10K + 20K = 30K So easy ! New century calculator.

This is a new invention calculator for touch tablet, smartphone.
Stress-free calculator. No ads.
This App do not hiding data communication, I promise.
So, this App is SAFE for school, workplace, public places, and children.

What’s New

Version 11.2

for iOS 11 later, supported iPhone X. No Ads.
hand-drawing function removed.

Ratings and Reviews

3.0 out of 5
1 Rating

1 Rating

GNRBmt ,


No explanation of how you activate speak mode

App Privacy

The developer, JBOYSOFT, has not provided details about its privacy practices and handling of data to Apple.

No Details Provided

The developer will be required to provide privacy details when they submit their next app update.


  • Family Sharing

    With Family Sharing set up, up to six family members can use this app.

More By This Developer

You May Also Like