# |RPN| Scientific Calculator vs BVCalc

The clearest difference is price: |RPN| Scientific Calculator at $0.99 against BVCalc's $4.99. |RPN| Scientific Calculator also leads on update cadence (fortnightly vs every 5 weeks) and device support (4 vs 2). On ads and in-app purchases there is nothing between them.

|RPN| Scientific Calculator costs $0.99 and BVCalc $4.99 up front. Neither carries in-app purchases, so what you see is what you pay.

|RPN| Scientific Calculator ships an update fortnightly, BVCalc every 5 weeks. The most recent releases landed on September 22, 2026 and September 20, 2026 respectively.

## The numbers

| Metric | |RPN| Scientific Calculator | BVCalc |
| --- | --- | --- |
| Price | **$0.99** | $4.99 |
| Rating | **[2.3 (3 ratings)](https://appshunter.io/ios/app/rpn-scientific-calculator/id1069467997/reviews)** | — |
| Number of ratings | **3** | — |
| Positive reviews | 60.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Fortnightly** | Every 5 weeks |
| Monetization | Paid | — |
| Size | 2 MB | 1 MB |
| Requires iOS | **16** | 18.6 |
| Devices | **iPhone, iPad, iPod, Mac** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Bradley Smith](https://appshunter.io/developer/1069467996) | [Brian Kenneth Vogel](https://appshunter.io/developer/1757350585) |

## What reviewers say

### |RPN| Scientific Calculator

[App page](https://appshunter.io/ios/app/rpn-scientific-calculator/id1069467997)

This calculator app uses Reverse Polish Notation for powerful calculations. It offers customizable color schemes, layouts, and online help, designed for flexibility and usability. All features are unlocked with a one-time purchase.

**Highlights:** Reverse Polish Notation (RPN), Viewable stack, Selectable portrait/landscape layouts, Customizable color schemes, Online visual help, No ads or in-app purchases

**Features:** Vision Pro support

**In-app purchases:** none


### BVCalc

[App page](https://appshunter.io/ios/app/bvcalc/id6560108221)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is |RPN| Scientific Calculator free?

|RPN| Scientific Calculator costs $0.99, with no in-app purchases.

### Is BVCalc free?

BVCalc costs $4.99, with no in-app purchases.

### Do |RPN| Scientific Calculator or BVCalc have ads?

Neither |RPN| Scientific Calculator nor BVCalc shows ads.

### Which is updated more often, |RPN| Scientific Calculator or BVCalc?

|RPN| Scientific Calculator ships an update fortnightly, and BVCalc every 5 weeks. Most recently, |RPN| Scientific Calculator was updated on September 22, 2026 and BVCalc on September 20, 2026.

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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.*