# G vs ZERON

G and ZERON are too close to call on the numbers: across 6 compared parameters — price, update cadence, ads and in-app purchases among them — neither pulls far enough ahead to decide it. What separates them is feature set and interface, not measurable difference.

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

G ships an update every 9 months, ZERON every 6 months. The most recent releases landed on September 17, 2026 and September 13, 2026 respectively.

## The numbers

| Metric | G | ZERON |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 9 months | **Every 6 months** |
| Size | 52 MB | 52 MB |
| Requires iOS | 15.0 | 15.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [グリーンスタッフサービス株式会社](https://appshunter.io/developer/1644650258) | [ZERON GROUP HOLDINGS CO.,LTD.](https://appshunter.io/developer/1235926084) |

## What reviewers say

### G

[App page](https://appshunter.io/ios/app/g-time/id1644650256)

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

**In-app purchases:** none


### ZERON

[App page](https://appshunter.io/ios/app/zeron/id6760004196)

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

**In-app purchases:** none


## Frequently asked questions

### Is G free?

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

### Is ZERON free?

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

### Do G or ZERON have ads?

Neither G nor ZERON shows ads.

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

G ships an update every 9 months, and ZERON every 6 months. Most recently, G was updated on September 17, 2026 and ZERON on September 13, 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.*