Concise vs R47 RPN Calculator
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Concise
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The Concise5 app delivers 5-minute tutorials for your entire organization that are audio engineered, story-based and industry specific. This is corporate training for employees who don’t have time for training! Choose the tutorials that interest you from categories like Leadership, Communication, Time Management, Problem Solving and Personal Growth. Each tutorial is tailored to your specific industry, based on the North American Industry Classification System (NAICS), and available in English and Spanish. Select the tutorial of your choice and listen to a captivating story with a professional lesson that, over time, can help you achieve outstanding results that align with your organization’s objectives. Each tutorial is only 5-minutes and can be listened to while you go about your day. No need to carve out hours of time for training! WHY USERS LOVE IT: 5-minute lessons you can listen to anywhere Available in English and Spanish New tutorials released each week so material is fresh and engaging Track your progress and build team camaraderie with gamification features See real-time results through comments and reviews Download the Concise5 app today, assemble your team, and start your journey to success!
R47 RPN Calculator
This scientific calculator uses Reverse Polish Notation (RPN) to help you break down complex problems. It offers a full 47-series instruction set with advanced functions and a program editor. The free version includes extensive tutorials and documentation.
- RPN scientific calculator
- 47-series instruction set
- Program editor
- Tutorial library
- Offline functionality
- Light and dark themes
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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.
Screenshots
Verdict
The clearest difference is in-app purchases: Concise at none against R47 RPN Calculator's 1. R47 RPN Calculator's advantage is update cadence (every 3 days vs every 8 days) and iOS requirement (15.6 vs 26.0). On price, ads and device support there is nothing between them.
Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS
Both are free to download. R47 RPN Calculator sells 1 one-off in-app purchase. Concise asks for nothing beyond the download.
Concise ships an update every 8 days, R47 RPN Calculator every 3 days. The most recent releases landed on September 9, 2026 and September 20, 2026 respectively.
| Parameter | Concise | R47 RPN Calculator |
|---|---|---|
| Price | Free | Free |
| Rating | — | 5.0 (23 ratings) — better |
| Positive reviews | — | 100.0% of reviews |
| Number of ratings | — | 23 — better |
| Update frequency | Every 8 days | Every 3 days — better |
| Ads | No | No |
| In-app purchases | No — better | Yes |
| Monetization | — | Freemium |
| Devices | iPhone, iPod | iPhone, iPad, iPod — better |
| Requires iOS | 26.0 | 15.6 — better |
| Further details — not scored | ||
| Size | 62 MB | 61 MB |
| Age rating | 4+ | 4+ |
| Developer | Jon Hougey | MARCEL DAN |
In-app purchases
Concise
No in-app purchases
R47 RPN Calculator
- Pro Pack$4.99





