Calculator - Currency - Unit 3.1.5

Calculator - Currency - Unit 3.1.5

hua-shan cheng – Freeware – iOS
out of 4 votes
Latest Version
3.1.5
Safe to install
EXCELLENT User Rating

The application serves as a multifunctional tool, combining a scientific calculator with a currency and unit converter. Its design prioritizes both power and user-friendliness, making it suitable for academic, professional, and everyday use.

Feature Highlights

  • History Manager: Allows users to review calculation and conversion history, with options to reuse, share, insert, copy expressions and results, and delete records individually or collectively.
  • iPad Landscape Mode: Offers side-by-side display of functions and numeric keys or history records for enhanced efficiency.
  • Full Editing Options: Provides extensive editing capabilities including Undo, Redo, Select, Select All, Cut, Copy, Paste, and Cancel.
  • Multi-line Expression Display: Facilitates error checking by allowing full expression visibility.
  • Caret Support: Simplifies the editing of entries.
  • Instant Validation: Recognizes and highlights invalid entries instantaneously.
  • Auditory and Haptic Feedback: Features distinctive sound effects and haptic feedback, which can be adjusted (note: haptic feedback is available only on iPhone 7 and later models).
  • Aesthetic User Interface: Designed for simplicity and ease of use.

Scientific Calculator Features

  • Basic operations: +, −, ×, ÷, along with functions for parentheses, negation (+/-), percentage calculations, deletion, and clear-all.
  • Trigonometric functions: offers sin, cos, tan alongside their inverses (asin, acos, atan) in both radians and degrees.
  • Hyperbolic functions: includes sinh, cosh, tanh and their inverses (asinh, acosh, atanh).
  • Access to mathematical constants such as e and π.
  • Scientific notation support: input in formats like 1.8E6 or 2.21E-10.
  • Root calculations for square roots and cubic roots.
  • Power and exponentiation functions: x^2, x^3, x^y along with base exponentials such as 2^x, e^x.
  • Logarithmic functions including natural log (ln) and common logs (log2, log10).
  • Absolute value function: |x|.

Currency Converter Features

  • Basic operations: +, −, ×, ÷ along with additional functionalities similar to the scientific calculator.
  • Dual-direction conversions with calculation capabilities.
  • A comprehensive list of 37 major world currencies supported with daily updates (e.g., EUR, USD, JPY).
  • Offline conversion functionality using the last downloaded rates during internet outages.
  • Regular updates sourced from reputable financial institutions like the U.S. Federal Reserve.

Unit Converter Features

  • Comprehensive support for basic arithmetic operations similar to other tools within the app.
  • Supports bidirectional conversions and calculations within various unit types.
  • Covers 13 common categories including Length, Temperature, Weight among others with a total of 181 units and over 3,200 conversions available.
  • Makes allowances for both British Imperial and U.S. Customary measurements as well as regional specifications for Mainland China & Taiwan.

In-app Purchases

  • History Manager - USD$0.99 (limited free trial): This one-time purchase unlocks features to manage calculation history across iPhone & iPad platforms effectively.
    • User-friendly browsing experience with color-coded history records marked by their dates of creation.
    • The capability to insert expressions at the cursor position while detecting errors or invalid inputs is included.
    • The history feature is supported across all calculator types including Scientific Calculator, Currency Converter, and Unit Converter.
  • iPad Landscape Mode - USD$0.99 (limited free trial): Optimize your workspace by viewing functions alongside keys or conversion histories in landscape orientation on iPads for enhanced efficiency.

Support Information

Acknowledgments

  • User Experience Designer: Cheryl S. Yee
  • User Interface Designer: Cheryl S. Yee

Overview

Calculator - Currency - Unit is a Freeware software in the category System Utilities developed by hua-shan cheng.

The latest version of Calculator - Currency - Unit is 3.1.5, released on 12/28/2024. It was initially added to our database on 12/28/2024.

Calculator - Currency - Unit runs on the following operating systems: iOS.

Users of Calculator - Currency - Unit gave it a rating of 5 out of 5 stars.

Screenshots (Click to view larger)

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