# Scientific Self vs PulseKeeper

The clearest difference is update cadence: Scientific Self at every 9 days against PulseKeeper's every 10 months. Scientific Self also leads on iOS requirement (13.0 vs 15.6). On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

Scientific Self ships an update every 9 days, PulseKeeper every 10 months. The most recent releases landed on September 18, 2026 and September 10, 2026 respectively.

## The numbers

| Metric | Scientific Self | PulseKeeper |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[1.0 (3 ratings)](https://appshunter.io/ios/app/scientific-self-discovery/id6466156350/reviews)** | — |
| Number of ratings | **3** | — |
| Positive reviews | 0.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 9 days** | Every 10 months |
| Monetization | Free | — |
| Size | 49 MB | 8 MB |
| Requires iOS | **13.0** | 15.6 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 17+ | 4+ |
| Developer | [Flourishing Humanity Corporation Ltd.](https://appshunter.io/developer/1596568904) | [岳佳 高](https://appshunter.io/developer/1535302179) |

## What reviewers say

### Scientific Self

[App page](https://appshunter.io/ios/app/scientific-self-discovery/id6466156350)

Explore your personality and potential with over 50 scientifically-backed tests. Set personalized goals, track your progress, and connect with a supportive community for self-awareness and personal development.

**Highlights:** 50+ scientifically-backed tests, 10+ life domains covered, Personalized reports, Goal setting and tracking, Supportive community, Data-driven insights

**Features:** macOS Compatibility

**In-app purchases:** none


### PulseKeeper

[App page](https://appshunter.io/ios/app/pulsekeeper/id6745250362)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Scientific Self free?

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

### Is PulseKeeper free?

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

### Do Scientific Self or PulseKeeper have ads?

Neither Scientific Self nor PulseKeeper shows ads.

### Which is updated more often, Scientific Self or PulseKeeper?

Scientific Self ships an update every 9 days, and PulseKeeper every 10 months. Most recently, Scientific Self was updated on September 18, 2026 and PulseKeeper on September 10, 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.*