# Microprocessor vs RLM

The clearest difference is price: RLM at Free against Microprocessor's $5.99. RLM also leads on update cadence (every 4 weeks vs every 39 months). Microprocessor's advantage is in-app purchases (none vs 1) and iOS requirement (12.0 vs 15.0). On review sentiment, ads and device support there is nothing between them.

RLM is free to download; Microprocessor costs $5.99 up front. RLM sells 1 one-off in-app purchase. Microprocessor asks for nothing beyond the download.

Microprocessor ships an update every 39 months, RLM every 4 weeks. The most recent releases landed on June 1, 2026 and September 10, 2026 respectively.

## The numbers

| Metric | Microprocessor | RLM |
| --- | --- | --- |
| Price | $5.99 | **Free** |
| Rating | **[4.0 (1 ratings)](https://appshunter.io/ios/app/microprocessor/id1197949691/reviews)** | — |
| Number of ratings | **1** | — |
| Positive reviews | 100.0% of reviews | 100.0% of reviews |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 39 months | **Every 4 weeks** |
| Monetization | Paid | **Free with in-app purchases** |
| Size | 10 MB | 3 MB |
| Requires iOS | **12.0** | 15.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Raj Kumar](https://appshunter.io/developer/1037581682) | [R.L.M. Software](https://appshunter.io/developer/289639238) |

## What reviewers say

### Microprocessor

[App page](https://appshunter.io/ios/app/microprocessor/id1197949691)

Learn and understand microprocessor operation by programming in machine code. This app offers tutorials on Intel 8085 and 8086 microprocessors, including instruction timing diagrams. It's designed for students and hobbyists to grasp fundamental concepts.

**Highlights:** Machine code programming, Intel 8085 and 8086 tutorials, Instruction timing diagrams, Microprocessor basics, I/O interfacing concepts

**Features:** macOS Compatibility

**In-app purchases:** none


### RLM

[App page](https://appshunter.io/ios/app/rlm-18cx/id6474547127)

This business and financial calculator offers a comprehensive suite of tools for professionals. It includes functions for time value of money, interest rate conversion, cash flow analysis, statistics, and equation solving. Customize settings and access help documents for a powerful calculation experience.

**Highlights:** Time Value of Money calculations, Interest Rate Conversion, Cash Flow Analysis, Statistics and Regression, Break-Even Analysis, Currency and Unit Conversions, Equation Solver

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Lifetime Purchase | $9.99 | one-time |


## Frequently asked questions

### Is Microprocessor free?

Microprocessor costs $5.99, with no in-app purchases.

### Is RLM free?

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

### Do Microprocessor or RLM have ads?

Neither Microprocessor nor RLM shows ads.

### Which is updated more often, Microprocessor or RLM?

Microprocessor ships an update every 39 months, and RLM every 4 weeks. Most recently, Microprocessor was updated on June 1, 2026 and RLM on September 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.*