Calcva 1.2.0 for iPhone

** Free for a limited time **
To celebrate the 1.2 version updated, we provide free download for a limited time! We hope users can leave comments to help us to improve the app!

Hi, I am Calcva, your personal calculation assistant. I provide different calculation services for you in one app. My features include:

- Simple and elegant design for casual users.
- Include extra trigonometric functions for pro users.
- With my "natural input engine", you can key in the equation just as same as you write on the paper.
- All my calculation follow maths rule, such as order of operation.
- Two modules are already included in the app, which are "Area calculation" and "Tip calculator"
- I learn new skills constantly. New modules will be added frequently.
- I work in your Today widget!
- I work in Apple Watch! Calculator and tip calculator are included in the Watch App!
1. Force touch to change function.
2. Calculator has the same natural inout engine as the iPhone app.
3. Show most complete information about your tip clearly.
4. "Easy to touch" design.
5. Tap the operand repeatedly to change it.

Please search my name (Calcva) and contact me in Facebook and Twitter. Leave your comment and help me improve my services to you!

Find me on Facebook and Twitter, or you can email me (calcvaapp@gmail.com) if you encounter any problem of my services.