# Map Discovery vs GR Demo

The clearest difference is iOS requirement: Map Discovery at 12.0 against GR Demo's 15.0. On price, update cadence, ads and in-app purchases there is nothing between them.

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

Both ship on a similar rhythm, roughly every 6 weeks. Both last shipped on October 10, 2026.

## The numbers

| Metric | Map Discovery | GR Demo |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 6 weeks | Every 6 weeks |
| Size | 102 MB | 29 MB |
| Requires iOS | **12.0** | 15.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Tech Maven GeoSpatial LLC](https://appshunter.io/developer/1459067502) | [GemRed](https://appshunter.io/developer/1279222567) |

## What reviewers say

### Map Discovery

[App page](https://appshunter.io/ios/app/map-discovery/id1591989087)

**Features:** macOS Compatibility

**In-app purchases:** none


### GR Demo

[App page](https://appshunter.io/ios/app/gr-demo/id6448940716)

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

**In-app purchases:** none


## Frequently asked questions

### Is Map Discovery free?

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

### Is GR Demo free?

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

### Do Map Discovery or GR Demo have ads?

Neither Map Discovery nor GR Demo shows ads.

### Which is updated more often, Map Discovery or GR Demo?

Map Discovery ships an update every 6 weeks, and GR Demo every 6 weeks. Most recently, Map Discovery was updated on October 10, 2026 and GR Demo on October 10, 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.*