Apps in this category may contain mild or occasional cartoon, fantasy or real-life violence, as well as occasional or mild adult, sexually suggestive or horrifying content and may not be suitable for children under 9 years of age.

12+

Apps in this category may contain occasional mild indecent language, frequent or intense cartoon or real-life violence, minor or occasional adult or sexually suggestive material, and simulated gambling, and may be for children under 12 years of age.

17+

You must be at least 17 years old to access this App.

Apps in this category may contain frequent and intense offensive language; Frequent and intense cartoon, fantasy or realistic violence: frequent and intense adult, scary and sexually suggestive subjects: as well as sexual content, nudity, tobacco, alcohol and drugs, may not be suitable for children under 17 years of age.

Eleven | Calculator スクリーンショット

iPad

iPhone

About Eleven | Calculator

The BEST everyday calculator app for iPhone and iPad.

- No equals button: Always automatically calculates the result in real-time while you type
- No confusion: You can always see AND edit your entire calculation
- Enter calculations of (almost) any length: The display and keypad automatically resize to fit
- Tap or slide across the display to edit your calculation at any position
- Unlimited Undo and Redo
- More readable: Uses color to distinguish between numbers and operators
- Intelligent buttons: Only those buttons light up which are relevant at any given time and cursor position
- Gorgeous analog-style design
- Four themes / skins included
- Extremely fast.

- Supports all basic operations: + - × ÷ √
- Supports advanced operations: ∛ x² x³
- Supports brackets ( )
- Supports results up to +/- 10³⁰⁰

- Long-tap the result to copy it to the clipboard

SCIENTIFIC CALCULATOR! (landscape orientation, available as In-App Purchase)

- Power function with fully editable exponent.
- Root function with fully editable degree.
- Logarithm function with fully editable base.
- Trigonometric functions: sin, cos, tan.
- Inverse trigonometric functions: asin, acos, atan.
- Hyperbolic functions: sinh, cosh, tanh.
- Inverse hyperbolic functions: asinh, acosh, atanh.
- Factorial function (integers only).
- Modulo (remainder) operator (mod).
- Smart constants: π, e.
- Smart random number generator.
- No mode switching -- all functions immediately available.