# Altimeter X. vs Speedometer XS

The clearest difference is in-app purchases: Speedometer XS at none against Altimeter X.'s 1. Altimeter X.'s advantage is iOS requirement (13.0 vs 16.0). On price, update cadence, ads and device support there is nothing between them.

Both are free to download. Altimeter X. sells 1 one-off in-app purchase. Speedometer XS asks for nothing beyond the download.

Both ship on a similar rhythm, roughly every 5 days. Both last shipped on October 30, 2026.

## The numbers

| Metric | Altimeter X. | Speedometer XS |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (1 ratings)](https://appshunter.io/ios/app/speedometer-xs/id6708236999/reviews)** |
| Number of ratings | — | **1** |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 5 days | Every 5 days |
| Monetization | — | Free |
| Size | 49 MB | 6 MB |
| Requires iOS | **13.0** | 16.0 |
| Devices | iPhone, iPod | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Hubert Willy Lehmann](https://appshunter.io/developer/1684815110) | [永超 侯](https://appshunter.io/developer/906391544) |

## What reviewers say

### Altimeter X.

[App page](https://appshunter.io/ios/app/altimeter-x/id6708236560)

**Features:** macOS Compatibility

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Remove Ads | $1.99 | one-time |


### Speedometer XS

[App page](https://appshunter.io/ios/app/speedometer-xs/id6708236999)

Track your real-time speed, distance, and altitude during various activities like running, cycling, or driving. Record and analyze your measurements to monitor progress and identify areas for improvement.

**Highlights:** Real-time speed measurement, Track distance traveled, Record altitude, Save measurement history, Analyze performance data, User-friendly interface

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

**In-app purchases:** none


## Frequently asked questions

### Is Altimeter X. free?

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

### Is Speedometer XS free?

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

### Do Altimeter X. or Speedometer XS have ads?

Neither Altimeter X. nor Speedometer XS shows ads.

### Which is updated more often, Altimeter X. or Speedometer XS?

Altimeter X. ships an update every 5 days, and Speedometer XS every 5 days. Most recently, Altimeter X. was updated on October 30, 2026 and Speedometer XS on October 30, 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.*