# iChemistry vs Offline Grid Navigator

iChemistry and Offline Grid Navigator 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.

iChemistry ships an update every 2 months, Offline Grid Navigator every 6 weeks. The most recent releases landed on November 1, 2026 and November 3, 2026 respectively.

## The numbers

| Metric | iChemistry | Offline Grid Navigator |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 2 months | **Every 6 weeks** |
| Size | 19 MB | 115 MB |
| Requires iOS | 15.0 | **14.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Intersolia](https://appshunter.io/developer/946874318) | [Volue AS](https://appshunter.io/developer/1807934120) |

## What reviewers say

### iChemistry

[App page](https://appshunter.io/ios/app/ichemistry/id946874319)

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

**In-app purchases:** none


### Offline Grid Navigator

[App page](https://appshunter.io/ios/app/offline-grid-navigator/id1468879770)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is iChemistry free?

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

### Is Offline Grid Navigator free?

Offline Grid Navigator is free to download, with no in-app purchases.

### Do iChemistry or Offline Grid Navigator have ads?

Neither iChemistry nor Offline Grid Navigator shows ads.

### Which is updated more often, iChemistry or Offline Grid Navigator?

iChemistry ships an update every 2 months, and Offline Grid Navigator every 6 weeks. Most recently, iChemistry was updated on November 1, 2026 and Offline Grid Navigator on November 3, 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.*