# SpeedHUD vs Kaltrix

The clearest difference is in-app purchases: Kaltrix at none against SpeedHUD's 2. SpeedHUD's advantage is device support (3 vs 1). On price, ads and iOS requirement there is nothing between them.

Both are free to download. SpeedHUD sells 2 in-app purchases, starting at $2.99 per month. Kaltrix asks for nothing beyond the download.

## The numbers

| Metric | SpeedHUD | Kaltrix |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (1 ratings)](https://appshunter.io/ios/app/kaltrix/id6785753450/reviews)** |
| Number of ratings | — | **1** |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | — | Every 6 days |
| Monetization | — | Free |
| Size | 3 MB | 69 MB |
| Requires iOS | 17.6 | **16.4** |
| Devices | **iPhone, iPad, Apple Watch** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Boris Spiro](https://appshunter.io/developer/1853293003) | [Kaltrix LLC](https://appshunter.io/developer/6785753452) |

## What reviewers say

### SpeedHUD

[App page](https://appshunter.io/ios/app/speedhud-gps-speedometer/id6756783189)

**Features:** macOS Compatibility

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Monthly | $2.99 | per month |
| Yearly | $19.99 | per year |


### Kaltrix

[App page](https://appshunter.io/ios/app/kaltrix/id6785753450)

Enhance your driving with real-time road alerts and navigation. This app combines crowd-sourced data with a live map to show you what's ahead, offering turn-by-turn directions and optional radar detector integration.

**Highlights:** Live awareness map with road alerts, Turn-by-turn navigation with lane guidance, Radar detector integration, CarPlay support, Trip history and replay, Privacy-focused crowd-sourcing

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

**In-app purchases:** none


## Frequently asked questions

### Is SpeedHUD free?

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

### Is Kaltrix free?

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

### Do SpeedHUD or Kaltrix have ads?

Neither SpeedHUD nor Kaltrix shows ads.

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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.*