# Carrus vs Tachwire

The clearest difference is in-app purchases: Tachwire at none against Carrus's 5. On price, update cadence, ads and device support there is nothing between them.

Both are free to download. Carrus sells 5 in-app purchases, starting at $4.99 per month. Tachwire asks for nothing beyond the download.

Carrus ships an update every 6 days, Tachwire every 3 days. The most recent releases landed on October 10, 2026 and October 26, 2026 respectively.

## The numbers

| Metric | Carrus | Tachwire |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (1 ratings)](https://appshunter.io/ios/app/tachwire/id6813896115/reviews)** |
| Number of ratings | — | **1** |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 6 days | **Every 3 days** |
| Monetization | — | Free |
| Size | 45 MB | 167 MB |
| Requires iOS | **18.0** | 18.4 |
| Devices | iPhone | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Abdulrahman Mohamed](https://appshunter.io/developer/1896741680) | [Maksim Pogozhii](https://appshunter.io/developer/1877182235) |

## What reviewers say

### Carrus

[App page](https://appshunter.io/ios/app/carrus-car-maintenance-log/id6770422802)

**In-app purchases (5)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Carrus Premium Monthly | $4.99 | per month |
| Carrus Premium Yearly | $39.99 | per year |
| Carrus Lite Lifetime | $19.99 | one-time |
| Carrus Premium Lifetime Upgrade | $49.99 | one-time |
| Carrus Premium Lifetime | $69.99 | one-time |


### Tachwire

[App page](https://appshunter.io/ios/app/tachwire/id6813896115)

This app displays real-time car data like oil and gearbox temperatures, boost, and gear on your phone's screen. It provides spoken warnings for critical conditions and offers detailed insights for BMWs and other supported vehicles. It also includes road camera alerts and drive recording features.

**Highlights:** Live OBD data display, Customizable tiles on car screen, Spoken warnings for critical conditions, Detailed BMW diagnostics, Road camera alerts, Drive recording and analysis, Track lap timing

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

**In-app purchases:** none


## Frequently asked questions

### Is Carrus free?

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

### Is Tachwire free?

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

### Do Carrus or Tachwire have ads?

Neither Carrus nor Tachwire shows ads.

### Which is updated more often, Carrus or Tachwire?

Carrus ships an update every 6 days, and Tachwire every 3 days. Most recently, Carrus was updated on October 10, 2026 and Tachwire on October 26, 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.*