# Circular Cone PRO vs RPN 50g

The clearest difference is update cadence: RPN 50g at weekly against Circular Cone PRO's monthly. Circular Cone PRO's advantage is price ($2.99 vs $5.99). On ads, in-app purchases, device support and iOS requirement there is nothing between them.

Circular Cone PRO costs $2.99 and RPN 50g $5.99 up front. Neither carries in-app purchases, so what you see is what you pay.

Circular Cone PRO ships an update monthly, RPN 50g weekly. The most recent releases landed on November 3, 2026 and November 10, 2026 respectively.

## The numbers

| Metric | Circular Cone PRO | RPN 50g |
| --- | --- | --- |
| Price | **$2.99** | $5.99 |
| Rating | — | **[5.0 (1 ratings)](https://appshunter.io/ios/app/rpn-50g/id6811794850/reviews)** |
| Number of ratings | — | **1** |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Monthly | **Weekly** |
| Monetization | — | Paid |
| Size | 181 MB | 30 MB |
| Requires iOS | **15.0** | 16.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, Mac |
| Age rating | 4+ | 4+ |
| Developer | [Glindemann, Sennoun, Langer GbR](https://appshunter.io/developer/1024972809) | [Guglielmo Pasa](https://appshunter.io/developer/417854438) |

## What reviewers say

### Circular Cone PRO

[App page](https://appshunter.io/ios/app/circular-cone-pro/id6461117286)

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

**In-app purchases:** none


### RPN 50g

[App page](https://appshunter.io/ios/app/rpn-50g/id6811794850)

This app emulates the powerful HP 50g graphing calculator, bringing its advanced features for engineering, physics, and mathematics to your mobile device. It replicates the original hardware and firmware, offering a complete RPN and RPL calculator experience with extensive graphing and programming capabilities.

**Highlights:** Advanced computer algebra system, Full scientific calculator functions, 2D and 3D graphing capabilities, RPL and UserRPL programming, Equation Library with over 300 equations, RPN or algebraic entry modes, SD card file integration

**Features:** Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is Circular Cone PRO free?

Circular Cone PRO costs $2.99, with no in-app purchases.

### Is RPN 50g free?

RPN 50g costs $5.99, with no in-app purchases.

### Do Circular Cone PRO or RPN 50g have ads?

Neither Circular Cone PRO nor RPN 50g shows ads.

### Which is updated more often, Circular Cone PRO or RPN 50g?

Circular Cone PRO ships an update monthly, and RPN 50g weekly. Most recently, Circular Cone PRO was updated on November 3, 2026 and RPN 50g on November 10, 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.*