# Sentry vs CarPulse

The clearest difference is in-app purchases: Sentry at none against CarPulse's 4. Sentry also leads on update cadence (every 5 days vs every 2 weeks) and iOS requirement (15.1 vs 17.0). On price, ads and device support there is nothing between them.

Both are free to download. CarPulse sells 4 in-app purchases, starting at $9.99 per month. Sentry asks for nothing beyond the download.

Sentry ships an update every 5 days, CarPulse every 2 weeks. The most recent releases landed on September 17, 2026 and September 20, 2026 respectively.

## The numbers

| Metric | Sentry | CarPulse |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | **Every 5 days** | Every 2 weeks |
| Size | 48 MB | 29 MB |
| Requires iOS | **15.1** | 17.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [General Retailing Technologies](https://appshunter.io/developer/1484751650) | [MOBILE ALCHEMY LTD](https://appshunter.io/developer/1577973502) |

## What reviewers say

### Sentry

[App page](https://appshunter.io/ios/app/sentry/id1484751651)

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

**In-app purchases:** none


### CarPulse

[App page](https://appshunter.io/ios/app/carpulse-obd2-car-scan-tool/id6761851372)

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

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Premium Monthly | $9.99 | per month |
| Premium+ Monthly | $14.99 | per month |
| Premium Annual | $69.99 | per year |
| Premium+ Annual | $99.99 | per year |


## Frequently asked questions

### Is Sentry free?

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

### Is CarPulse free?

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

### Do Sentry or CarPulse have ads?

Neither Sentry nor CarPulse shows ads.

### Which is updated more often, Sentry or CarPulse?

Sentry ships an update every 5 days, and CarPulse every 2 weeks. Most recently, Sentry was updated on September 17, 2026 and CarPulse on September 20, 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.*