# Sensor Technology Engineering vs LockVault

The clearest difference is in-app purchases: Sensor Technology Engineering at none against LockVault's 8. Sensor Technology Engineering also leads on ads (none vs shown). LockVault's advantage is update cadence (fortnightly vs every 7 months). On price, device support and iOS requirement there is nothing between them.

Both are free to download. LockVault sells 6 in-app purchases, starting at $7.99 per month. Sensor Technology Engineering asks for nothing beyond the download.

Sensor Technology Engineering ships an update every 7 months, LockVault fortnightly. The most recent releases landed on October 2, 2026 and October 1, 2026 respectively.

## The numbers

| Metric | Sensor Technology Engineering | LockVault |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (4 ratings)](https://appshunter.io/ios/app/lockvault/id6465291408/reviews)** |
| Number of ratings | — | **4** |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | **No** | Yes |
| Ads | **No** | Yes |
| Update frequency | Every 7 months | **Fortnightly** |
| Monetization | — | Free with in-app purchases |
| Size | 94 MB | 30 MB |
| Requires iOS | 13.0 | 13.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Sensor Technology Engineering](https://appshunter.io/developer/1668239053) | [Dimensional Asset Solutions, LLC](https://appshunter.io/developer/1706520654) |

## What reviewers say

### Sensor Technology Engineering

[App page](https://appshunter.io/ios/app/sensor-technology-engineering/id1627959712)

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

**In-app purchases:** none


### LockVault

[App page](https://appshunter.io/ios/app/lockvault/id6465291408)

Organize, prepare, and manage life's significant moments with this utility app. It helps users keep track of important events and information.

**Highlights:** Organize life's moments, Prepare for events, Manage important information, Secure data management

**In-app purchases (6)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Individual | $7.99 | per month |
| Family | $15.99 | per month |
| Ultimate | $29.99 | per month |
| Individual | $79.99 | per year |
| Family | $159.99 | per year |
| Ultimate | $299.99 | per year |


## Frequently asked questions

### Is Sensor Technology Engineering free?

Sensor Technology Engineering is free to download, with no in-app purchases.

### Is LockVault free?

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

### Do Sensor Technology Engineering or LockVault have ads?

LockVault shows ads; Sensor Technology Engineering does not.

### Which is updated more often, Sensor Technology Engineering or LockVault?

Sensor Technology Engineering ships an update every 7 months, and LockVault fortnightly. Most recently, Sensor Technology Engineering was updated on October 2, 2026 and LockVault on October 1, 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.*