# EthOS vs Medicool

The clearest difference is iOS requirement: EthOS at 14.0 against Medicool's 16.6. On price, update cadence, 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.

EthOS ships an update every 2 months, Medicool every 6 weeks. The most recent releases landed on October 20, 2026 and September 10, 2026 respectively.

## The numbers

| Metric | EthOS | Medicool |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.6 (42 ratings)](https://appshunter.io/ios/app/ethos-mobile-research/id1569877105/reviews)** | — |
| Number of ratings | **42** | — |
| Positive reviews | 84.4% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 2 months | **Every 6 weeks** |
| Monetization | Free | — |
| Size | 45 MB | 28 MB |
| Requires iOS | **14.0** | 16.6 |
| Devices | **iPhone, iPod** | iPhone |
| Age rating | 4+ | 17+ |
| Developer | [Panel Consulting Group LLC](https://appshunter.io/developer/1569877107) | [Personal Cooling Technologies LLC](https://appshunter.io/developer/1785225141) |

## What reviewers say

### EthOS

[App page](https://appshunter.io/ios/app/ethos-mobile-research/id1569877105)

Participate in research studies by completing tasks on your phone. Tasks may include taking photos, videos, answering surveys, and providing text feedback. Your insights help companies improve their products and services.

**Highlights:** Complete research tasks on your phone, Record photos and videos, Answer survey questions, Provide open-ended text feedback, Shape future products and services

**Features:** Vision Pro support

**In-app purchases:** none


### Medicool

[App page](https://appshunter.io/ios/app/medicool/id6739429064)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is EthOS free?

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

### Is Medicool free?

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

### Do EthOS or Medicool have ads?

Neither EthOS nor Medicool shows ads.

### Which is updated more often, EthOS or Medicool?

EthOS ships an update every 2 months, and Medicool every 6 weeks. Most recently, EthOS was updated on October 20, 2026 and Medicool 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.*