HideU Calculator Lock

HideU Calculator Lock

Smart Utils Dev Team Tools
Android 6.0+ 69.2 MB
Submitted: Mar 26, 2026 Last Updated: Mar 26, 2026
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2.3.8
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69.2 MB
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About this app

Gemini said

HideU: Calculator Lock - Keep Your Personal Files Safe

Do you worry when someone else takes your mobile phone to make a call or play a game? We all have personal pictures, videos, and private documents that we do not want anyone else to see. HideU: Calculator Lock is the perfect application to keep your private life completely safe and hidden behind a simple math calculator.

What is HideU?

HideU is a very smart security application for Android phones. When you install it, the app icon looks exactly like a normal calculator. If someone opens it, they will only see a working calculator where they can add or multiply numbers.

But if you type your secret password on the calculator buttons and press the equal (=) sign, a hidden vault opens up. Inside this secret vault, you can hide your personal photos, family videos, voice recordings, and important documents. Nobody will ever guess that your simple calculator is actually a highly secure secret safe.

Why You Need This App Today

In our homes, we often share our mobile phones with our brothers, sisters, or kids. Sometimes, a friend might ask for your phone to check something on the internet or make an urgent call. It is very easy for someone to accidentally open your gallery and see your private photos or read your personal messages.

HideU solves this daily tension perfectly. It gives you complete peace of mind. You can safely hand over your phone to anyone without worrying that they will spy on your personal data. It is an essential tool for protecting your privacy, especially when your mobile device contains sensitive family pictures or important screenshots that should not be seen by others.

Top Features of HideU: Calculator Lock

This application is much more than just a hidden gallery. It is a complete privacy package. Here are the amazing features that make it a must-have for your phone:

  • Hidden Photo and Video Vault: You can select any picture or video from your main mobile gallery and move it into the HideU vault. Once moved, these files will disappear from your normal gallery and can only be viewed inside the secret app.

  • App Lock System: Besides hiding files, you can also put a lock on other applications like WhatsApp, Facebook, or your Contacts. If someone tries to open these apps, they will have to enter a password or use their fingerprint first.

  • Intruder Selfie: This is a very smart security feature. If someone takes your phone and tries to guess your secret calculator password, the app will secretly take a photo of their face using the front camera. You can later see exactly who was trying to spy on you.

  • Private Internet Browser: The app has its own hidden web browser. You can search the internet, watch videos, or visit websites safely. When you close the browser, all your search history and downloaded files are instantly deleted.

  • Fake Vault Password: You can create a second, fake password. If someone forces you to open your hidden vault, you can enter the fake password. It will open an empty vault with fake files, keeping your real private files completely safe.

How to Use HideU (Step-by-Step)

Setting up this application is very easy and takes only two minutes. Just follow these simple steps:

  1. Open the App: Launch the calculator app on your phone.

  2. Set a Password: Type a 4-digit secret number on the calculator buttons and press the equal (=) button.

  3. Confirm Password: Type the same 4-digit number again and press the equal (=) button to confirm.

  4. Set Security Question: The app will ask you to set a security question. This helps you recover your password if you ever forget it. Do not skip this step.

  5. Start Hiding: Now, tap the "Hide Photos" or "Hide Videos" button, select the files from your gallery, and they will safely move into the hidden vault.

Why Download from lionapk.com.pk?

Security applications must always be downloaded from a trusted source. When you download HideU from our site, lionapk.com.pk, you get a tested, virus-free, and 100% safe APK file. We provide fast and direct download links without any confusing pop-ups or fake buttons. You will always get the latest version with all the newest security features working perfectly.

Pros and Cons

Pros:

  • Perfect disguise that easily fools everyone.

  • Completely free to download and use.

  • Excellent Intruder Selfie feature for extra security.

  • Very easy to use with a clean and simple interface.

  • Built-in video player and photo viewer inside the secret vault.

Cons:

  • The free version shows advertisements on the screen.

  • If you forget your password and security question, recovering your files can be very difficult.

Conclusion

HideU: Calculator Lock is an amazing privacy tool for every mobile phone owner. It completely removes the worry of someone looking into your private data. With its clever disguise, strong locks, and extra security features like the intruder selfie, it is the best way to keep your personal life private. Download the safe application today and secure your photos and videos behind a simple math calculator.

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