Comparison

SIMO vs R Programming Compiler

Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.

Head to head
About

SIMO

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
Read full description

~~~~~~~~~ Check out our FREE app Console, which is powered by SIMO's MATLAB interpreter. If you find Console useful, SIMO is definitely suitable for you. ~~~~~~~~~ SIMO is a feature-rich development environment for MATLAB. We have developed a version of MATLAB interpreter that works for commonly used language syntax and functions for beginners. [+] Who will find SIMO useful? - Students learning the basics of MATLAB. - Course instructors of fundamental MATLAB courses. - Individuals whose works do not depend on specialised toolboxes and advanced language syntax. [+] What is SIMO? - It is an integrated environment for running MATLAB. - It allows you to create, edit, and run MATLAB code on iOS devices. - Unlike other apps that compute on the cloud, it performs computation entirely locally on device. No internet connection is needed. You don't miss a single app feature even if you are offline. [+] What SIMO cannot do? - It does not completely replace MATLAB, as it has only a subset of built-in functions of MATLAB. - It does not support advanced features such as Simulink or creating user-interface. [+] One app, all platforms - You will be amazed at how much work you can do on a phone. The app is designed to let you work effectively on smaller screens. - The iPad app features a split-screen layout. You can enjoy a full-screen workspace, or work on two views simultaneously. - The iPad app runs on Macs with Apple silicon as well. Buy one app and it works on all of the platforms. [+] MATLAB interpreter - The interpreter works for language syntax that is essential to survive a MATLAB course. It provides the most commonly used built-in functions for learners. - The interpreter computes on your device locally. You will not miss a single app feature even if you go completely offline. - SIMO comes with a full set of documentation and user guides. It is offline accessible and full-text searchable. [+] Visualization tool - Plots are rendered in real-time using your device's computing power. Operations such as updating line attributes, pan and zoom are fast and responsive. - Stunning 3D plots are rendered by the device's GPU in real-time. Pan, zoom or rotate with multi-touch gestures, trackpad or keyboard shortcuts. - Plot attributes are editable through the built-in user-interface. You can improvise with different styles without entering a single line of code. [+] Command console - You can run one or many lines of code from the command console. It supports line numbering, auto-intent and syntax highlighting. - Search over thousand lines of output data instantly. You'll never get overwhelmed by the sea of numbers. - Output data are formatted automatically to fit the screen size or app window. Data are always neatly presented however you resize the app. [+] File manager - Files can be synced across all of your iCloud Drive enabled devices (iPhone, iPad, Mac). Or, you can store them locally on device. - Tons of files buried in tons of folders? No worries. The search feature will help you find an item instantly. - It has features you expect from a useful file manager. Add, copy, delete, duplicate, move, rename, sort and more. [+] Script editor - It has features you expect from a useful script editor. Syntax highlight, auto-indent, line numbers and more. - Search for a word in a script. Replace occurrences with another word. - Recent items are accessible from your finger tip. It is a useful feature for navigating through frequently accessed files.

About

R Programming Compiler

Write and execute R code directly on your mobile device. Ideal for learning, testing code snippets, and statistical computing. Features include syntax highlighting, package management, and plotting capabilities.

Highlights
  • Compile and run R programs
  • Supports plotting and graphing
  • Advanced source code editor
  • Custom keyboard for R characters
  • Install and manage R packages
  • Language reference guide
Features
Read full description

Write R code directly on your iPhone, iPad and iPod Touch! This app is ideal for learning and testing code snippets! R is a programming language and software environment for statistical computing and graphics supported by the R Foundation for Statistical Computing. The R language is widely used among statisticians and data miners for developing statistical software and data analysis Features: - Compile and run your program - Supports plotting and graphing - View program output or detailed error - Select and run chunk of codes - Custom keyboard for easy input of frequently used characters - Optimized for connecting with external physical/bluetooth keyboard - Advanced source code editor with syntax highlighting and line numbers - Open, save, import and share R files - Language reference - Access thousands of packages - Install additional packages from CRAN and Bioconductor (BiocManager) Limitations: - Internet connection is required for compilation - Maximum program running time is 20s - One file can be run at a time - Some file system, network and graphics functions may be limited - This is a batch compiler; interactive programs, for instance swirl, are not supported. If your program provides an input prompt, enter the input in the Input tab prior to compilation. See the Reference tab in the app for code examples. GET FULL ACCESS Upgrade to a Premium Membership and Receive the Following Ongoing Value: • No ads • Unlimited plots • Install packages • Latest Compilers If you choose to purchase a subscription, payment will be charged to your iTunes account, and your account will be charged within 24-hours prior to the end of the free trial or current period. Subscription with a free trial period will automatically renew to a paid subscription. Any unused portion of a free trial period (if offered) will be forfeited when you purchase a premium subscription during the free trial period. You can cancel the automatic renewal of your subscription at any time by going to your settings in the iTunes store after purchase. The cancellation will take effect the day after the last day of the current subscription period, and you will be downgraded to the free service. Terms & Conditions: https://kappsmart.com/rcompiler/terms.html Privacy Policy: https://kappsmart.com/rcompiler/privacy_policy.html

Screenshots

SIMO4 screens
R Programming Compiler4 screens

Verdict

The call

The clearest difference is price: R Programming Compiler at Free against SIMO's $4.99. R Programming Compiler also leads on update cadence (every 2 weeks vs every 3 weeks). SIMO's advantage is rating (4.2 vs 3.4) and in-app purchases (none vs 3). On review sentiment, ratings volume, device support and iOS requirement there is nothing between them.

Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS

CostPrice · In-app purchases · Ads · Monetization

R Programming Compiler is free to download; SIMO costs $4.99 up front. R Programming Compiler sells 3 in-app purchases, starting at $4.99 per month. SIMO asks for nothing beyond the download.

ReceptionRating · Positive reviews · Number of ratings

SIMO holds the better App Store score, 4.2 against 3.4. Both are backed by a comparable volume of ratings — 55 and 94 respectively. Written reviews point the same way: 58% of SIMO's written reviews are positive against 54% of R Programming Compiler's.

UpkeepUpdate frequency

SIMO ships an update every 3 weeks, R Programming Compiler every 2 weeks. The most recent releases landed on September 29, 2026 and October 6, 2026 respectively.

Scorecard6 real differences · 4 level
SIMO versus R Programming Compiler: the parameters behind the verdict, then further details
ParameterSIMOR Programming Compiler
Price$4.99Free — better
Rating4.2 (55 ratings) — better3.4 (94 ratings)
Positive reviews58.1% of reviews — better53.9% of reviews
Number of ratings5594 — better
Update frequencyEvery 3 weeksEvery 2 weeks — better
AdsNo — betterYes
In-app purchasesNo — betterYes
MonetizationPaidFreemium — better
DevicesiPhone, iPad, iPodiPhone, iPad, iPod
Requires iOS14.0 — better15.0
Further details — not scored
Size61 MB17 MB
Age rating4+4+
DeveloperNumerical Co.Ketan Appa

Customer experience

SIMO

All ratings55 ratings
Positive80.0%
Neutral7.3%
Negative12.7%
Written reviews43 reviews
Positive58.1%
Neutral18.6%
Negative23.3%

R Programming Compiler

All ratings94 ratings
Positive58.5%
Neutral12.8%
Negative28.7%
Written reviews102 reviews
Positive53.9%
Neutral15.7%
Negative30.4%

In-app purchases

None

SIMO

No in-app purchases

3 purchases

R Programming Compiler

Subscriptions3
  • 1 Month Subscription$4.991 Month
  • 6 Months Subscription$19.996 Months
  • 1 Year Subscription$29.991 Year

Questions

Is SIMO free?
SIMO costs $4.99, with no in-app purchases.
Is R Programming Compiler free?
R Programming Compiler is free to download, with in-app purchases available.
Which has better reviews, SIMO or R Programming Compiler?
SIMO is rated higher. SIMO averages 4.2 out of 5 from 55 ratings, while R Programming Compiler averages 3.4 from 94 ratings.
Do SIMO or R Programming Compiler have ads?
R Programming Compiler shows ads; SIMO does not.
Which is updated more often, SIMO or R Programming Compiler?
SIMO ships an update every 3 weeks, and R Programming Compiler every 2 weeks. Most recently, SIMO was updated on September 29, 2026 and R Programming Compiler on October 6, 2026.

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