# DecaMaps vs GeoNames Map Explorer

The clearest difference is in-app purchases: GeoNames Map Explorer at none against DecaMaps's 3. DecaMaps's advantage is iOS requirement (8.0 vs 15.6). On price, update cadence, ads and device support there is nothing between them.

Both are free to download. DecaMaps sells 3 one-off in-app purchases. GeoNames Map Explorer asks for nothing beyond the download.

DecaMaps ships an update every 2 months, GeoNames Map Explorer monthly. The most recent releases landed on October 5, 2026 and October 3, 2026 respectively.

## The numbers

| Metric | DecaMaps | GeoNames Map Explorer |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[3.3 (3 ratings)](https://appshunter.io/ios/app/decamaps/id637384550/reviews)** | — |
| Number of ratings | **3** | — |
| Positive reviews | 62.5% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 2 months | **Monthly** |
| Monetization | Free with in-app purchases | — |
| Size | 11 MB | 150 MB |
| Requires iOS | **8.0** | 15.6 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [MEDIANAVI,Inc.](https://appshunter.io/developer/637384553) | [Tech Maven GeoSpatial LLC](https://appshunter.io/developer/1459067502) |

## What reviewers say

### DecaMaps

[App page](https://appshunter.io/ios/app/decamaps/id637384550)

Easily create large, detailed maps from a selected area. Preview maps on a single screen and print them up to poster size. Save maps as high-resolution images to your device.

**Highlights:** Create large detailed maps, Select area and tap button, Easy preview on one screen, Print maps up to poster size, Save maps to Camera Roll, Supports A4/Letter/B4/B5 paper sizes

**Features:** macOS Compatibility

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Remove Ads | $0.99 | one-time |
| Large poster print(more than 4 sheets) | $2.99 | one-time |
| Large poster print(more than 4 sheets)  and Remove Ads | $3.99 | one-time |


### GeoNames Map Explorer

[App page](https://appshunter.io/ios/app/geonames-map-explorer/id1566866256)

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

**In-app purchases:** none


## Frequently asked questions

### Is DecaMaps free?

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

### Is GeoNames Map Explorer free?

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

### Do DecaMaps or GeoNames Map Explorer have ads?

Neither DecaMaps nor GeoNames Map Explorer shows ads.

### Which is updated more often, DecaMaps or GeoNames Map Explorer?

DecaMaps ships an update every 2 months, and GeoNames Map Explorer monthly. Most recently, DecaMaps was updated on October 5, 2026 and GeoNames Map Explorer on October 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.*