# iAlco Smart FR vs Tarus

The clearest difference is in-app purchases: iAlco Smart FR at none against Tarus's 1. iAlco Smart FR also leads on iOS requirement (7.1 vs 26.2). Tarus's advantage is update cadence (every 8 days vs every 5 months). On price, ads and device support there is nothing between them.

Both are free to download. Tarus sells 1 in-app purchase, starting at $7.99 per month. iAlco Smart FR asks for nothing beyond the download.

iAlco Smart FR ships an update every 5 months, Tarus every 8 days. The most recent releases landed on November 1, 2026 and November 5, 2026 respectively.

## The numbers

| Metric | iAlco Smart FR | Tarus |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 25.0% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 5 months | **Every 8 days** |
| Monetization | Free | — |
| Size | 3 MB | 48 MB |
| Requires iOS | **7.1** | 26.2 |
| Devices | iPhone, iPod | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Alco Prevention Canada](https://appshunter.io/developer/882637351) | [Misterios Limited](https://appshunter.io/developer/578553220) |

## What reviewers say

### iAlco Smart FR

[App page](https://appshunter.io/ios/app/ialco-smart-fr/id882637835)

This app uses an electrochemical sensor to provide accurate alcohol detection. Share your results via SMS or social media and estimate the time needed to reach legal alcohol limits. It's an ideal tool for ensuring responsible driving and avoiding accidents.

**Highlights:** Electrochemical sensor technology, Accurate alcohol detection, Share results via SMS, Facebook, Twitter, Estimate time to reach zero alcohol, Ideal for parents and professionals

**Features:** macOS Compatibility

**In-app purchases:** none


### Tarus

[App page](https://appshunter.io/ios/app/tarus/id6764379520)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Tarus Pro | $7.99 | per month |


## Frequently asked questions

### Is iAlco Smart FR free?

iAlco Smart FR is free to download, with no in-app purchases.

### Is Tarus free?

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

### Do iAlco Smart FR or Tarus have ads?

Neither iAlco Smart FR nor Tarus shows ads.

### Which is updated more often, iAlco Smart FR or Tarus?

iAlco Smart FR ships an update every 5 months, and Tarus every 8 days. Most recently, iAlco Smart FR was updated on November 1, 2026 and Tarus on November 5, 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.*