--- title: "R47 RPN Calculator - Reviews, Revenue and Downloads in United States | Apple App Store" description: "An RPN calculator isn't just a tool for getting answers like a traditional exam calculator—it's a way of thinking. It mirrors how you naturally break problems into steps, making it more like an extens" --- # R47 RPN Calculator — United States > HP Program Editor & Tutorials ![R47 RPN Calculator App Icon](https://is1-ssl.mzstatic.com/image/thumb/Purple211/v4/e4/c0/f5/e4c0f5d3-8c0b-3160-02fb-353b2510f02e/AppIcon-0-0-1x_U007epad-0-1-85-220.png/434x0w.png) **Developer:** [MARCEL DAN](https://apptail.io/developer/marcel-dan-TByIfc) **Category:** Education **Rating:** 5.0/5 (27 ratings) **Price:** Free **Bundle ID:** com.dansbeesllc.explorer47 **Store:** Apple App Store **Country:** United States **Version:** 1.10 (released 2026-08-20) **Original Release:** 2026-05-02 **Languages:** English **App Store Link:** [Download on Apple App Store](https://apps.apple.com/us/app/app/id6763615664) **AppTail Page:** [https://apptail.io/app/r47-rpn-calculator-ZWDz/united-states](https://apptail.io/app/r47-rpn-calculator-ZWDz/united-states) ## R47 RPN Calculator Description An RPN calculator isn't just a tool for getting answers like a traditional exam calculator—it's a way of thinking. It mirrors how you naturally break problems into steps, making it more like an extension of your mind than a shortcut. A full HP-style RPN scientific calculator — on iPhone and iPad, offline, with no ads or tracking. 47 Calculator is a programmable Reverse Polish Notation scientific calculator. Trigonometry, logarithms, statistics, probability, finance, complex numbers, base conversions, matrix operations, numerical solvers — the full 47-series instruction set, in your pocket. Free includes the calculator, a program editor for reading and writing 47-series programs, reference documentation, and a full tutorial library — probability and statistics, finance, numerical methods, programming patterns, advanced RPN techniques. The Pro version adds the Explorer — browse every menu, flag, mode, and operation the engine supports, searchable and cross-linked. Works fully offline after first launch. Light and dark themes. No ads, no third-party analytics, no tracking, no account required. ## R47 RPN Calculator Screenshots - [Screenshot 1](https://is1-ssl.mzstatic.com/image/thumb/PurpleSource211/v4/13/2c/c9/132cc906-ca84-7f0d-8b67-5aa77741e6ca/Simulator_Screenshot_-_iPhone_14_Plus_-_2026-05-06_at_22.02.29.png/1284x2778.png) - [Screenshot 2](https://is1-ssl.mzstatic.com/image/thumb/PurpleSource211/v4/a5/0d/d6/a50dd66e-4ddc-40de-98e8-6895cb8996ee/Simulator_Screenshot_-_iPhone_14_Plus_-_2026-04-24_at_15.31.43.png/1284x2778.png) - [Screenshot 3](https://is1-ssl.mzstatic.com/image/thumb/PurpleSource211/v4/2d/a0/4f/2da04f5a-5919-25f5-1f07-8cd5280a81b6/Simulator_Screenshot_-_iPhone_14_Plus_-_2026-05-06_at_21.38.09.png/1284x2778.png) - [Screenshot 4](https://is1-ssl.mzstatic.com/image/thumb/PurpleSource221/v4/97/5a/6c/975a6cd5-a0a1-c48e-7d6d-22e83b170a5a/Simulator_Screenshot_-_iPhone_14_Plus_-_2026-05-06_at_21.39.19.png/1284x2778.png) - [Screenshot 5](https://is1-ssl.mzstatic.com/image/thumb/PurpleSource211/v4/0a/72/f4/0a72f4c1-73c6-e238-0f78-84d5a914147c/Simulator_Screenshot_-_iPhone_14_Plus_-_2026-05-06_at_21.39.40.png/1284x2778.png) - [Screenshot 6](https://is1-ssl.mzstatic.com/image/thumb/PurpleSource211/v4/c9/e2/a5/c9e2a599-d84c-9ceb-bc60-3a965b262c30/Simulator_Screenshot_-_iPhone_14_Plus_-_2026-05-06_at_22.03.13.png/1284x2778.png) - [Screenshot 7](https://is1-ssl.mzstatic.com/image/thumb/PurpleSource221/v4/f7/bf/6c/f7bf6cda-5425-3c6e-cd81-7a23705f890b/Simulator_Screenshot_-_iPhone_14_Plus_-_2026-05-06_at_21.37.16.png/1284x2778.png) - [Screenshot 8](https://is1-ssl.mzstatic.com/image/thumb/PurpleSource211/v4/08/38/09/08380935-ea93-197b-731b-a91b8c118778/Simulator_Screenshot_-_iPhone_14_Plus_-_2026-04-24_at_16.11.24.png/1284x2778.png) ## R47 RPN Calculator Rating Breakdown in United States - 5 stars: 27 (100%) - 4 stars: 0 (0%) - 3 stars: 0 (0%) - 2 stars: 0 (0%) - 1 stars: 0 (0%) ## R47 RPN Calculator In-App Purchases | Item | Price | |------|-------| | Pro Pack | $4.99 | ## R47 RPN Calculator Available In - [United States](https://apptail.io/app/r47-rpn-calculator-ZWDz/united-states) - [Germany](https://apptail.io/app/r47-rpn-calculator-ZWDz/germany) - [Canada](https://apptail.io/app/r47-rpn-calculator-ZWDz/canada) - [Switzerland](https://apptail.io/app/r47-rpn-calculator-ZWDz/switzerland) - [Thailand](https://apptail.io/app/r47-rpn-calculator-ZWDz/thailand) - [Italy](https://apptail.io/app/r47-rpn-calculator-ZWDz/italy) - [Australia](https://apptail.io/app/r47-rpn-calculator-ZWDz/australia) - [Austria](https://apptail.io/app/r47-rpn-calculator-ZWDz/austria) - [Algeria](https://apptail.io/app/r47-rpn-calculator-ZWDz/algeria) - [Estonia](https://apptail.io/app/r47-rpn-calculator-ZWDz/estonia) - [Spain](https://apptail.io/app/r47-rpn-calculator-ZWDz/spain) - [Greece](https://apptail.io/app/r47-rpn-calculator-ZWDz/greece) - [Honduras](https://apptail.io/app/r47-rpn-calculator-ZWDz/honduras) - [Hungary](https://apptail.io/app/r47-rpn-calculator-ZWDz/hungary) - [Israel](https://apptail.io/app/r47-rpn-calculator-ZWDz/israel) - [India](https://apptail.io/app/r47-rpn-calculator-ZWDz/india) - [Kuwait](https://apptail.io/app/r47-rpn-calculator-ZWDz/kuwait) - [Luxembourg](https://apptail.io/app/r47-rpn-calculator-ZWDz/luxembourg) - [Latvia](https://apptail.io/app/r47-rpn-calculator-ZWDz/latvia) - [Madagascar](https://apptail.io/app/r47-rpn-calculator-ZWDz/madagascar) - [Mexico](https://apptail.io/app/r47-rpn-calculator-ZWDz/mexico) - [Norway](https://apptail.io/app/r47-rpn-calculator-ZWDz/norway) - [New Zealand](https://apptail.io/app/r47-rpn-calculator-ZWDz/new-zealand) - [Portugal](https://apptail.io/app/r47-rpn-calculator-ZWDz/portugal) - [Russia](https://apptail.io/app/r47-rpn-calculator-ZWDz/russia) - [Sweden](https://apptail.io/app/r47-rpn-calculator-ZWDz/sweden) - [Slovakia](https://apptail.io/app/r47-rpn-calculator-ZWDz/slovakia) - [Türkiye](https://apptail.io/app/r47-rpn-calculator-ZWDz/turkey) - [Argentina](https://apptail.io/app/r47-rpn-calculator-ZWDz/argentina) - [South Africa](https://apptail.io/app/r47-rpn-calculator-ZWDz/south-africa) - [Azerbaijan](https://apptail.io/app/r47-rpn-calculator-ZWDz/azerbaijan) - [Brunei](https://apptail.io/app/r47-rpn-calculator-ZWDz/brunei) - [Brazil](https://apptail.io/app/r47-rpn-calculator-ZWDz/brazil) - [Belarus](https://apptail.io/app/r47-rpn-calculator-ZWDz/belarus) - [Colombia](https://apptail.io/app/r47-rpn-calculator-ZWDz/colombia) - [Cyprus](https://apptail.io/app/r47-rpn-calculator-ZWDz/cyprus) - [Czechia](https://apptail.io/app/r47-rpn-calculator-ZWDz/czechia) --- ## About AppTail [AppTail](https://apptail.io) is a mobile app intelligence platform providing app analytics, ASO (App Store Optimization) tools, keyword tracking, competitor analysis, revenue estimates, and review monitoring for iOS App Store apps. Track your app's performance, discover ranking keywords, monitor competitors, and analyze market trends. - [Search Apps](https://apptail.io) - [Top Charts](https://apptail.io/top-iphone-apps) - [Sign Up for Full Access](https://app.apptail.io/signup?utm_campaign=ai-crawl&utm_content=footer) *Data provided by [AppTail](https://apptail.io) - Mobile App Intelligence Platform*