# NilnocCalc vs Stack RPN Calculator

The clearest difference is review sentiment: NilnocCalc at 100% against Stack RPN Calculator's 33%. NilnocCalc also leads on rating (5.0 vs 3.5). On price, ratings volume, ads and in-app purchases there is nothing between them.

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

NilnocCalc holds the better App Store score, 5.0 against 3.5. Both are backed by a comparable volume of ratings — 1 and 2 respectively. Written reviews point the same way: 100% of NilnocCalc's written reviews are positive against 33% of Stack RPN Calculator's.

## The numbers

| Metric | NilnocCalc | Stack RPN Calculator |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/nilnoccalc/id576052957/reviews)** | [3.5 (2 ratings)](https://appshunter.io/ios/app/stack-rpn-calculator/id1493986697/reviews) |
| Number of ratings | 1 | **2** |
| Positive reviews | **100.0% of reviews** | 33.3% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 3 months | — |
| Monetization | Free | Free |
| Size | 5 MB | 10 MB |
| Requires iOS | 12.0 | **11.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [John Conlin](https://appshunter.io/developer/576052961) | [Dario Bersiga](https://appshunter.io/developer/668388549) |

## What reviewers say

### NilnocCalc

[App page](https://appshunter.io/ios/app/nilnoccalc/id576052957)

A powerful 64-bit calculator with multiple number system displays, trigonometric functions, and customizable button colors. It offers unit conversions, binary float display, and permutation/combination calculations.

**Highlights:** 64-bit calculation engine, Hex, Octal, Binary displays, Full trigonometric functions, Customizable button colors and effects, Unit conversion constants, Binary Float display, Combinations and Permutations

**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 NilnocCalc free?

NilnocCalc 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, NilnocCalc or Stack RPN Calculator?

NilnocCalc is rated higher. NilnocCalc averages 5.0 out of 5 from 1 ratings, while Stack RPN Calculator averages 3.5 from 2 ratings.

### Do NilnocCalc or Stack RPN Calculator have ads?

Neither NilnocCalc nor Stack RPN Calculator shows ads.

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