# AlterLock vs SmartGarage2

The clearest difference is in-app purchases: SmartGarage2 at none against AlterLock's 2. SmartGarage2 also leads on update cadence (every 3 weeks vs every 2 months) and device support (4 vs 2). On price and ads there is nothing between them.

Both are free to download. AlterLock sells 2 in-app purchases, starting at $3.99 per month. SmartGarage2 asks for nothing beyond the download.

AlterLock ships an update every 2 months, SmartGarage2 every 3 weeks. The most recent releases landed on October 19, 2026 and October 3, 2026 respectively.

## The numbers

| Metric | AlterLock | SmartGarage2 |
| --- | --- | --- |
| 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 | No |
| Update frequency | Every 2 months | **Every 3 weeks** |
| Monetization | Free with in-app purchases | — |
| Size | 87 MB | 11 MB |
| Requires iOS | 15.0 | **12.0** |
| Devices | iPhone, iPod | **iPhone, iPad, iPod, Apple Watch** |
| Age rating | 4+ | 4+ |
| Developer | [NEXTSCAPE INC.](https://appshunter.io/developer/434362565) | [SYSTEM DESIGN CORP](https://appshunter.io/developer/510277744) |

## 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 |


### SmartGarage2

[App page](https://appshunter.io/ios/app/smartgarage2/id1602772554)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is AlterLock free?

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

### Is SmartGarage2 free?

SmartGarage2 is free to download, with no in-app purchases.

### Do AlterLock or SmartGarage2 have ads?

Neither AlterLock nor SmartGarage2 shows ads.

### Which is updated more often, AlterLock or SmartGarage2?

AlterLock ships an update every 2 months, and SmartGarage2 every 3 weeks. Most recently, AlterLock was updated on October 19, 2026 and SmartGarage2 on October 3, 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.*