# t vs G

The clearest difference is update cadence: G at every 3 months against t's every 11 months. t's advantage is iOS requirement (12.4 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.

t ships an update every 11 months, G every 3 months. The most recent releases landed on September 20, 2026 and September 9, 2026 respectively.

## The numbers

| Metric | t | G |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 11 months | **Every 3 months** |
| Size | 136 MB | 184 MB |
| Requires iOS | **12.4** | 15.1 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 12+ | 4+ |
| Developer | [Merlin LLC](https://appshunter.io/developer/1727616453) | [University Of Washington](https://appshunter.io/developer/328228464) |

## What reviewers say

### t

[App page](https://appshunter.io/ios/app/t-focus/id6476712735)

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

**In-app purchases:** none


### G

[App page](https://appshunter.io/ios/app/g-focus/id6753987014)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is t free?

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

### Is G free?

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

### Do t or G have ads?

Neither t nor G shows ads.

### Which is updated more often, t or G?

t ships an update every 11 months, and G every 3 months. Most recently, t was updated on September 20, 2026 and G on September 9, 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.*