Calculator 0 - Scientific Calc

Calculator 0 - A permanent free scientific calculator without any ads

* Fast, Calculation History, No Ads, One Hand *

1. Easy Calculator: Show result when typing in realtime and optimized for one hand operation. Easily slide to switch between basic arithmetic (+ - × ÷) and scientific calculations, 50+ mathematical operations could be type in by one touch or one slide. You can finish all calculations on a BIG screen phone with only one hand holding.
2. Formula Editing: All calculations and results are saved as history records, and you can review and edit them as formulas again at any time.
3. Scientific Calculator: Covers operations from trigonometric, logarithmic, exponential, derivatives to calculus, summation, prime factoring etc. Helping students cope with elementary and high school math, advanced math, linear algebra, calculus, and probability theory.
4. Natural Writing: Input fractions, square roots, exponents, calculus, etc. in the same format as handwritten and textbook formulas. Good for solving math problems for high school to college students.
5. Dual Mode: Supports math mode output (retain simplified fractions and square roots) and number mode output. It's easy to use for everyday use or to solve professional math problems.
6. Professional and Precise: Arbitrary precision integers, even the factorial of 5000 can be easily calculated. Floating point precision up to 100 decimal places accuracy (scientific notation), and able to meet the calculation problems of high-precision engineering.
7. Mechanical Keyboard: Perfectly simulate the touch and sound effects of mechanical keyboards, 9 classic switches can be customized at will

* The premium feature *
8. Theme Customization: Eight beautiful themes, all classic and exquisite
9. Icon Customization: Contains three theme icons, and total of 10 icons to choose from
10. Exclusive Badges: Three themed badges (gold, jade, ruby) and a variety of Emoji badges for free choice
11. Unique: Create your own unique custom look of calculator

The lifetime premium package is a one-time purchase, the fee will be charged at the time of purchase, and you will always enjoy the features and benefits of the premium version. If you choose the subscription model and do not cancel the subscription at least 24 hours before the end of the trial period, the system will automatically charge the fee according to the price of the current selected subscription period, and renew it within 24 hours before the end of each period subscription. During the subscription period, you can enjoy the features and benefits of the premium version. You can choose whether to cancel the subscription. If you choose not to cancel, the renewal service for the next billing cycle will be automatically activated for you.

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Terms of Use: https://www.apple.com/legal/internet-services/itunes/dev/stdeula/