# SIMO vs StackCalc Calculator

The clearest difference is price: StackCalc Calculator at Free against SIMO's $4.99. SIMO's advantage is update cadence (every 3 weeks vs every 2 months) and iOS requirement (14.0 vs 16.0). On ads, in-app purchases and device support there is nothing between them.

StackCalc Calculator is free to download; SIMO costs $4.99 up front. Neither carries in-app purchases, so what you see is what you pay.

SIMO ships an update every 3 weeks, StackCalc Calculator every 2 months. The most recent releases landed on November 1, 2026 and November 10, 2026 respectively.

## The numbers

| Metric | SIMO | StackCalc Calculator |
| --- | --- | --- |
| Price | $4.99 | **Free** |
| Rating | **[4.2 (58 ratings)](https://appshunter.io/ios/app/simo-matlab-programming-app/id932694386/reviews)** | — |
| Number of ratings | **58** | — |
| Positive reviews | 58.1% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 3 weeks** | Every 2 months |
| Monetization | Paid | — |
| Size | 61 MB | 102 MB |
| Requires iOS | **14.0** | 16.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, Apple Watch |
| Age rating | 4+ | 4+ |
| Developer | [Numerical Co.](https://appshunter.io/developer/1128647431) | [Abraham Bagherjeiran](https://appshunter.io/developer/1513861366) |

## What reviewers say

### SIMO

[App page](https://appshunter.io/ios/app/simo-matlab-programming-app/id932694386)

This app provides a MATLAB development environment for iOS devices, allowing users to create, edit, and run MATLAB code locally. It's designed for beginners and students learning MATLAB basics, offering essential syntax and functions without requiring an internet connection.

**Highlights:** MATLAB interpreter for beginners, Create, edit, and run MATLAB code, 100% on-device computation, Offline functionality, Real-time plot rendering, Command console with syntax highlighting, File manager with iCloud sync

**Features:** macOS Compatibility

**In-app purchases:** none


### StackCalc Calculator

[App page](https://appshunter.io/ios/app/stackcalc-calculator/id6801788040)

**Features:** macOS Compatibility, Apple Watch app, Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is SIMO free?

SIMO costs $4.99, with no in-app purchases.

### Is StackCalc Calculator free?

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

### Do SIMO or StackCalc Calculator have ads?

Neither SIMO nor StackCalc Calculator shows ads.

### Which is updated more often, SIMO or StackCalc Calculator?

SIMO ships an update every 3 weeks, and StackCalc Calculator every 2 months. Most recently, SIMO was updated on November 1, 2026 and StackCalc Calculator 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.*