# G@Nav App vs iON

G@Nav App and iON 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@Nav App ships an update every 5 weeks, iON every 2 months. The most recent releases landed on September 22, 2026 and September 7, 2026 respectively.

## The numbers

| Metric | G@Nav App | iON |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 5 weeks** | Every 2 months |
| Size | 124 MB | 37 MB |
| Requires iOS | 15.0 | **14.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [SUMITOMO CONSTRUCTION MACHINERY CO.,LTD.](https://appshunter.io/developer/1438592701) | [ARKNAV INTERNATIONAL, INC.](https://appshunter.io/developer/1445504205) |

## What reviewers say

### G@Nav App

[App page](https://appshunter.io/ios/app/gnav-app/id1438592702)

**Features:** macOS Compatibility

**In-app purchases:** none


### iON

[App page](https://appshunter.io/ios/app/ion-it/id1445504206)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is G@Nav App free?

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

### Is iON free?

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

### Do G@Nav App or iON have ads?

Neither G@Nav App nor iON shows ads.

### Which is updated more often, G@Nav App or iON?

G@Nav App ships an update every 5 weeks, and iON every 2 months. Most recently, G@Nav App was updated on September 22, 2026 and iON on September 7, 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.*