# Promethean vs Cayman DoE

The clearest difference is review sentiment: Cayman DoE at 67% against Promethean's 18%. Cayman DoE also leads on rating (5.0 vs 2.5) and update cadence (every 2 months vs every 4 months). Promethean's advantage is ratings volume (60 vs 1). On price, ads, in-app purchases and monetization model there is nothing between them.

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

Cayman DoE holds the better App Store score, 5.0 against 2.5. That said, the two scores are not equally well evidenced: Promethean has 60 ratings behind it against 1, so its average is the more settled of the two. Written reviews point the same way: 18% of Promethean's written reviews are positive against 67% of Cayman DoE's.

Promethean ships an update every 4 months, Cayman DoE every 2 months. The most recent releases landed on November 2, 2026 and November 3, 2026 respectively.

## The numbers

| Metric | Promethean | Cayman DoE |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [2.5 (60 ratings)](https://appshunter.io/ios/app/promethean/id1447288595/reviews) | **[5.0 (1 ratings)](https://appshunter.io/ios/app/cayman-doe/id1574939207/reviews)** |
| Number of ratings | **60** | 1 |
| Positive reviews | 17.6% of reviews | **66.7% of reviews** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 4 months | **Every 2 months** |
| Monetization | Free | Free |
| Size | 66 MB | 35 MB |
| Requires iOS | **15.0** | 15.6 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Promethean](https://appshunter.io/developer/321367877) | [Cayman Islands Government](https://appshunter.io/developer/1534901012) |

## What reviewers say

### Promethean

[App page](https://appshunter.io/ios/app/promethean/id1447288595)

This app facilitates classroom collaboration by allowing students and teachers to interact with interactive panels wirelessly. IT administrators can also manage panel enrollment and updates. It offers screen sharing and access to training resources.

**Highlights:** Wireless screen sharing, Panel management for IT admins, Access to training materials, Student-teacher interaction, Panel enrollment and naming

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

**In-app purchases:** none


### Cayman DoE

[App page](https://appshunter.io/ios/app/cayman-doe/id1574939207)

Explore marine protected areas with interactive maps and detailed information on local regulations. Track your location to identify the zone you are in and access data on marine species protections and closed seasons.

**Highlights:** Marine Protected Area maps, Zone-specific rules, Location tracking, Marine species protections, Closed season information, Contact Department of Environment

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Promethean free?

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

### Is Cayman DoE free?

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

### Which has better reviews, Promethean or Cayman DoE?

Cayman DoE is rated higher. Promethean averages 2.5 out of 5 from 60 ratings, while Cayman DoE averages 5.0 from 1 ratings.

### Do Promethean or Cayman DoE have ads?

Neither Promethean nor Cayman DoE shows ads.

### Which is updated more often, Promethean or Cayman DoE?

Promethean ships an update every 4 months, and Cayman DoE every 2 months. Most recently, Promethean was updated on November 2, 2026 and Cayman DoE on November 3, 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.*