# StudyMgr vs NBack³

The clearest difference is update cadence: NBack³ at every 4 days against StudyMgr's every 3 months. StudyMgr's advantage is review sentiment (100% vs 71%). On price, ads, in-app purchases and monetization model there is nothing between them.

Both are free to download. StudyMgr sells 2 in-app purchases, starting at $4.99 per month and NBack³ sells 1 in-app purchase, starting at $0.49 per month. Whichever you choose, the download price is not the number that matters.

StudyMgr ships an update every 3 months, NBack³ every 4 days. The most recent releases landed on September 7, 2026 and August 14, 2026 respectively.

## The numbers

| Metric | StudyMgr | NBack³ |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | **100.0% of reviews** | 71.4% of reviews |
| In-app purchases | Yes | Yes |
| Ads | Yes | Yes |
| Update frequency | Every 3 months | **Every 4 days** |
| Monetization | Free with in-app purchases | Free with in-app purchases |
| Size | 66 MB | 20 MB |
| Requires iOS | **16.0** | 17.0 |
| Devices | iPhone | **iPhone, iPad** |
| Age rating | 4+ | 4+ |
| Developer | [Hiroaki Abe](https://appshunter.io/developer/1554815876) | [Taiki Nishimura](https://appshunter.io/developer/1780302048) |

## What reviewers say

### StudyMgr

[App page](https://appshunter.io/ios/app/studymgr-srsly-pomodoro-timer/id6587559877)

This app helps you focus on studying by limiting phone usage and employing the Pomodoro Technique. It aids in goal setting, progress tracking, and visualizing learning outcomes to build confidence and prevent addiction.

**Highlights:** Smartphone usage restriction, Goal and plan management, Pomodoro Technique timer, Visualize learning outcomes, Progress tracking, Customizable study plans

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Pro(monthly) | $4.99 | per month |
| Pro(Annual) | $29.99 | per year |


### NBack³

[App page](https://appshunter.io/ios/app/nback-memory-training-game/id6745750227)

This brain training app uses the scientifically proven Dual N-Back method to enhance cognitive functions like working memory, focus, and decision-making. It offers adjustable difficulty levels and tracks progress with a visually engaging interface.

**Highlights:** Dual N-Back method, Adjustable difficulty (n=1-5), Enhances working memory, Improves inhibitory control, Develops attention skills, Progress tracking, Streak bonus system

**Features:** macOS Compatibility

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| プレミアムプラン | $0.49 | per month |


## Frequently asked questions

### Is StudyMgr free?

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

### Is NBack³ free?

NBack³ is free to download, with in-app purchases available.

### Do StudyMgr or NBack³ have ads?

Both StudyMgr and NBack³ show ads.

### Which is updated more often, StudyMgr or NBack³?

StudyMgr ships an update every 3 months, and NBack³ every 4 days. Most recently, StudyMgr was updated on September 7, 2026 and NBack³ on August 14, 2026.

---

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