# MapTap vs GSI Map++

The clearest difference is in-app purchases: MapTap at none against GSI Map++'s 2. MapTap also leads on ads (none vs shown). GSI Map++'s advantage is update cadence (every 6 weeks vs every 6 months) and review sentiment (43% vs 23%). On price and device support there is nothing between them.

Both are free to download. GSI Map++ sells 2 one-off in-app purchases. MapTap asks for nothing beyond the download.

MapTap ships an update every 6 months, GSI Map++ every 6 weeks. The most recent releases landed on July 9, 2026 and September 11, 2026 respectively.

## The numbers

| Metric | MapTap | GSI Map++ |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[3.7 (3 ratings)](https://appshunter.io/ios/app/maptap/id312212429/reviews)** | — |
| Number of ratings | **3** | — |
| Positive reviews | 23.1% of reviews | **42.9% of reviews** |
| In-app purchases | **No** | Yes |
| Ads | **No** | Yes |
| Update frequency | Every 6 months | **Every 6 weeks** |
| Monetization | **Free** | Free with in-app purchases |
| Size | 3 MB | 4 MB |
| Requires iOS | 17.0 | **15.0** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Mobile Geographics](https://appshunter.io/developer/286844996) | [AOBO Co.,Ltd](https://appshunter.io/developer/310846199) |

## What reviewers say

### MapTap

[App page](https://appshunter.io/ios/app/maptap/id312212429)

Explore diverse map layers including satellite, topographic, nautical charts, and street views. Compare multiple map sources side-by-side for comprehensive geographic information.

**Highlights:** Multiple map layer comparisons, Satellite and hybrid views, USGS topographic maps, NOAA nautical charts, OpenStreetMap integration

**In-app purchases:** none


### GSI Map++

[App page](https://appshunter.io/ios/app/gsi-map-plus-plus/id994054184)

This app displays maps from the Geospatial Information Authority of Japan, offering various map types and measurement tools. It allows integration with Apple Maps or Google Maps for directions and provides location details with memo and photo options.

**Highlights:** Display GSI maps, Integrate with Apple/Google Maps, Switch to OpenStreetMap, Measure distance and area, Display location and elevation, Add location bookmarks, Save tile data locally

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 広告の削除（6ヶ月間） | $2.99 | one-time |
| 広告の削除（１年間） | $3.99 | one-time |


## Frequently asked questions

### Is MapTap free?

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

### Is GSI Map++ free?

GSI Map++ is free to download, with in-app purchases available.

### Do MapTap or GSI Map++ have ads?

GSI Map++ shows ads; MapTap does not.

### Which is updated more often, MapTap or GSI Map++?

MapTap ships an update every 6 months, and GSI Map++ every 6 weeks. Most recently, MapTap was updated on July 9, 2026 and GSI Map++ on September 11, 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.*