# KATSTrack vs SOBR ai

The clearest difference is in-app purchases: KATSTrack at none against SOBR ai's 3. SOBR ai's advantage is update cadence (every 2 days vs weekly). On price, ads, device support and iOS requirement there is nothing between them.

Both are free to download. SOBR ai sells 3 in-app purchases, starting at $3.99 per month. KATSTrack asks for nothing beyond the download.

KATSTrack ships an update weekly, SOBR ai every 2 days. The most recent releases landed on September 9, 2026 and July 9, 2026 respectively.

## The numbers

| Metric | KATSTrack | SOBR ai |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (2 ratings)](https://appshunter.io/ios/app/sobr-ai/id6759305030/reviews)** |
| Number of ratings | — | **2** |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Weekly | **Every 2 days** |
| Monetization | — | Free |
| Size | 64 MB | 49 MB |
| Requires iOS | 16.4 | **15.1** |
| Devices | iPhone, iPad | iPhone, iPod |
| Age rating | 4+ | 17+ |
| Developer | [Mehrdad Aghamolaei](https://appshunter.io/developer/1813344427) | [Timothy Mccain](https://appshunter.io/developer/1877983737) |

## What reviewers say

### KATSTrack

[App page](https://appshunter.io/ios/app/katstrack/id6745687664)

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

**In-app purchases:** none


### SOBR ai

[App page](https://appshunter.io/ios/app/sobr-ai/id6759305030)

This platform assists law enforcement officers with DUI investigations by guiding them through the Standardized Field Sobriety Test. It provides state-specific legal references, AI-generated arrest narratives, and testimony preparation tools.

**Highlights:** Guided 8-phase SFST workflow, State-specific DUI law references, AI-generated arrest narratives, On-scene AI legal reference assistant, Testimony preparation tools, Driver's license barcode scanner

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| SOBR ai Pro Monthly | $3.99 | per month |
| SOBR ai Pro Annual | $29.95 | per year |
| Single DUI Report | $0.99 | one-time |


## Frequently asked questions

### Is KATSTrack free?

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

### Is SOBR ai free?

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

### Do KATSTrack or SOBR ai have ads?

Neither KATSTrack nor SOBR ai shows ads.

### Which is updated more often, KATSTrack or SOBR ai?

KATSTrack ships an update weekly, and SOBR ai every 2 days. Most recently, KATSTrack was updated on September 9, 2026 and SOBR ai on July 9, 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.*