ProgCalc vs CodeTales

**ProgCalc Overview** ProgCalc is a high-precision (38-digit) programmable calculator with true-decimal arithmetic, offering a Swift programming language interface for creating complex algorithms. It supports both scalar and non-scalar data types and operations. Non-scalar data types include complex numbers, quaternions, n-dimensional vectors, arrays, lists, and hierarchical tuples. The app uses a tailored subset of the standard Swift language, optimized for numerical applications. It includes a comprehensive 38-digit scalar math library featuring well-known transcendental functions (trigonometric, hyperbolic, logarithmic, and exponential) as well as specialized functions such as arithmetic-geometric mean, arbitrary-precision rounding, modulo operations, binomial coefficients (log and normal), factorial functions (log and normal), ceiling and floor functions (toward -∞ and 0), and more. A detailed app documentation is included, accessible via the [2nd][8] key. It provides a comprehensive guide to all calculator features, a language reference with examples and grammar, and additional resources. **User Interface Modes** ProgCalc offers three interactive modes, detailed in the app documentation: - Standard infix notation (infiX, default) - Fully editable infix notation (infiXE) - Reverse Polish Notation (RPN) You can switch between modes from the device’s home screen by using a pressure gesture on the app icon. On iPad devices, dedicated mode-switch keys provide a more convenient option. **Additional Notes** - ProgCalc is ad-free and will remain so. - The app does not collect any information. - The app does not rely on any third-party software.

CodeTales turns coding into an adventure kids aged 6–14 actually want to go on. Each story follows a character on a quest — and at key moments, your child has to solve a real coding challenge to move the story forward. No videos. No passive watching. Just hands-on coding that feels like gameplay. What kids learn JavaScript fundamentals and core programming concepts: variables, loops, conditions, and logical thinking — introduced naturally through story context, not textbooks. Three challenge types • Code Gap — fill in the missing piece of code to complete the line • Code Reorder — drag the lines of code into the correct order • Debug Fix — find and fix the bug before the story can continue Built for kids, designed for parents Create a separate profile for each child. Every profile tracks XP, daily streaks, and progress independently. No ads, no social features, no external links — just focused learning. Subscription A free trial gives access to starter stories. Premium unlocks the full story library and all challenge types, billed monthly at the price shown at purchase. Subscriptions renew automatically unless cancelled at least 24 hours before the end of the current period. Manage or cancel anytime via your Apple ID settings. Terms of Use: https://www.apple.com/legal/internet-services/itunes/dev/stdeula/