# AlterLock vs e

The clearest difference is in-app purchases: e at none against AlterLock's 2. e also leads on update cadence (fortnightly vs every 2 months) and iOS requirement (13.0 vs 15.0). On price, ads and device support there is nothing between them.

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

AlterLock ships an update every 2 months, e fortnightly. The most recent releases landed on September 22, 2026 and September 17, 2026 respectively.

## The numbers

| Metric | AlterLock | e |
| --- | --- | --- |
| 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 | **Fortnightly** |
| Monetization | Free with in-app purchases | — |
| Size | 87 MB | 84 MB |
| Requires iOS | 15.0 | **13.0** |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [NEXTSCAPE INC.](https://appshunter.io/developer/434362565) | [NextDrive Co.](https://appshunter.io/developer/1005329987) |

## 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 |


### e

[App page](https://appshunter.io/ios/app/e-cube/id6468552147)

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

**In-app purchases:** none


## Frequently asked questions

### Is AlterLock free?

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

### Is e free?

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

### Do AlterLock or e have ads?

Neither AlterLock nor e shows ads.

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

AlterLock ships an update every 2 months, and e fortnightly. Most recently, AlterLock was updated on September 22, 2026 and e on September 17, 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.*