# Dual N vs Senaptec

The clearest difference is rating: Senaptec at 5.0 against Dual N's 4.1. Senaptec also leads on in-app purchases (none vs 1) and update cadence (every 2 months vs every 6 months). Dual N's advantage is ratings volume (88 vs 4) and device support (3 vs 1). On price and ads there is nothing between them.

Both are free to download. Dual N sells 1 one-off in-app purchase. Senaptec asks for nothing beyond the download.

Senaptec holds the better App Store score, 5.0 against 4.1. That said, the two scores are not equally well evidenced: Dual N has 88 ratings behind it against 4, so its average is the more settled of the two.

Dual N ships an update every 6 months, Senaptec every 2 months. Both last shipped on October 24, 2026.

## The numbers

| Metric | Dual N | Senaptec |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.1 (88 ratings)](https://appshunter.io/ios/app/dual-n-back-brain-training/id1099572886/reviews) | **[5.0 (4 ratings)](https://appshunter.io/ios/app/senaptec/id1451224381/reviews)** |
| Number of ratings | **88** | 4 |
| Positive reviews | 52.3% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 6 months | **Every 2 months** |
| Monetization | Free with in-app purchases | **Free** |
| Size | 42 MB | 224 MB |
| Requires iOS | **9.0** | 14.1 |
| Devices | **iPhone, iPad, iPod** | iPad |
| Age rating | 4+ | 4+ |
| Developer | [Lindware OU](https://appshunter.io/developer/510283189) | [Senaptec Inc](https://appshunter.io/developer/1213524229) |

## What reviewers say

### Dual N

[App page](https://appshunter.io/ios/app/dual-n-back-brain-training/id1099572886)

Enhance your working memory and fluid intelligence with a scientifically validated brain training exercise. This app replicates the original Dual N-Back experiment to help you improve your cognitive abilities. Track your progress with detailed statistics and stay motivated with customizable reminders.

**Highlights:** Working memory enhancement, Fluid intelligence improvement, Replicates original experiment, Competitive leaderboards, Configurable reminders, Extensive statistics

**Features:** macOS Compatibility

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Remove Ads | $1.99 | one-time |

**What reviewers like**

- 👍 Improves memory and cognition
- 👍 Well-made and functional app
- 👍 Nice looking and clean UI
- 👍 Not obtrusive ads
- 👍 Supports developer financially

**What reviewers complain about**

- 🤔 Gridless layout is challenging
- 🤔 Scoring doesn't make sense
- 🤔 Percentage of success is vague
- 🤔 English version uses 'Zed'
- 🐛 Position and sound buttons come up late

**Reported bugs**

- Scoring doesn't make sense
- Position and sound buttons come up too late
- Dark background is distracting
- Poorly planned letter combinations
- No sound

**Requested features**

- Option to turn grid on/off
- Feature to pick scoring method
- Tri-back or Quad-back options
- Option to swap buttons
- Option to reset stats


### Senaptec

[App page](https://appshunter.io/ios/app/senaptec/id1451224381)

Enhance your sensory abilities with a suite of tools designed to improve how you perceive and process information. This platform offers exercises used by elite athletes and performance centers, adapting to your progress for personalized development.

**Highlights:** Sensory performance tools, Adaptive training algorithms, Eye-hand coordination exercises, Depth perception training, Dynamic vision exercises, Spatial memory and sequence training

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Dual N free?

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

### Is Senaptec free?

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

### Which has better reviews, Dual N or Senaptec?

Senaptec is rated higher. Dual N averages 4.1 out of 5 from 88 ratings, while Senaptec averages 5.0 from 4 ratings.

### Do Dual N or Senaptec have ads?

Neither Dual N nor Senaptec shows ads.

### Which is updated more often, Dual N or Senaptec?

Dual N ships an update every 6 months, and Senaptec every 2 months. Most recently, Dual N was updated on October 24, 2026 and Senaptec on October 24, 2026.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*