Comparison

C/C++ Programming Compiler vs Otto AR

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

Head to head
About

C/C++ Programming Compiler

Write and execute C/C++ code directly on your mobile device. This application supports the latest compilers and offers advanced editing features for learning and testing code snippets. It allows for easy file management and sharing.

Highlights
  • Compile and run C/C++ programs
  • View program output and errors
  • Select C++ compiler standards (C++98 to C++23)
  • Multithreading support
  • Custom keyboard for special characters
  • Advanced source code editor with syntax highlighting
  • File management and sharing (AirDrop, iCloud)
Features
Read full description

Write C/C++ code directly on your iPhone, iPad and iPod Touch! This app supports the latest C/C++ compilers and is ideal for learning and testing code snippets! C++ is a general-purpose programming language created by Bjarne Stroustrup as an extension of the C programming language, or "C with Classes". The language has expanded significantly over time, and modern C++ has object-oriented, generic, and functional features in addition to facilities for low-level memory manipulation. Features: - Compile and run your program - View program output or detailed error - Choose between C++ compiler standards (ISO/IEC 14882) namely: C++98, C++03, C++11, C++14, C++17, C++20, C++23 - Multithreading support - Custom keyboard for easy input of frequently used characters - Optimized for connecting with external physical/bluetooth keyboard - Advanced source code editor with syntax highlighting, bracket completion and line numbers - Open, save, import and share C/C++ files. Supports File Sharing with iTunes Connect, AirDrop and iCloud. - Language reference 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 are not supported. For example, if your program provides an input prompt, enter the input in the Input tab prior to compilation.

About

Otto AR

Features
Read full description

Meet Otto, your owl guide to the Robin and Doug Shore Innovation Center at Kennesaw State University. Otto AR turns a walk through the building into an interactive augmented-reality tour. Explore 18 stops across three floors. At each research lab, scan Otto’s marker and watch 3D models of the work happening inside come to life, from biomedical devices to energy, cybersecurity, and infrastructure. Otto explains what each lab does, quizzes you to test what you learned, and hands out badges as you go. 18 stops to explore across three floors Collect all 9 Otto owls, one at each research lab 3D augmented-reality models at every stop Otto narrates the tour with voice guidance Quick quizzes and mini-games so you actually remember what you saw Complete the Parliament to earn your badge Solo or team modes: explore at your own pace or race a friend No account required and no personally identifying information collected, just anonymous usage data that helps improve the tour. Point your phone and explore. Built for visitors to the Shore Innovation Center at Kennesaw State University.

Screenshots

C/C++ Programming Compiler4 screens
Otto AR3 screens

Verdict

The call

The clearest difference is in-app purchases: Otto AR at none against C/C++ Programming Compiler's 1. Otto AR also leads on ads (none vs shown). C/C++ Programming Compiler's advantage is device support (3 vs 1) and iOS requirement (12 vs 17.0). On price and update cadence 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

Both are free to download. C/C++ Programming Compiler sells 1 one-off in-app purchase. Otto AR asks for nothing beyond the download.

UpkeepUpdate frequency

C/C++ Programming Compiler ships an update every 3 weeks, Otto AR every 2 weeks. The most recent releases landed on November 13, 2026 and October 31, 2026 respectively.

Scorecard4 real differences · 6 level
C/C++ Programming Compiler versus Otto AR: the parameters behind the verdict, then further details
ParameterC/C++ Programming CompilerOtto AR
PriceFreeFree
Rating3.3 (118 ratings) — better—
Positive reviews49.7% of reviews—
Number of ratings118 — better—
Update frequencyEvery 3 weeksEvery 2 weeks — better
AdsYesNo — better
In-app purchasesYesNo — better
MonetizationFree with in-app purchases—
DevicesiPhone, iPad, iPod — betteriPhone
Requires iOS12 — better17.0
Further details — not scored
Size25 MB418 MB
Age rating4+4+
DeveloperKetan AppaKSURSF

In-app purchases

1 purchases

C/C++ Programming Compiler

One-time1
  • Upgrade$2.99
None

Otto AR

No in-app purchases

Questions

Is C/C++ Programming Compiler free?
C/C++ Programming Compiler is free to download, with in-app purchases available.
Is Otto AR free?
Otto AR is free to download, with no in-app purchases.
Do C/C++ Programming Compiler or Otto AR have ads?
C/C++ Programming Compiler shows ads; Otto AR does not.
Which is updated more often, C/C++ Programming Compiler or Otto AR?
C/C++ Programming Compiler ships an update every 3 weeks, and Otto AR every 2 weeks. Most recently, C/C++ Programming Compiler was updated on November 13, 2026 and Otto AR on October 31, 2026.

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