-app purchases | No | No |
| Ads | **No** | Yes |
| Update frequency | Every 2 months | **Weekly** |
| Monetization | Free | — |
| Size | 69 MB | 42 MB |
| Requires iOS | **9.0** | 15.1 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 12+ | 4+ |
| Developer | [Duck Duck Moose LLC](https://appshunter.io/developer/303076298) | [Bruno Alencar](https://appshunter.io/developer/994741973) |

## What reviewers say

### ChatterPix

[App page](https://appshunter.io/ios/app/chatterpix-duck-duck-moose/id734038526)

An app that allows users to animate still photos by adding a mouth and voice. Create fun greetings, messages, or cards with customizable stickers, frames, and filters. It's a free tool for creative expression.

**Highlights:** Animate photos with sound, Add voice recordings, 22 stickers, 12 frames, 11 photo filters, Create greetings and messages

**In-app purchases:** none

**What reviewers like**

- ⭐️ Lots of fun
- 👍 Easy and intuitive to use
- 🤩 Engaging and creative
- 🎉 Great for school/classroom use
- 🤗 Fun for all ages

**What reviewers complain about**

- 🐛 Occasional crashes or glitches
- 🔇 Audio/recording issues
- 📏 Difficulty with mouth placement/alignment
- 🔍 Limited customization options
- ⏱️ Short recording time limit

**Reported bugs**

- Camera function not working for some users
- App signing out/resetting after use
- Frequent crashes or freezing

**Requested features**

- Ability to remove watermark/logo
- More sticker/accessory options
- Voice changing/filtering effects
- Longer recording time
- Ability to use existing photos from library


### Brain Training

[App page](https://appshunter.io/ios/app/brain-training-mathbuddies/id6764083874)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is ChatterPix free?

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

### Is Brain Training free?

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

### Do ChatterPix or Brain Training have ads?

Brain Training shows ads; ChatterPix does not.

### Which is updated more often, ChatterPix or Brain Training?

ChatterPix ships an update every 2 months, and Brain Training weekly. Most recently, ChatterPix was updated on November 11, 2026 and Brain Training on October 31, 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.*