# KCalc Lock: Lock Apps & Photos — Password for Apps, App Locker

> App and photo locker with password, biometrics, and dual privacy features. (iPhone/iPad app by 海芸 吴.)

- Source: https://appshunter.io/ios/app/kcalc-lock-lock-apps-and-photos/id6677031593 (this page in markdown: same URL + `.md`)
- Developer: [海芸 吴](https://appshunter.io/developer/1054628440)
- Category: Utilities
- Price: Free with in-app purchases
- Rating: 4.50/5 from 45 App Store ratings · 34 written reviews indexed
- Age rating: 4+
- Requires: iOS 16.0 · 33 MB
- Languages: American English, Afrikaans, Arabic, Bangla, Burmese, Khmer, Czech, Danish, Dutch, Filipino and 29 more
- Released: 2025-01-16
- Data updated: 2026-10-30
- Monetization: freemium
- User reviews in markdown: https://appshunter.io/ios/app/kcalc-lock-lock-apps-and-photos/id6677031593/reviews.md

## What is KCalc Lock?

KCalc – Your Fully Private & Secure Space

With KCalc Privacy Lock, your personal data is protected by multi-layered security. No more worrying about friends or colleagues accidentally accessing your secret apps, photos, or files.  

• Password & Biometric Protection  
Secure your space with a strong password or unlock seamlessly via Face ID.  

• One-Tap Protection  
Instantly protect sensitive apps with a single tap. Enable the auto-lock feature for enhanced convenience and security.  

• Private Photo Vault  
Safely store confidential photos in an encrypted gallery, safeguarded from prying eyes.  

• Custom App Icon  
Personalize the app icon to match your style. Choose from multiple icon options for a truly private and personalized experience.  

• Dual Privacy Shield
When asked to unlock under scrutiny, enter the guest passcode to instantly switch to Second Space — your private data stays fully hidden while showing pre-set content.

Download KCalc Privacy Lock now and take full control of your digital privacy — fast, smart, and secure.

Pro Subscription Information

KCalc offers an auto-renewable Pro subscription (monthly). Subscribing unlocks all Pro features in the app.

- Payment: Payment will be charged to your Apple Account at confirmation of purchase.
- Auto-Renewal: Your subscription automatically renews unless auto-renew is turned off at least 24 hours before the end of the current period. Your account will be charged for renewal within 24 hours prior to the end of the current period.
- Manage or Cancel: You can manage your subscription and turn off auto-renewal at any time in Settings → tap your name → Subscriptions.

Terms of Use: https://dawn-zephyr-0e3.notion.site/Terms-of-Use-End-User-License-Agreement-3dc70fc5aff880d382dcca2c6441df51
Privacy Policy: https://dawn-zephyr-0e3.notion.site/Private-Policy-3dc70fc5aff880e783aed858da8eaad2

Feedback & Support: aiseaystudio@gmail.com

## Key features

- Password and biometric protection
- One-tap app locking
- Private photo vault
- Customizable app icon
- Dual privacy shield (Second Space)
- Auto-lock feature

## Pricing and in-app purchases

Base price: Free.

**Subscriptions**

| Subscription | Price | Period |
| --- | --- | --- |
| Pro Monthly | $5.99 | per month |

**One-time purchases**

| Purchase | Price | Type |
| --- | --- | --- |
| Pro Lifetime Access | $39.99 | one-time |


## What do users think of KCalc Lock?

Reviews of KCalc Lock are mostly positive: the Utilities app is rated 4.5/5 from 45 App Store ratings. What users like most: easy to use, great for privacy. Top complaints: forgot code recovery, stuck on calculator. Summarized from real user reviews.

**Pros**

- 👍 Easy to use
- 🔒 Great for privacy
- 💰 Free and effective
- ✨ Simple and discreet
- 🚀 Works perfectly
- 💯 Highly recommended
- 🌟 Best app lock
- 📱 Hides apps well
- 💡 Calculator icon disguise

**Cons**

- ❓ Forgot code recovery
- 🔒 Stuck on calculator

**Commonly reported bugs**

- Cannot see photos after being locked out

**Most requested features**

- Add shortcut integration
- Option for Apple Calculator icon

## Is KCalc Lock safe?

KCalc Lock: Lock Apps & Photos appears mostly safe based on user ratings. The AppsHunter Safety Score for KCalc Lock is 84 out of 100. This assessment is based on 45 user ratings, with an App Store average of 4.5 out of 5. Of 45 App Store ratings, 86.7% point to a safe experience, 2.2% suggest some concerns, and 11.1% point to a risky experience.

## Is KCalc Lock legit?

KCalc Lock: Lock Apps & Photos appears legitimate, with a few gaps. The AppsHunter Legitimacy Score for KCalc Lock is 65 out of 100 points across 7 verification signals from App Store and developer data.

## Recent user reviews (10 of 34)

All indexed reviews: https://appshunter.io/ios/app/kcalc-lock-lock-apps-and-photos/id6677031593/reviews.md

### 5/5 — The best

*2026-06-09*

Do I even got to explain

### 5/5 — I love it

*2026-04-16, version 1.5.13*

Best free locking app if there were a donation page i would donate

### 5/5 — LOVE IT

*2026-03-22, version 1.5.13*

I am so grateful for this app try it for your own good

### 5/5 — 希望增加功能

*2026-03-02*

应用很棒，很简洁，希望增加快捷指令

### 5/5 — 很棒的应用

*2025-12-28*

使用很方便

### 5/5 — Good, But Needs To Be Changed

*2025-12-15*

This is great but the only reason I don’t use this often is because they need to make one of the options for the icon the apple calculator icon, pls add this Thx.

### 5/5 — Uygulama kilidi

*2025-10-16, version 1.5.13*

Harika bir program

### 5/5 — Codice

*2025-10-11, version 1.5.13*

Se si dimentica il codice cosa bisogna fare?

### 5/5 — ใช้ง่าย สะดวกดี

*2025-08-03, version 1.5.11*

ชอบมากเลยครับ

### 5/5 — 🥰🥰

*2025-07-14, version 1.5.6*

J’aime beaucoup votre application, elle m’a beaucoup

## Frequently asked questions about KCalc Lock

### Does KCalc have ads?

KCalc does not contain advertisements, offering an uninterrupted user experience for its privacy-focused features.

### How do I recover a forgotten KCalc passcode?

User reviews indicate that passcode recovery can be an issue. It is recommended to carefully manage your passcode to avoid being stuck on the calculator interface.

### What is the Pro subscription for KCalc?

The Pro subscription unlocks all premium features within KCalc. It is an auto-renewable monthly subscription priced at $5.99 per month.

### Can I cancel my KCalc Pro subscription?

Yes, you can manage your subscription and turn off auto-renewal at any time. Navigate to Settings, tap your name, and then select Subscriptions to manage your plan.

### What devices does KCalc support?

KCalc is designed for iOS devices, specifically supporting iPhones and iPads. It requires iOS 13.0 or later.

### How often is KCalc updated?

The latest version of KCalc is 1.5.26, last updated on October 29, 2026. This indicates a consistent update schedule to maintain functionality and security.

### What is the age rating for KCalc?

KCalc has an age rating of 4+, making it suitable for a wide range of users. This rating suggests it contains no mature content.

### What makes KCalc great for privacy?

Users praise KCalc for its effectiveness in maintaining privacy, with features like password and biometric protection, a private photo vault, and a discreet calculator icon disguise.

## Version history (last 5 releases)

### 1.5.26 — 2026-10-29

bug fix

### 1.5.25 — 2026-10-20

bug fix

### 1.5.23 — 2026-10-17

bug fix

### 1.5.22 — 2026-10-16

Performance improvements and bug fixes

### 1.5.21 — 2026-10-14

bug fix

## Apps similar to KCalc Lock

| App | Rating | Price | Category |
| --- | --- | --- | --- |
| [Black Box - Lock Restrict Apps](https://appshunter.io/ios/app/black-box-lock-restrict-apps/id6547836962) | 4.7 (41) | Free | Utilities |
| [App Lock - App Blocker ＆Vault](https://appshunter.io/ios/app/app-lock-app-blocker-vault/id6737890063) | 4.9 (22) | Free | Utilities |
| [Super App Lock：MystNote](https://appshunter.io/ios/app/super-app-lockmystnote/id6479701537) | 4.3 (6) | Free | Utilities |
| [Quick Hide - Privacy Contacts](https://appshunter.io/ios/app/quick-hide-privacy-contacts/id6468189783) | 4.6 (5) | Free | Utilities |
| [Cloak: App Lock & Blocker](https://appshunter.io/ios/app/cloak-app-lock-and-blocker/id6755939574) | 4.2 (17) | Free | Utilities |
| [AppLock: Hide & Secure Apps](https://appshunter.io/ios/app/applock-hide-and-secure-apps/id6463155691) | 4.4 (241) | Free | Utilities |

## Related topics

[kcalc](https://appshunter.io/ios/topics/kcalc) · [free app locker](https://appshunter.io/ios/topics/free-app-locker)

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*Data collected daily from the US App Store and indexed by [AppsHunter](https://appshunter.io/). User reviews are verbatim App Store reviews. Ratings, prices and chart positions refresh continuously; this snapshot is from 2026-10-30.*