# Log Dyno Logger vs Art Sentry

The clearest difference is iOS requirement: Log Dyno Logger at 9.0 against Art Sentry's 14.0. On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

## The numbers

| Metric | Log Dyno Logger | Art Sentry |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 0.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | — | Every 3 months |
| Monetization | Free | — |
| Size | 49 MB | 6 MB |
| Requires iOS | **9.0** | 14.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Adam Keninger](https://appshunter.io/developer/966549024) | [Acuity-vct, Inc.](https://appshunter.io/developer/901921616) |

## What reviewers say

### Log Dyno Logger

[App page](https://appshunter.io/ios/app/log-dyno-logger/id1550263888)

This app logs vehicle speed using an external GPS device to calculate horsepower and torque. It's designed to work with Log Dyno, providing accurate measurements even with wheelspin.

**Highlights:** External GPS device integration, Logs vehicle speed, Calculates horsepower and torque, Compatible with Log Dyno, Avoids RPM spikes from wheelspin, Supports PGear 610 and RaceBox Mini

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

**In-app purchases:** none


### Art Sentry

[App page](https://appshunter.io/ios/app/art-sentry/id1569865224)

**In-app purchases:** none


## Frequently asked questions

### Is Log Dyno Logger free?

Log Dyno Logger is free to download, with no in-app purchases.

### Is Art Sentry free?

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

### Do Log Dyno Logger or Art Sentry have ads?

Neither Log Dyno Logger nor Art Sentry 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.*