# Sentinel Next 2.0 vs Speedometer GPX

The clearest difference is in-app purchases: Sentinel Next 2.0 at none against Speedometer GPX's 1. Sentinel Next 2.0 also leads on ads (none vs shown) and iOS requirement (12.0 vs 15.6). Speedometer GPX's advantage is update cadence (every 4 days vs every 9 days). On price and device support there is nothing between them.

Both are free to download. Speedometer GPX sells 1 one-off in-app purchase. Sentinel Next 2.0 asks for nothing beyond the download.

Sentinel Next 2.0 ships an update every 9 days, Speedometer GPX every 4 days. The most recent releases landed on October 26, 2026 and October 28, 2026 respectively.

## The numbers

| Metric | Sentinel Next 2.0 | Speedometer GPX |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | **No** | Yes |
| Update frequency | Every 9 days | **Every 4 days** |
| Size | 14 MB | 47 MB |
| Requires iOS | **12.0** | 15.6 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Aginova Sarl](https://appshunter.io/developer/434212882) | [Land Analysis Lab](https://appshunter.io/developer/1792359337) |

## What reviewers say

### Sentinel Next 2.0

[App page](https://appshunter.io/ios/app/sentinel-next-20/id1406291960)

**Features:** macOS Compatibility

**In-app purchases:** none


### Speedometer GPX

[App page](https://appshunter.io/ios/app/speedometer-gpx/id6744069742)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Remove Ads | $6.99 | one-time |


## Frequently asked questions

### Is Sentinel Next 2.0 free?

Sentinel Next 2.0 is free to download, with no in-app purchases.

### Is Speedometer GPX free?

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

### Do Sentinel Next 2.0 or Speedometer GPX have ads?

Speedometer GPX shows ads; Sentinel Next 2.0 does not.

### Which is updated more often, Sentinel Next 2.0 or Speedometer GPX?

Sentinel Next 2.0 ships an update every 9 days, and Speedometer GPX every 4 days. Most recently, Sentinel Next 2.0 was updated on October 26, 2026 and Speedometer GPX on October 28, 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.*