# Programming Calculator vs RLM

The clearest difference is rating: Programming Calculator at 4.9 against RLM's 3.1. Programming Calculator also leads on review sentiment (80% vs 40%) and in-app purchases (none vs 4). On price, update cadence, ads and device support there is nothing between them.

Both are free to download. RLM sells 4 in-app purchases, starting at $0.49 per month. Programming Calculator asks for nothing beyond the download.

Programming Calculator holds the better App Store score, 4.9 against 3.1. That said, the two scores are not equally well evidenced: Programming Calculator has 48 ratings behind it against 7, so its average is the more settled of the two. Written reviews point the same way: 80% of Programming Calculator's written reviews are positive against 40% of RLM's.

Programming Calculator ships an update every 4 weeks, RLM every 5 weeks. The most recent releases landed on October 24, 2026 and October 30, 2026 respectively.

## The numbers

| Metric | Programming Calculator | RLM |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.9 (48 ratings)](https://appshunter.io/ios/app/programming-calculator/id1481845623/reviews)** | [3.1 (7 ratings)](https://appshunter.io/ios/app/rlm-11cx/id1630739014/reviews) |
| Number of ratings | **48** | 7 |
| Positive reviews | **80.0% of reviews** | 40.0% of reviews |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | **Every 4 weeks** | Every 5 weeks |
| Monetization | **Free** | Free with in-app purchases |
| Size | 7 MB | 6 MB |
| Requires iOS | **13.0** | 15.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Mikhail Razin](https://appshunter.io/developer/1460485493) | [R.L.M. Software](https://appshunter.io/developer/289639238) |

## What reviewers say

### Programming Calculator

[App page](https://appshunter.io/ios/app/programming-calculator/id1481845623)

This utility app allows users to instantly convert numbers between bases 2 and 30, perform calculations, and get accurate results. It features a developer-friendly interface with real-time updates and dark mode support.

**Highlights:** Base conversion (2-30), Developer-friendly calculations, Real-time value updates, Intuitive one-hand interface, Dark mode support, Supports multiple number systems

**Features:** macOS Compatibility

**In-app purchases:** none


### RLM

[App page](https://appshunter.io/ios/app/rlm-11cx/id1630739014)

This app is a scientific and programmable calculator designed for science and engineering, replicating the functionality of the HP-11C. It offers extensive features for finance, business, statistics, complex numbers, and unit conversions, with a programmable interface for custom calculations.

**Highlights:** Finance calculations (amortization, bond price, Black-Scholes), Business functions (break-even, currency exchange), Statistical analysis (regression, probability distributions), Scientific functions (complex numbers, logarithms, trigonometry), Unit and currency conversions, Programmable interface for custom scripts, Equation solver

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

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Monthly Subscription | $0.49 | per month |
| Semi-Annual Subscription | $2.99 | per 6 months |
| Annual Subscription | $5.99 | per year |
| Lifetime Purchase | $9.99 | one-time |


## Frequently asked questions

### Is Programming Calculator free?

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

### Is RLM free?

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

### Which has better reviews, Programming Calculator or RLM?

Programming Calculator is rated higher. Programming Calculator averages 4.9 out of 5 from 48 ratings, while RLM averages 3.1 from 7 ratings.

### Do Programming Calculator or RLM have ads?

Neither Programming Calculator nor RLM shows ads.

### Which is updated more often, Programming Calculator or RLM?

Programming Calculator ships an update every 4 weeks, and RLM every 5 weeks. Most recently, Programming Calculator was updated on October 24, 2026 and RLM on October 30, 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.*