# WP 34s vs Stack RPN Calculator

The clearest difference is review sentiment: WP 34s at 93% against Stack RPN Calculator's 33%. WP 34s also leads on rating (4.7 vs 3.5) and ratings volume (28 vs 2). On price, ads, in-app purchases and monetization model there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

WP 34s holds the better App Store score, 4.7 against 3.5. That said, the two scores are not equally well evidenced: WP 34s has 28 ratings behind it against 2, so its average is the more settled of the two. Written reviews point the same way: 93% of WP 34s's written reviews are positive against 33% of Stack RPN Calculator's.

## The numbers

| Metric | WP 34s | Stack RPN Calculator |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.7 (28 ratings)](https://appshunter.io/ios/app/wp-34s/id620255094/reviews)** | [3.5 (2 ratings)](https://appshunter.io/ios/app/stack-rpn-calculator/id1493986697/reviews) |
| Number of ratings | **28** | 2 |
| Positive reviews | **92.6% of reviews** | 33.3% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 4 months | — |
| Monetization | Free | Free |
| Size | 11 MB | 10 MB |
| Requires iOS | 12.0 | **11.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Pascal Meheut](https://appshunter.io/developer/620255097) | [Dario Bersiga](https://appshunter.io/developer/668388549) |

## What reviewers say

### WP 34s

[App page](https://appshunter.io/ios/app/wp-34s/id620255094)

This app is a powerful RPN scientific calculator with extensive functions for mathematics, statistics, programming, and engineering. It includes programmer functions, fraction mode, probability distributions, and a stopwatch, offering a comprehensive tool for complex calculations.

**Highlights:** RPN scientific calculator implementation, Programmer functions (binary, octal, hexadecimal), Fraction mode and probability distributions, Stopwatch with real-time clock, Mathematical, statistical, and financial functions, Unit conversions and physical constants, Extended character sets for multiple languages

**Features:** macOS Compatibility

**In-app purchases:** none


### Stack RPN Calculator

[App page](https://appshunter.io/ios/app/stack-rpn-calculator/id1493986697)

This scientific calculator displays major functions on screen and utilizes a stack for calculations. It supports a stack of up to 4 values but can store many more numbers depending on device memory.

**Highlights:** Visible scientific functions, RPN (Reverse Polish Notation) input, Stack display for up to 4 values, Large number storage capacity, Designed for iPhone and iPad

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is WP 34s free?

WP 34s is free to download, with no in-app purchases.

### Is Stack RPN Calculator free?

Stack RPN Calculator is free to download, with no in-app purchases.

### Which has better reviews, WP 34s or Stack RPN Calculator?

WP 34s is rated higher. WP 34s averages 4.7 out of 5 from 28 ratings, while Stack RPN Calculator averages 3.5 from 2 ratings.

### Do WP 34s or Stack RPN Calculator have ads?

Neither WP 34s nor Stack RPN Calculator shows ads.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*