# Himawari CIRCUIT vs G

The clearest difference is in-app purchases: Himawari CIRCUIT at none against G's 5. On price, update cadence, ads and device support there is nothing between them.

Both are free to download. G sells 5 in-app purchases, starting at $4.99 per month. Himawari CIRCUIT asks for nothing beyond the download.

Himawari CIRCUIT ships an update every 3 days, G every 4 days. The most recent releases landed on October 12, 2026 and October 25, 2026 respectively.

## The numbers

| Metric | Himawari CIRCUIT | G |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (2 ratings)](https://appshunter.io/ios/app/g-box-lap-timer-track-days/id6791293869/reviews)** |
| Number of ratings | — | **2** |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | **Every 3 days** | Every 4 days |
| Monetization | — | Free |
| Size | 84 MB | 61 MB |
| Requires iOS | **16.4** | 17.0 |
| Devices | **iPhone, iPad** | iPhone |
| Age rating | 12+ | 4+ |
| Developer | [masaki dobashi](https://appshunter.io/developer/1894974641) | [RaceMeasure LLC](https://appshunter.io/developer/6791293871) |

## What reviewers say

### Himawari CIRCUIT

[App page](https://appshunter.io/ios/app/himawari-circuit-lap-timer/id6762707429)

**In-app purchases:** none


### G

[App page](https://appshunter.io/ios/app/g-box-lap-timer-track-days/id6791293869)

This app transforms your iPhone into a GPS lap timer and driving coach. Analyze your performance with detailed telemetry, compare laps, and identify areas for improvement to shave seconds off your track times.

**Highlights:** Automatic GPS lap timing, Live sector and delta analysis, Speed and G-force telemetry, Friction circle visualization, Lap comparison and analysis, Onboard video with telemetry overlay

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

**In-app purchases (5)**

| Purchase | Price | Billing |
| --- | --- | --- |
| G-Box Pro Monthly | $4.99 | per month |
| 500 AI Credits | $4.99 | one-time |
| 1,000 AI Credits | $9.99 | one-time |
| G-Box Pro Lifetime | $19.99 | one-time |
| 2,500 AI Credits | $24.99 | one-time |


## Frequently asked questions

### Is Himawari CIRCUIT free?

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

### Is G free?

G is free to download, with in-app purchases available.

### Do Himawari CIRCUIT or G have ads?

Neither Himawari CIRCUIT nor G shows ads.

### Which is updated more often, Himawari CIRCUIT or G?

Himawari CIRCUIT ships an update every 3 days, and G every 4 days. Most recently, Himawari CIRCUIT was updated on October 12, 2026 and G 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.*