# NBack 3D vs Brainrot

The clearest difference is ads: Brainrot at none against NBack 3D's shown. Brainrot also leads on update cadence (fortnightly vs every 10 months). On price, rating, ratings volume and in-app purchases there is nothing between them.

Both are free to download. NBack 3D sells 1 one-off in-app purchase and Brainrot sells 6 in-app purchases, starting at $1.99 per 7 days. Whichever you choose, the download price is not the number that matters.

On the App Store both sit at effectively the same score — 5.0 for NBack 3D against 5.0 for Brainrot. Both are backed by a comparable volume of ratings — 1 and 1 respectively.

NBack 3D ships an update every 10 months, Brainrot fortnightly. The most recent releases landed on October 27, 2026 and October 25, 2026 respectively.

## The numbers

| Metric | NBack 3D | Brainrot |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [5.0 (1 ratings)](https://appshunter.io/ios/app/nback-3d/id1407606652/reviews) | [5.0 (1 ratings)](https://appshunter.io/ios/app/brainrot-memory-and-brain-games/id6745025093/reviews) |
| Number of ratings | 1 | 1 |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | Yes | Yes |
| Ads | Yes | **No** |
| Update frequency | Every 10 months | **Fortnightly** |
| Monetization | Free with in-app purchases | Freemium |
| Size | 5 MB | 56 MB |
| Requires iOS | **15.6** | 16.4 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Yasuyoshi Ota](https://appshunter.io/developer/1500357652) | [BOGDAN-GEORGIAN ALEXA](https://appshunter.io/developer/1777251935) |

## What reviewers say

### NBack 3D

[App page](https://appshunter.io/ios/app/nback-3d/id1407606652)

This app challenges your memory by requiring you to count 3D shapes of specific colors. As the 'N' value increases, the difficulty escalates, testing your ability to recall past stimuli in a sequence.

**Highlights:** N-Back memory challenge, 3D shape and color recognition, Increasing difficulty levels, Sequence memorization, Cognitive skill enhancement

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Extend to 20'Back & Remove Ads | $2.99 | one-time |


### Brainrot

[App page](https://appshunter.io/ios/app/brainrot-memory-and-brain-games/id6745025093)

This app offers focused N-Back training games designed to improve memory and concentration. It provides a distraction-free environment with various stimuli and adaptive difficulty levels to rebuild focus.

**Highlights:** Dual N-Back focus training, Multiple stimuli types (numbers, letters, sounds, shapes, colors), Adaptive difficulty levels, Offline training with Premium, Keyboard shortcuts for Mac, Progress tracking and history, Distraction-free interface

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

**In-app purchases (6)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Premium · Weekly | $1.99 | per 7 days |
| Mindback Premium | $3.99 | per month |
| Premium · Quarterly | $8.99 | per 3 months |
| Premium · 6 Months | $14.99 | per 6 months |
| 1 Year Premium Plan | $19.99 | per year |
| One Time Payment - Lifetime Premium | $39.99 | one-time |


## Frequently asked questions

### Is NBack 3D free?

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

### Is Brainrot free?

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

### Which has better reviews, NBack 3D or Brainrot?

NBack 3D and Brainrot are both rated 5.0 out of 5 on the App Store, from 1 and 1 ratings respectively.

### Do NBack 3D or Brainrot have ads?

NBack 3D shows ads; Brainrot does not.

### Which is updated more often, NBack 3D or Brainrot?

NBack 3D ships an update every 10 months, and Brainrot fortnightly. Most recently, NBack 3D was updated on October 27, 2026 and Brainrot 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.*