# Brain Trainer vs Graviton 3D

The clearest difference is in-app purchases: Brain Trainer at none against Graviton 3D's 2. Brain Trainer also leads on ads (none vs shown) and iOS requirement (9.0 vs 16). Graviton 3D's advantage is update cadence (daily vs every 3 weeks). On price and device support there is nothing between them.

Both are free to download. Graviton 3D sells 2 one-off in-app purchases. Brain Trainer asks for nothing beyond the download.

Brain Trainer ships an update every 3 weeks, Graviton 3D daily. The most recent releases landed on October 12, 2026 and October 25, 2026 respectively.

## The numbers

| Metric | Brain Trainer | Graviton 3D |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/brain-trainer-cognitive-game/id1037477449/reviews)** | — |
| Number of ratings | **1** | — |
| In-app purchases | **No** | Yes |
| Ads | **No** | Yes |
| Update frequency | Every 3 weeks | **Daily** |
| Monetization | Free | — |
| Size | 83 MB | 73 MB |
| Requires iOS | **9.0** | 16 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [samona limited](https://appshunter.io/developer/1453997195) | [Nir Tsook](https://appshunter.io/developer/599411476) |

## What reviewers say

### Brain Trainer

[App page](https://appshunter.io/ios/app/brain-trainer-cognitive-game/id1037477449)

Sharpen your memory and boost your brain strength with this engaging game. It features progressively challenging levels and intuitive gameplay designed for the whole family. Remember patterns and repeat them to test your cognitive abilities.

**Highlights:** Boost brain strength, Sharpen memory power, Pattern recall challenges, Progressive difficulty levels, Simple and intuitive interface, Fun for the entire family

**Features:** macOS Compatibility

**In-app purchases:** none


### Graviton 3D

[App page](https://appshunter.io/ios/app/graviton-3d/id6759337974)

**Features:** macOS Compatibility

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Unlock Levels 5-6 | $1.99 | one-time |
| Remove ads | $1.99 | one-time |


## Frequently asked questions

### Is Brain Trainer free?

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

### Is Graviton 3D free?

Graviton 3D is free to download, with in-app purchases available.

### Do Brain Trainer or Graviton 3D have ads?

Graviton 3D shows ads; Brain Trainer does not.

### Which is updated more often, Brain Trainer or Graviton 3D?

Brain Trainer ships an update every 3 weeks, and Graviton 3D daily. Most recently, Brain Trainer was updated on October 12, 2026 and Graviton 3D on October 25, 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.*