# OverlayLab vs Gpx Visualizer Pro

The clearest difference is in-app purchases: Gpx Visualizer Pro at none against OverlayLab's 1. Gpx Visualizer Pro also leads on iOS requirement (16.6 vs 26.0). On price there is nothing between them.

Both are free to download. OverlayLab sells 1 one-off in-app purchase. Gpx Visualizer Pro asks for nothing beyond the download.

## The numbers

| Metric | OverlayLab | Gpx Visualizer Pro |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | **No** |
| Ads | — | No |
| Update frequency | — | Every 2 weeks |
| Size | 16 MB | 29 MB |
| Requires iOS | 26.0 | **16.6** |
| Devices | — | **iPhone** |
| Age rating | 4+ | 4+ |
| Developer | [Stefan Sturm](https://appshunter.io/developer/416803387) | [Sebastian Lierka](https://appshunter.io/developer/1880806968) |

## What reviewers say

### OverlayLab

[App page](https://appshunter.io/ios/app/overlaylab/id6749015733)

**In-app purchases (1)**

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


### Gpx Visualizer Pro

[App page](https://appshunter.io/ios/app/gpx-visualizer-pro/id6759810538)

**In-app purchases:** none


## Frequently asked questions

### Is OverlayLab free?

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

### Is Gpx Visualizer Pro free?

Gpx Visualizer Pro is free to download, with no in-app purchases.

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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.*