# Crash Calc vs SOBR ai

The clearest difference is rating: SOBR ai at 5.0 against Crash Calc's 3.7. SOBR ai also leads on monetization model (free vs subscription) and update cadence (every 2 days vs monthly). Crash Calc's advantage is iOS requirement (12.1 vs 15.1). On price, ratings volume, ads and in-app purchases there is nothing between them.

Both are free to download. Crash Calc sells 4 in-app purchases, starting at $3.99 per month and SOBR ai sells 3 in-app purchases, starting at $3.99 per month. Whichever you choose, the download price is not the number that matters.

SOBR ai holds the better App Store score, 5.0 against 3.7. Both are backed by a comparable volume of ratings — 3 and 3 respectively.

Crash Calc ships an update monthly, SOBR ai every 2 days. The most recent releases landed on November 3, 2026 and October 31, 2026 respectively.

## The numbers

| Metric | Crash Calc | SOBR ai |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [3.7 (3 ratings)](https://appshunter.io/ios/app/crash-calc/id1459449142/reviews) | **[5.0 (3 ratings)](https://appshunter.io/ios/app/sobr-ai/id6759305030/reviews)** |
| Number of ratings | 3 | 3 |
| Positive reviews | 0.0% of reviews | — |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Monthly | **Every 2 days** |
| Monetization | Subscription | **Free** |
| Size | 29 MB | 49 MB |
| Requires iOS | **12.1** | 15.1 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 17+ |
| Developer | [Coastal Crash Consultants, LLC](https://appshunter.io/developer/1459449141) | [Timothy Mccain](https://appshunter.io/developer/1877983737) |

## What reviewers say

### Crash Calc

[App page](https://appshunter.io/ios/app/crash-calc/id1459449142)

This app provides essential formulas for traffic accident reconstruction, accessible on your mobile device. It offers calculations for drag factors, speed, kinetic energy, and more, with both US and Metric units. Save your results directly on your phone, eliminating the need to return to the office.

**Highlights:** Traffic accident reconstruction formulas, US (Imperial) and Metric measurements, Drag factor calculations, Speed and momentum calculations, Kinetic energy and force calculations, Slope indicator for roadways, Save results on phone

**Features:** macOS Compatibility

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Crash Calc (Monthly) | $3.99 | per month |
| Crash_Calc_Monthly | $3.99 | per month |
| Crash Calc (Yearly) | $39.99 | per year |
| Crash Calc Yearly | $39.99 | per year |


### 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 Crash Calc free?

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

### Is SOBR ai free?

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

### Which has better reviews, Crash Calc or SOBR ai?

SOBR ai is rated higher. Crash Calc averages 3.7 out of 5 from 3 ratings, while SOBR ai averages 5.0 from 3 ratings.

### Do Crash Calc or SOBR ai have ads?

Neither Crash Calc nor SOBR ai shows ads.

### Which is updated more often, Crash Calc or SOBR ai?

Crash Calc ships an update monthly, and SOBR ai every 2 days. Most recently, Crash Calc was updated on November 3, 2026 and SOBR ai on October 31, 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.*