# App Lock™ vs Calculator+ Secure Vault

The clearest difference is monetization model: Calculator+ Secure Vault at free with in-app purchases against App Lock™'s subscription. Calculator+ Secure Vault also leads on review sentiment (50% vs 19%) and update cadence (fortnightly vs every 5 weeks). App Lock™'s advantage is ratings volume (2.6K vs 105) and iOS requirement (16.0 vs 18.0). On price, rating, ads and in-app purchases there is nothing between them.

Both are free to download. App Lock™ sells 6 in-app purchases, starting at $3.99 per 7 days and Calculator+ Secure Vault sells 4 in-app purchases, starting at $5.99 per 3 months. Whichever you choose, the download price is not the number that matters.

On the App Store both sit at effectively the same score — 4.5 for App Lock™ against 4.5 for Calculator+ Secure Vault. That said, the two scores are not equally well evidenced: App Lock™ has 2.6K ratings behind it against 105, so its average is the more settled of the two. Written reviews are what separate them: 19% of App Lock™'s written reviews are positive against 50% of Calculator+ Secure Vault's.

App Lock™ ships an update every 5 weeks, Calculator+ Secure Vault fortnightly. The most recent releases landed on October 20, 2026 and October 16, 2026 respectively.

## The numbers

| Metric | App Lock™ | Calculator+ Secure Vault |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.5 (2.6K ratings)](https://appshunter.io/ios/app/app-lock-locked-apps-vault/id1481979331/reviews)** | [4.5 (105 ratings)](https://appshunter.io/ios/app/calculator-plus-secure-vault/id6744875928/reviews) |
| Number of ratings | **2.6K** | 105 |
| Positive reviews | 18.9% of reviews | **50.0% of reviews** |
| In-app purchases | Yes | Yes |
| Ads | Yes | Yes |
| Update frequency | Every 5 weeks | **Fortnightly** |
| Monetization | Subscription | **Free with in-app purchases** |
| Size | 41 MB | 72 MB |
| Requires iOS | **16.0** | 18.0 |
| Devices | iPhone | **iPhone, iPad** |
| Age rating | 17+ | 17+ |
| Developer | [Plane Cubes](https://appshunter.io/developer/1712487303) | [Ahmet Selman Durak](https://appshunter.io/developer/868110029) |

## What reviewers say

### App Lock™

[App page](https://appshunter.io/ios/app/app-lock-locked-apps-vault/id1481979331)

Secure your digital life by locking apps, protecting photos and videos in a private vault, and browsing the web anonymously. Store contacts, passwords, and notes safely with passcode protection.

**Highlights:** Lock Apps, Photo & Video Vault, Private Browser, Secure Notes & Passwords, Passcode Protection, Custom Albums

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

**In-app purchases (6)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Premium Access Weekly | $3.99 | per 7 days |
| Hide Apps Pro Week | $4.99 | per 7 days |
| Premium Access Monthly | $7.99 | per month |
| Premium Access Yearly | $19.99 | per year |
| Start 7 Day Trial | $19.99 | per year |
| Hide Apps Pro Year | $39.99 | per year |

**What reviewers like**

- ⭐ Amazing
- 🔒 Privacy-focused
- 📂 Useful for storing files

**What reviewers complain about**

- 🔐 Locked content behind paywall
- 🤑 Expensive subscription
- 🔍 Misleading app description
- 🐛 Bugs and glitches
- 🤯 Frustrating user experience

**Reported bugs**

- Content locked after free trial ends
- Unable to access stored files even after subscription
- App crashes or freezes frequently

**Requested features**

- Allow access to stored content without subscription
- Provide clear information about subscription requirements
- Improve app stability and fix bugs


### Calculator+ Secure Vault

[App page](https://appshunter.io/ios/app/calculator-plus-secure-vault/id6744875928)

Securely store and protect your private photos, videos, notes, and credit card information. This encrypted vault offers features like a screenshot blocker and emergency exit for ultimate privacy and peace of mind.

**Highlights:** Photo & Video Vault, Notes & Credit Cards Storage, Cloud Backup (iCloud/Google Drive), Screenshot Blocker, Emergency Exit, Dynamic Security Screen

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

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Calculator + 3 Monthly Premium | $5.99 | per 3 months |
| Calculator+ 6 Monthly Premium | $9.99 | per 6 months |
| Calculator+ Annual Premium | $17.99 | per year |
| Calculator+ Lifetime Premium | $39.99 | one-time |


## Frequently asked questions

### Is App Lock™ free?

App Lock™ is free to download, with in-app purchases available.

### Is Calculator+ Secure Vault free?

Calculator+ Secure Vault is free to download, with in-app purchases available.

### Which has better reviews, App Lock™ or Calculator+ Secure Vault?

App Lock™ is rated higher. App Lock™ averages 4.5 out of 5 from 2.6K ratings, while Calculator+ Secure Vault averages 4.5 from 105 ratings.

### Do App Lock™ or Calculator+ Secure Vault have ads?

Both App Lock™ and Calculator+ Secure Vault show ads.

### Which is updated more often, App Lock™ or Calculator+ Secure Vault?

App Lock™ ships an update every 5 weeks, and Calculator+ Secure Vault fortnightly. Most recently, App Lock™ was updated on October 20, 2026 and Calculator+ Secure Vault on October 16, 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.*