# greneOS 3.0 vs TwinGrid

The clearest difference is iOS requirement: greneOS 3.0 at 13.0 against TwinGrid's 16.4. 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.

greneOS 3.0 ships an update monthly, TwinGrid every 6 weeks. The most recent releases landed on October 24, 2026 and October 10, 2026 respectively.

## The numbers

| Metric | greneOS 3.0 | TwinGrid |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Monthly** | Every 6 weeks |
| Size | 120 MB | 31 MB |
| Requires iOS | **13.0** | 16.4 |
| Devices | iPhone, iPod | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Grene Robotics (India) Private Limited](https://appshunter.io/developer/597834592) | [Cloud4Things Technologies Private Limited](https://appshunter.io/developer/1711576065) |

## What reviewers say

### greneOS 3.0

[App page](https://appshunter.io/ios/app/greneos-30/id1500291219)

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

**In-app purchases:** none


### TwinGrid

[App page](https://appshunter.io/ios/app/twingrid/id6475804101)

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

**In-app purchases:** none


## Frequently asked questions

### Is greneOS 3.0 free?

greneOS 3.0 is free to download, with no in-app purchases.

### Is TwinGrid free?

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

### Do greneOS 3.0 or TwinGrid have ads?

Neither greneOS 3.0 nor TwinGrid shows ads.

### Which is updated more often, greneOS 3.0 or TwinGrid?

greneOS 3.0 ships an update monthly, and TwinGrid every 6 weeks. Most recently, greneOS 3.0 was updated on October 24, 2026 and TwinGrid on October 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.*