# HeatMapper vs BlitzGTD

The clearest difference is in-app purchases: HeatMapper at none against BlitzGTD's 1. HeatMapper also leads on iOS requirement (15.0 vs 17.0). BlitzGTD's advantage is update cadence (every 4 days vs every 7 months) and device support (3 vs 1). On price and ads there is nothing between them.

Both are free to download. BlitzGTD sells 1 one-off in-app purchase. HeatMapper asks for nothing beyond the download.

HeatMapper ships an update every 7 months, BlitzGTD every 4 days. The most recent releases landed on October 5, 2026 and September 15, 2026 respectively.

## The numbers

| Metric | HeatMapper | BlitzGTD |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 7 months | **Every 4 days** |
| Size | 26 MB | 22 MB |
| Requires iOS | **15.0** | 17.0 |
| Devices | iPad | **iPhone, iPad, Mac** |
| Age rating | 4+ | 4+ |
| Developer | [Contractor Nation Corporation](https://appshunter.io/developer/1126353201) | [Sascha Krug](https://appshunter.io/developer/1698716188) |

## What reviewers say

### HeatMapper

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

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

**In-app purchases:** none


### BlitzGTD

[App page](https://appshunter.io/ios/app/blitzgtd/id6463464743)

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| BlitzGTD Pro | $5.99 | one-time |


## Frequently asked questions

### Is HeatMapper free?

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

### Is BlitzGTD free?

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

### Do HeatMapper or BlitzGTD have ads?

Neither HeatMapper nor BlitzGTD shows ads.

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

HeatMapper ships an update every 7 months, and BlitzGTD every 4 days. Most recently, HeatMapper was updated on October 5, 2026 and BlitzGTD on September 15, 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.*