# Cogo vs Brain Buds

The clearest difference is ads: Cogo at none against Brain Buds's shown. Brain Buds's advantage is update cadence (every 6 days vs every 4 months) and iOS requirement (13.0 vs 15.0). 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.

Cogo ships an update every 4 months, Brain Buds every 6 days. The most recent releases landed on November 3, 2026 and October 30, 2026 respectively.

## The numbers

| Metric | Cogo | Brain Buds |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[4.5 (2 ratings)](https://appshunter.io/ios/app/brain-buds/id6757089400/reviews)** |
| Number of ratings | — | **2** |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | No | No |
| Ads | **No** | Yes |
| Update frequency | Every 4 months | **Every 6 days** |
| Monetization | — | Ad-supported |
| Size | 183 MB | 30 MB |
| Requires iOS | 15.0 | **13.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Neeuro Pte Ltd](https://appshunter.io/developer/960758140) | [Vipin Nair](https://appshunter.io/developer/841810400) |

## What reviewers say

### Cogo

[App page](https://appshunter.io/ios/app/cogo-attention-training/id1631065149)

**Features:** macOS Compatibility

**In-app purchases:** none


### Brain Buds

[App page](https://appshunter.io/ios/app/brain-buds/id6757089400)

This app offers bite-sized brain training games designed for children to enhance memory, attention, processing speed, and problem-solving skills. It features adaptive challenges, positive rewards, and a secure, kid-safe experience with no third-party ads.

**Highlights:** Bite-sized brain training sessions, Adaptive difficulty, Memory, attention, and problem-solving games, Positive rewards and unlockable themes, Weekly progress summaries for parents, Offline-friendly play

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Cogo free?

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

### Is Brain Buds free?

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

### Do Cogo or Brain Buds have ads?

Brain Buds shows ads; Cogo does not.

### Which is updated more often, Cogo or Brain Buds?

Cogo ships an update every 4 months, and Brain Buds every 6 days. Most recently, Cogo was updated on November 3, 2026 and Brain Buds on October 30, 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.*