# Phendo vs ehive Studies

The clearest difference is review sentiment: ehive Studies at 100% against Phendo's 53%. ehive Studies also leads on rating (5.0 vs 4.0) and update cadence (monthly vs every 4 months). On price, ratings volume, ads and in-app purchases there is nothing between them.

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

ehive Studies holds the better App Store score, 5.0 against 4.0. Both are backed by a comparable volume of ratings — 11 and 6 respectively. Written reviews point the same way: 53% of Phendo's written reviews are positive against 100% of ehive Studies's.

Phendo ships an update every 4 months, ehive Studies monthly. The most recent releases landed on October 13, 2026 and September 27, 2026 respectively.

## The numbers

| Metric | Phendo | ehive Studies |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.0 (11 ratings)](https://appshunter.io/ios/app/phendo/id1145512423/reviews) | **[5.0 (6 ratings)](https://appshunter.io/ios/app/ehive-studies/id1536952138/reviews)** |
| Number of ratings | **11** | 6 |
| Positive reviews | 52.9% of reviews | **100.0% of reviews** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 4 months | **Monthly** |
| Monetization | Free | Free |
| Size | 49 MB | 38 MB |
| Requires iOS | 15.1 | 15.1 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 12+ | 17+ |
| Developer | [Noemie Elhadad](https://appshunter.io/developer/1160521846) | [Icahn School of Medicine at Mount Sinai](https://appshunter.io/developer/972625667) |

## What reviewers say

### Phendo

[App page](https://appshunter.io/ios/app/phendo/id1145512423)

This app helps individuals with endometriosis track symptoms, evaluate self-management strategies, and share data with their care team. By participating, users contribute to vital research aimed at understanding and managing the condition.

**Highlights:** Symptom tracking, Self-management strategy evaluation, Personalized health journal, Collaborative care with healthcare team, Contribution to endometriosis research, Eligibility tracking

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

**In-app purchases:** none


### ehive Studies

[App page](https://appshunter.io/ios/app/ehive-studies/id1536952138)

Participate in digital health studies to help researchers understand disease causes. Activities include watching videos, answering questions, and syncing wearable device data. All studies are approved by a human subjects protection program.

**Highlights:** Participate in digital health studies, Watch study-related videos, Answer daily health questions, Connect wearable devices, Sync activity and heart data, Contribute to disease research

**Features:** Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is Phendo free?

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

### Is ehive Studies free?

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

### Which has better reviews, Phendo or ehive Studies?

ehive Studies is rated higher. Phendo averages 4.0 out of 5 from 11 ratings, while ehive Studies averages 5.0 from 6 ratings.

### Do Phendo or ehive Studies have ads?

Neither Phendo nor ehive Studies shows ads.

### Which is updated more often, Phendo or ehive Studies?

Phendo ships an update every 4 months, and ehive Studies monthly. Most recently, Phendo was updated on October 13, 2026 and ehive Studies on September 27, 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.*