# RPN vs my16c

The clearest difference is review sentiment: RPN at 93% against my16c's 0%. RPN also leads on in-app purchases (none vs 1) and iOS requirement (12.0 vs 26.0). my16c's advantage is price (Free vs $3.99) and update cadence (fortnightly vs every 3 months). On ads and device support there is nothing between them.

my16c is free to download; RPN costs $3.99 up front. my16c sells 1 one-off in-app purchase. RPN asks for nothing beyond the download.

RPN ships an update every 3 months, my16c fortnightly. The most recent releases landed on November 6, 2026 and October 31, 2026 respectively.

## The numbers

| Metric | RPN | my16c |
| --- | --- | --- |
| Price | $3.99 | **Free** |
| Rating | **[4.6 (17 ratings)](https://appshunter.io/ios/app/rpn-67-sd/id1109722386/reviews)** | — |
| Number of ratings | **17** | — |
| Positive reviews | **92.9% of reviews** | 0.0% of reviews |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 3 months | **Fortnightly** |
| Monetization | Paid | **Free with in-app purchases** |
| Size | 63 MB | 9 MB |
| Requires iOS | **12.0** | 26.0 |
| Devices | iPhone, iPod | **iPhone, iPad, Mac** |
| Age rating | 4+ | 4+ |
| Developer | [CuVee Software](https://appshunter.io/developer/424873503) | [Miroslav Perovic](https://appshunter.io/developer/400748424) |

## What reviewers say

### RPN

[App page](https://appshunter.io/ios/app/rpn-67-sd/id1109722386)

This app simulates a vintage programmable calculator from the mid-70s, offering enhanced features beyond the original. It allows users to run existing programs, manage virtual cards, and utilize advanced functions for scientific and engineering tasks.

**Highlights:** Virtual program and data cards, Virtual paper tape printer, Database-driven card manager, Create, label, and organize unlimited cards, Share cards via email, AirDrop, Dropbox, Editable program listings, Enhanced features for more program steps and registers

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

**In-app purchases:** none


### my16c

[App page](https://appshunter.io/ios/app/my16c/id6762121583)

This app emulates a legendary programmer's calculator from the 1980s, offering cycle-accurate performance and faithful reproduction of its features. It includes base conversions, bit manipulation, RPN, and programmability, with modern conveniences like iCloud sync and a dark interface.

**Highlights:** Cycle-accurate emulation, Full base conversion (HEX, DEC, OCT, BIN), Bit operations, RPN entry, Programmable, Authentic LCD display, Word size control

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Unlock Full App | $9.99 | one-time |


## Frequently asked questions

### Is RPN free?

RPN costs $3.99, with no in-app purchases.

### Is my16c free?

my16c is free to download, with in-app purchases available.

### Do RPN or my16c have ads?

Neither RPN nor my16c shows ads.

### Which is updated more often, RPN or my16c?

RPN ships an update every 3 months, and my16c fortnightly. Most recently, RPN was updated on November 6, 2026 and my16c on October 31, 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.*