# GTWeb vs HeatMapper

The clearest difference is update cadence: GTWeb at every 3 months against HeatMapper's every 7 months. GTWeb also leads on device support (3 vs 1). On price, ads, in-app purchases and iOS requirement there is nothing between them.

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

GTWeb ships an update every 3 months, HeatMapper every 7 months. The most recent releases landed on September 28, 2026 and October 5, 2026 respectively.

## The numbers

| Metric | GTWeb | HeatMapper |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.5 (2 ratings)](https://appshunter.io/ios/app/gtweb/id460457999/reviews)** | — |
| Number of ratings | **2** | — |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 3 months** | Every 7 months |
| Monetization | Free | — |
| Size | 5 MB | 26 MB |
| Requires iOS | 15.6 | **15.0** |
| Devices | **iPhone, iPad, iPod** | iPad |
| Age rating | 4+ | 4+ |
| Developer | [Graphic Technologies, Inc.](https://appshunter.io/developer/460458003) | [Contractor Nation Corporation](https://appshunter.io/developer/1126353201) |

## What reviewers say

### GTWeb

[App page](https://appshunter.io/ios/app/gtweb/id460457999)

Access and interact with geospatial data served by a central server. This client offers a refined experience for iOS devices, enabling map navigation, data queries, and information review.

**Highlights:** Geospatial data viewing, Map panning and zooming, Locate queries, Attribute info review, Display presets, Centrally managed data access

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

**In-app purchases:** none


### HeatMapper

[App page](https://appshunter.io/ios/app/heatmapper/id1282095564)

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

**In-app purchases:** none


## Frequently asked questions

### Is GTWeb free?

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

### Is HeatMapper free?

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

### Do GTWeb or HeatMapper have ads?

Neither GTWeb nor HeatMapper shows ads.

### Which is updated more often, GTWeb or HeatMapper?

GTWeb ships an update every 3 months, and HeatMapper every 7 months. Most recently, GTWeb was updated on September 28, 2026 and HeatMapper on October 5, 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.*