# Promethean vs DrPhos' Kinetics

The clearest difference is price: Promethean at Free against DrPhos' Kinetics's $0.99. Promethean also leads on in-app purchases (none vs 11) and iOS requirement (15.0 vs 17.5). DrPhos' Kinetics's advantage is update cadence (fortnightly vs every 4 months). On ads and device support there is nothing between them.

Promethean is free to download; DrPhos' Kinetics costs $0.99 up front. DrPhos' Kinetics sells 11 one-off in-app purchases. Promethean asks for nothing beyond the download.

Promethean ships an update every 4 months, DrPhos' Kinetics fortnightly. The most recent releases landed on October 26, 2026 and September 24, 2026 respectively.

## The numbers

| Metric | Promethean | DrPhos' Kinetics |
| --- | --- | --- |
| Price | **Free** | $0.99 |
| Rating | **[2.5 (60 ratings)](https://appshunter.io/ios/app/promethean/id1447288595/reviews)** | — |
| Number of ratings | **60** | — |
| Positive reviews | 17.6% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 4 months | **Fortnightly** |
| Monetization | Free | — |
| Size | 66 MB | 15 MB |
| Requires iOS | **15.0** | 17.5 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Promethean](https://appshunter.io/developer/321367877) | [Monte L Helm](https://appshunter.io/developer/1715082616) |

## 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


### DrPhos' Kinetics

[App page](https://appshunter.io/ios/app/drphos-kinetics/id6504414316)

**Features:** macOS Compatibility

**In-app purchases (11)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Significant Figures Counter | $0.99 | one-time |
| Quadratic Equation Solver | $0.99 | one-time |
| Science Calculator | $0.99 | one-time |
| Kinetics Calculator | $0.99 | one-time |
| Molar Mass Calculator | $0.99 | one-time |
| Reaction Balancer | $0.99 | one-time |
| Stoichiometry | $0.99 | one-time |
| Solution Concentrations | $0.99 | one-time |
| Ionic Compound Builder | $0.99 | one-time |
| General Chemistry Naming | $0.99 | one-time |
| pH Calculator | $0.99 | one-time |


## Frequently asked questions

### Is Promethean free?

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

### Is DrPhos' Kinetics free?

DrPhos' Kinetics costs $0.99, and also offers in-app purchases.

### Do Promethean or DrPhos' Kinetics have ads?

Neither Promethean nor DrPhos' Kinetics shows ads.

### Which is updated more often, Promethean or DrPhos' Kinetics?

Promethean ships an update every 4 months, and DrPhos' Kinetics fortnightly. Most recently, Promethean was updated on October 26, 2026 and DrPhos' Kinetics on September 24, 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.*