# MyPHD vs SensLink

The clearest difference is update cadence: MyPHD at every 3 weeks against SensLink's every 2 months. SensLink's advantage is iOS requirement (12.0 vs 16.6). 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.

MyPHD ships an update every 3 weeks, SensLink every 2 months. The most recent releases landed on November 2, 2026 and November 7, 2026 respectively.

## The numbers

| Metric | MyPHD | SensLink |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.1 (205 ratings)](https://appshunter.io/ios/app/myphd/id1447333214/reviews)** | — |
| Number of ratings | **205** | — |
| Positive reviews | 25.8% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 3 weeks** | Every 2 months |
| Monetization | Free | — |
| Size | 136 MB | 43 MB |
| Requires iOS | 16.6 | **12.0** |
| Devices | iPhone, iPad | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Stanford University](https://appshunter.io/developer/292922032) | [Sensomics Technology Co., Ltd.](https://appshunter.io/developer/1510495667) |

## What reviewers say

### MyPHD

[App page](https://appshunter.io/ios/app/myphd/id1447333214)

Consolidate your health metrics from various wearables into a single, secure dashboard. Track heart rate, steps, sleep, and glucose with encrypted data analysis. Integrates seamlessly with Apple Health for comprehensive personal health insights.

**Highlights:** Health data aggregation, Wearable device integration, Sleep analysis, Glucose tracking, Secure data transfer, Apple Health integration

**In-app purchases:** none

**What reviewers like**

- 💡 Important research contribution for COVID-19 and long COVID studies
- ⌚ Apple Watch and Fitbit integration capabilities
- 👍 User-friendly interface design
- 📊 Centralized health data visualization
- ✅ Improved performance in newer versions

**What reviewers complain about**

- 🐛 Frequent app crashes on launch and during use
- ⏱️ Extremely slow data syncing (30+ minutes to hours)
- 📱 Phone must remain open during sync process
- 🔐 Requires repeated login on every app opening
- ❌ Poor developer communication and support response

**Reported bugs**

- App crashes immediately on launch
- App crashes during HealthKit permission requests
- App crashes during data syncing process
- Sync completion status displays incorrectly (shows weeks-old dates)
- Keyboard blocks login button on token entry screen

**Requested features**

- Allow multiple study enrollment without logout/login
- Samsung Watch support
- Background data syncing without keeping app open
- Faster data transfer speeds
- Session persistence to prevent forced re-login


### SensLink

[App page](https://appshunter.io/ios/app/senslink/id1519720687)

**In-app purchases:** none


## Frequently asked questions

### Is MyPHD free?

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

### Is SensLink free?

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

### Do MyPHD or SensLink have ads?

Neither MyPHD nor SensLink shows ads.

### Which is updated more often, MyPHD or SensLink?

MyPHD ships an update every 3 weeks, and SensLink every 2 months. Most recently, MyPHD was updated on November 2, 2026 and SensLink on November 7, 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.*