# AlterLock vs 空気圧センサー

The clearest difference is in-app purchases: 空気圧センサー at none against AlterLock's 2. 空気圧センサー also leads on iOS requirement (12.0 vs 15.0). AlterLock's advantage is device support. On price there is nothing between them.

Both are free to download. AlterLock sells 2 in-app purchases, starting at $3.99 per month. 空気圧センサー asks for nothing beyond the download.

## The numbers

| Metric | AlterLock | 空気圧センサー |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[3.7 (3 ratings)](https://appshunter.io/ios/app/alterlock/id1418389534/reviews)** | — |
| Number of ratings | **3** | — |
| Positive reviews | 33.3% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | No | — |
| Update frequency | Every 2 months | — |
| Monetization | Free with in-app purchases | — |
| Size | 87 MB | 17 MB |
| Requires iOS | 15.0 | **12.0** |
| Devices | **iPhone, iPod** | — |
| Age rating | 4+ | 17+ |
| Developer | [NEXTSCAPE INC.](https://appshunter.io/developer/434362565) | [Shenzhen Jialihua Electronic Technology Co.,Ltd](https://appshunter.io/developer/1460105736) |

## What reviewers say

### AlterLock

[App page](https://appshunter.io/ios/app/alterlock/id1418389534)

This app pairs with a theft prevention device to monitor your vehicle. It offers loud alarms, smartphone notifications, and GPS tracking to deter theft and provide location updates. Manage vehicle details, device settings, and track your assets with peace of mind.

**Highlights:** Movement-detection alarm, Smartphone notifications, Independent communication, Advanced GPS tracking, Vehicle registration, Device settings adjustment, Map-based location history

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Monthly Plan | $3.99 | per month |
| Annual Plan | $39.95 | per year |


### 空気圧センサー

[App page](https://appshunter.io/ios/app/id6476663875)

**In-app purchases:** none


## Frequently asked questions

### Is AlterLock free?

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

### Is 空気圧センサー free?

空気圧センサー is free to download, with no in-app purchases.

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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.*