# ehive Studies vs TRACC AECM

ehive Studies and TRACC AECM are too close to call on the numbers: across 6 compared parameters — price, update cadence, ads and in-app purchases among them — neither pulls far enough ahead to decide it. What separates them is feature set and interface, not measurable difference.

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

Both ship on a similar rhythm, roughly monthly. The most recent releases landed on September 27, 2026 and October 1, 2026 respectively.

## The numbers

| Metric | ehive Studies | TRACC AECM |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (6 ratings)](https://appshunter.io/ios/app/ehive-studies/id1536952138/reviews)** | — |
| Number of ratings | **6** | — |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Monthly | Monthly |
| Monetization | Free | — |
| Size | 38 MB | 189 MB |
| Requires iOS | 15.1 | **15.0** |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 17+ | 4+ |
| Developer | [Icahn School of Medicine at Mount Sinai](https://appshunter.io/developer/972625667) | [MetricWire Inc.](https://appshunter.io/developer/815033540) |

## What reviewers say

### 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


### TRACC AECM

[App page](https://appshunter.io/ios/app/tracc-aecm/id6786803493)

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

**In-app purchases:** none


## Frequently asked questions

### Is ehive Studies free?

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

### Is TRACC AECM free?

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

### Do ehive Studies or TRACC AECM have ads?

Neither ehive Studies nor TRACC AECM shows ads.

### Which is updated more often, ehive Studies or TRACC AECM?

ehive Studies ships an update monthly, and TRACC AECM monthly. Most recently, ehive Studies was updated on September 27, 2026 and TRACC AECM on October 1, 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.*