My Calculator

My Calculator


(3 stars)


Download for Android Like

1,000,000 - 5,000,000 downloads

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This isn't just a calculator. Click"123+=" button,you will come into a private message space,if you set the phone numbers, their SMS,MMS and calls will be got privacy protection.Even you can hide app icon , no one can find it but only you .

If you are reading this, you may already know the importance of protecting your smartphone privacy. Police and airport security can now search your smart phones without warrant. Phone passwords and security features can be easily defeated. Someone may borrow your phone for emergency calls. You friends, and family may check your phone messages without your permission. You may lose your phone..There are so many scenarios where you are not in possession of your phone. Now it is time to protect and lock your personal private data, hide your text or picture messages, call logs and records, and secret!

Compared to other instant messaging and chat clients. Our app has dual layers of privacy. Our faked app name and icon is the first layer of privacy: security through obscurity. It does not even give a hint that this app is for messaging. With added password protection, it is just impossible for a stranger to get to your guarded SMS messages.

Problems? Wait! Contact us at before leaving a bad review. We're quick to respond and fix your problems.

If app don't work after update , please go to app's settings disable the private protection then enable again.

-- App Features --

1 . Fake interface , open the app just see a calculator , if don't know password can't go to real function area.

2. Support hide text messages , picture messages and call logs .

3. Hide app's icon through dial code to open the app .

4. Calculator skins .

5. Fake call screen , show alarm view , let your private contact's call not show at first .

6. Scheduled time to auto end the private call .

7. Custom Notification when have private message .

8. Virtual SMS and Call Log , when receive a message or missedcall will let system displays virtual messages or missed call , the virtual message content and phone number can custom by selt .

9. More private . When app interface does not run in the foreground or screen off , it will log out automatically, that`s for protect your privacy in order to avoid other people using your cell phone and see your privacy when you forget to close mpm. Also you can't on recent apps list find the app .

10. Easy to import or export the text message or calllogs to your system default app .

11. Support Android 4.4 (KitKat) (Require set as default SMS app)

*** Hide app's icon ***
Once enable hide app's icon feature , you have to call your set up code to open the app. Opening your phone app and dialing the code and pressing the call button. (NOTE: the code is not the calculator interface login code ) .

If use hide app's icon feature can't open the app, DON'T UNINSTALL THE APP IMMEDIATELY , IF YOU DON'T WANT TO LOST YOUR ALL CONTACT AND MESSAGES , pls email me , I will help you , maybe this feature some phone can't use .

*** Login problem ***
If after update can't login the app , pls try default password 123 , still can't login , email me .

*** About MMS ***
MMS(Pictures messages) default is disable,need enable in settings. And I can not sure anyone can receive MMS(Pictures messages) , because different carrier has different receive mms (Pictures messages) settings , I can not test all.

Permissions Description


This permissions ONLY use for verify donated user , NOT to any other users .


This permissions use for "I'm here" function.


This permissions use for "Add from contacts" function.


This permissions use for protection your messages .

Tags: my calculator, my private messages, mycalculator, my private message, 私の電卓 使い方, my calculator app instructions, my private messages 官网, how to use my calculator, how to use my calculator application, 私の電卓.

Recently changed in this version

1. New UI.
2. Fixed some feedback bugs.

1. remove the full screen ads.
2. fixed some feedback bugs.
Because start from Android 4.4 only default sms app can read/wtite sms, so you need set MyCalculator as default sms app .If your phone is rooted, you can try to install the patch let app work and not need set MyCalculator as default sms app.

Comments and ratings for My Calculator
  • (43 stars)

    by Kisha Harrell on 26/02/2015

    Does this app work for iphone. Had it on android and loved this app

  • (43 stars)

    by cristian Rodriguez on 25/02/2015


  • (43 stars)

    by mardie trafalgar on 25/02/2015

    how many times i tried to dialed the pass code but it doesnt come out hide icon DOESN'T WORK !!

  • (43 stars)

    by chris rod on 22/02/2015

    App used to work great on my GS Note 1, changed to GS 4 and did the update, installed patch, and still the text are coming in normal to my phone and are not hidden through the app. How can we fix this situation?

  • (43 stars)

    by koushik gowda on 22/02/2015


  • (43 stars)

    by Abdur-Rahim Rashada on 21/02/2015

    I have been using this program since I had a Galaxy S2. As long as you read your directions on setup it is spectacular. I have never understood why people have such problems with it. I love how you constantly are making updates to the UI. Please continue the good work.

  • (43 stars)

    by Natasha Traylor on 21/02/2015

    Wont take my password to get me into the app it just dials the # like im calling u. Will be uninstalling app

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