# 4917emu Micro Processor Emu vs ProgCalc

The clearest difference is price: ProgCalc at Free against 4917emu Micro Processor Emu's $2.99. ProgCalc also leads on update cadence (fortnightly vs every 12 months). 4917emu Micro Processor Emu's advantage is iOS requirement (12.0 vs 15.0). On ads, in-app purchases and device support there is nothing between them.

ProgCalc is free to download; 4917emu Micro Processor Emu costs $2.99 up front. Neither carries in-app purchases, so what you see is what you pay.

4917emu Micro Processor Emu ships an update every 12 months, ProgCalc fortnightly. The most recent releases landed on September 27, 2026 and October 7, 2026 respectively.

## The numbers

| Metric | 4917emu Micro Processor Emu | ProgCalc |
| --- | --- | --- |
| Price | $2.99 | **Free** |
| Rating | **[5.0 (2 ratings)](https://appshunter.io/ios/app/4917emu-micro-processor-emu/id572103567/reviews)** | — |
| Number of ratings | **2** | — |
| Positive reviews | 33.3% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 12 months | **Fortnightly** |
| Monetization | Paid | — |
| Size | 1 MB | 12 MB |
| Requires iOS | **12.0** | 15.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Michael Mustun](https://appshunter.io/developer/572103590) | [Neopoise](https://appshunter.io/developer/563901528) |

## What reviewers say

### 4917emu Micro Processor Emu

[App page](https://appshunter.io/ios/app/4917emu-micro-processor-emu/id572103567)

Learn the fundamental principles of how computers operate. This application simulates a hypothetical microprocessor, allowing users to understand basic coding concepts and microprocessor functions through interactive learning.

**Highlights:** Learn computer coding principles, Understand microprocessor functions, Simulates a 4-bit hypothetical microprocessor, Features 16 memory locations, Includes 4 registers (IP, IS, R0, R1), Supports 16 instructions

**Features:** macOS Compatibility

**In-app purchases:** none


### ProgCalc

[App page](https://appshunter.io/ios/app/progcalc/id1441551265)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is 4917emu Micro Processor Emu free?

4917emu Micro Processor Emu costs $2.99, with no in-app purchases.

### Is ProgCalc free?

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

### Do 4917emu Micro Processor Emu or ProgCalc have ads?

Neither 4917emu Micro Processor Emu nor ProgCalc shows ads.

### Which is updated more often, 4917emu Micro Processor Emu or ProgCalc?

4917emu Micro Processor Emu ships an update every 12 months, and ProgCalc fortnightly. Most recently, 4917emu Micro Processor Emu was updated on September 27, 2026 and ProgCalc on October 7, 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.*