# JHT Engineering APP vs Genus Revival Pro

The clearest difference is update cadence: JHT Engineering APP at every 4 months against Genus Revival Pro's every 9 months. JHT Engineering APP also leads on iOS requirement (12 vs 15.1). On price, ads, in-app purchases and device support there is nothing between them.

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

JHT Engineering APP ships an update every 4 months, Genus Revival Pro every 9 months. The most recent releases landed on October 29, 2026 and October 25, 2026 respectively.

## The numbers

| Metric | JHT Engineering APP | Genus Revival Pro |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 4 months** | Every 9 months |
| Size | 13 MB | 30 MB |
| Requires iOS | **12** | 15.1 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [JOHNSON HEALTH TECH CO., LTD.](https://appshunter.io/developer/994439492) | [Genus Innovation Limited](https://appshunter.io/developer/1618990066) |

## What reviewers say

### JHT Engineering APP

[App page](https://appshunter.io/ios/app/jht-engineering-app/id1474324542)

**In-app purchases:** none


### Genus Revival Pro

[App page](https://appshunter.io/ios/app/genus-revival-pro/id6478599380)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is JHT Engineering APP free?

JHT Engineering APP is free to download, with no in-app purchases.

### Is Genus Revival Pro free?

Genus Revival Pro is free to download, with no in-app purchases.

### Do JHT Engineering APP or Genus Revival Pro have ads?

Neither JHT Engineering APP nor Genus Revival Pro shows ads.

### Which is updated more often, JHT Engineering APP or Genus Revival Pro?

JHT Engineering APP ships an update every 4 months, and Genus Revival Pro every 9 months. Most recently, JHT Engineering APP was updated on October 29, 2026 and Genus Revival Pro on October 25, 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.*