# bcRPN vs RPN Deck

The clearest difference is in-app purchases: bcRPN at none against RPN Deck's 1. bcRPN also leads on device support (3 vs 1) and iOS requirement (15.0 vs 18.0). RPN Deck's advantage is update cadence (every 11 days vs every 22 months). On price and ads there is nothing between them.

Both are free to download. RPN Deck sells 1 one-off in-app purchase. bcRPN asks for nothing beyond the download.

bcRPN ships an update every 22 months, RPN Deck every 11 days. The most recent releases landed on September 19, 2026 and September 11, 2026 respectively.

## The numbers

| Metric | bcRPN | RPN Deck |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.8 (4 ratings)](https://appshunter.io/ios/app/bcrpn/id1614744829/reviews)** | — |
| Number of ratings | **4** | — |
| Positive reviews | 80.0% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 22 months | **Every 11 days** |
| Monetization | Free | — |
| Size | 0 MB | 2 MB |
| Requires iOS | **15.0** | 18.0 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Paul Wilkins](https://appshunter.io/developer/1614739840) | [Edgard Leo Berendsen Mercado](https://appshunter.io/developer/1893604343) |

## What reviewers say

### bcRPN

[App page](https://appshunter.io/ios/app/bcrpn/id1614744829)

This utility app functions as a Reverse Polish Notation calculator. It handles complex numbers and utilizes extended precision for all calculations, offering an unlimited stack depth and an undo feature for up to 10 operations.

**Highlights:** Reverse Polish Notation (RPN) input, Complex number calculations, Extended precision math, Unlimited stack depth, Undo functionality (up to 10 operations)

**Features:** macOS Compatibility

**In-app purchases:** none


### RPN Deck

[App page](https://appshunter.io/ios/app/rpn-deck/id6796490842)

**Features:** macOS Compatibility, Family Sharing, Vision Pro support

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Full Deck | $2.99 | one-time |


## Frequently asked questions

### Is bcRPN free?

bcRPN is free to download, with no in-app purchases.

### Is RPN Deck free?

RPN Deck is free to download, with in-app purchases available.

### Do bcRPN or RPN Deck have ads?

Neither bcRPN nor RPN Deck shows ads.

### Which is updated more often, bcRPN or RPN Deck?

bcRPN ships an update every 22 months, and RPN Deck every 11 days. Most recently, bcRPN was updated on September 19, 2026 and RPN Deck on September 11, 2026.

---

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