# Ozone Diam vs Gogreen HK

The clearest difference is update cadence: Ozone Diam at every 5 weeks against Gogreen HK's every 3 months. 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.

Ozone Diam ships an update every 5 weeks, Gogreen HK every 3 months. The most recent releases landed on October 27, 2026 and October 25, 2026 respectively.

## The numbers

| Metric | Ozone Diam | Gogreen HK |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 5 weeks** | Every 3 months |
| Size | 35 MB | 16 MB |
| Requires iOS | **12.0** | 13.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 17+ | 17+ |
| Developer | [Futuretech BizSoft LLP](https://appshunter.io/developer/1526856548) | [Braintree Products Inc.](https://appshunter.io/developer/948197557) |

## What reviewers say

### Ozone Diam

[App page](https://appshunter.io/ios/app/ozone-diam/id1590079186)

**Features:** macOS Compatibility

**In-app purchases:** none


### Gogreen HK

[App page](https://appshunter.io/ios/app/gogreen-hk/id6476919321)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Ozone Diam free?

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

### Is Gogreen HK free?

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

### Do Ozone Diam or Gogreen HK have ads?

Neither Ozone Diam nor Gogreen HK shows ads.

### Which is updated more often, Ozone Diam or Gogreen HK?

Ozone Diam ships an update every 5 weeks, and Gogreen HK every 3 months. Most recently, Ozone Diam was updated on October 27, 2026 and Gogreen HK 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.*