# LLTrainer vs Cube Brain Trainer

The clearest difference is in-app purchases: Cube Brain Trainer at none against LLTrainer's 1. Cube Brain Trainer also leads on iOS requirement (15.1 vs 26.2). On price, update cadence, ads and device support there is nothing between them.

Both are free to download. LLTrainer sells 1 one-off in-app purchase. Cube Brain Trainer asks for nothing beyond the download.

Both ship on a similar rhythm, roughly every 3 months. Both last shipped on November 13, 2026.

## The numbers

| Metric | LLTrainer | Cube Brain Trainer |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 3 months | Every 3 months |
| Size | 2 MB | 49 MB |
| Requires iOS | 26.2 | **15.1** |
| Devices | iPhone, iPad | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Tatsuya Yamaguchi](https://appshunter.io/developer/447542345) | [Jongtaek Choi](https://appshunter.io/developer/1834947997) |

## What reviewers say

### LLTrainer

[App page](https://appshunter.io/ios/app/lltrainer/id6760694380)

**Features:** macOS Compatibility, Vision Pro support, iPhone Duo support

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Premium Full Access | $3.99 | one-time |


### Cube Brain Trainer

[App page](https://appshunter.io/ios/app/cube-brain-trainer-learn-3x3/id6793193738)

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is LLTrainer free?

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

### Is Cube Brain Trainer free?

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

### Do LLTrainer or Cube Brain Trainer have ads?

Neither LLTrainer nor Cube Brain Trainer shows ads.

### Which is updated more often, LLTrainer or Cube Brain Trainer?

LLTrainer ships an update every 3 months, and Cube Brain Trainer every 3 months. Most recently, LLTrainer was updated on November 13, 2026 and Cube Brain Trainer on November 13, 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.*