Comparison

Sketch C ( Offline Compiler,Debug ) vs Sololearn

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

Head to head
About

Sketch C ( Offline Compiler,Debug )

This app allows users to edit and run C programming language code directly on their iOS devices. It features a code editor with syntax highlighting and auto-indentation, along with local compilation and debugging tools.

Highlights
  • Offline C code editing
  • Syntax highlighting
  • Auto-indentation
  • Local compilation
  • Debugging tools
  • Built-in libraries
Features
Read full description

SketchC is a IOS device on the C language editing and operation procedures. Can be used for learning to learn C programming language. Contains the following functions: 1 code editor: syntax highlighting, auto indent 2 code is compiled to run: direct local compile operation, does not need the network. Add Library posix, ipc, zlib, socket, sqlite3, jpeg, opengles1-3, Core Foundation(based iOS sdk7.0), Core Graphics(based iOS sdk7.0), Debug: Help: ? : help help : help /[keyword] : search keyword in help information Source: v {[line]}: view source code {around [line]} V [stack] : view source code in function call stack t : show function call stack Evaluation: p [expr] : evaluate expression (no declaration/loop/condition) Evaluation: s [expr] : step into expression (no declaration/loop/condition) Evaluation: S [expr] : step over expression (no declaration/loop/condition) {[statements]} : evaluate statement (any kind) Monitor: g {[var]} : list global variable l {[var]} : list local variable proto {[scope]::}[func] : show function prototype typedef {name} : show typedefs function : show interpreted functions macro : show macro functions template : show templates include : show include paths file : show loaded files where : show current file position return [val] : return undefined symbol value Run: S : step over function/loop s : step into function/loop i : ignore and step over c {[line]}: continue {to [line]} e : step out from function b [line] : set break point db [line] : delete break point a [assert]: break only if assertion is true Quit: q : quit

About

Sololearn

Learn programming languages like Python, Java, and C# through interactive lessons and hands-on practice. This app offers bite-sized courses, coding challenges, and AI-powered support to help you build practical coding skills on the go. Join millions of learners worldwide advancing their careers and creating real-world solutions.

Highlights
  • Interactive coding lessons
  • Hands-on coding exercises
  • AI-powered coding support
  • Mobile code editor
  • Community support
  • Personalized learning paths
Features
Read full description

Start learning to code with Sololearn, the #1 app for learning programming on the go! Created by top educators and tech experts, Sololearn offers interactive lessons and hands-on practice in over 20 programming languages, including Python, JavaScript, SQL, Java, C#, and more. Join over 35 million learners worldwide building skills, advancing careers, and turning ideas into real-world solutions with Sololearn's community-driven, beginner-friendly courses. Ready to start your coding journey? What You Get with Sololearn • 4 Career Tracks & 20+ Full Courses – Dive into thousands of coding lessons and hands-on coding exercises, crafted in a bite-sized, engaging format. Ideal for future developers and coding enthusiasts alike! • Practice from Lesson One – Start coding right away with real-world projects, interactive coding games, and challenges that make learning fun. With engaging content in Python, JavaScript, HTML, CSS, SQL, and more, Sololearn helps you build practical skills from day one. • Code with AI from Lesson One – Begin your coding journey with AI-powered support. As AI becomes integral to development, Sololearn ensures you’re ready with skills all modern developers need. • Real-Time Support When You Need It – Stuck? Get help within minutes! Tap into our supportive community or ask Kodie, our in-app teacher, for instant, AI-powered guidance on any coding challenge. • Personalized Learning Just for You – Sololearn adapts to your pace, preferences, and skill level, tailoring a learning plan that fits you. Progress through coding lessons at your own speed with content customized to match your goals and learning style. • Code Anytime, Anywhere – Practice coding anytime with Sololearn’s mobile code editor. From Python to JavaScript and more, keep learning and coding wherever you are. • Powered by Learning Science – Sololearn strikes the perfect balance of theory and practice with spaced repetition, real-world challenges, and the right level of difficulty, all designed to maximize retention and make coding stick What 35M+ users love about Sololearn • Engaging, hands-on lessons for real-world coding • Learning made super easy • Wide variety of coding courses • Perfect for beginners & pros alike • Learn anywhere with mobile coding What the Media Says About Us - "A profound impact on millions of people's financial futures." – TechCrunch - "Hundreds of different quizzes and activities." – Forbes - "An enjoyable environment for infinite professional growth." – TechCrunch HOW DOES IT WORK? With Sololearn, you can start learning to code for free. However, to unlock access to all features, you’ll need to enable a free Pro trial. If you choose not to cancel at least 24 hours before the end of the trial, you will automatically be charged the price shown on the payment screen for your selected subscription period. Don’t worry—the App Store will remind you when your free trial is nearing its end. The Sololearn Pro subscription renews automatically at the end of each period (weekly, monthly, or yearly, depending on your choice) until you cancel. Canceling your subscription will disable automatic renewal, but you’ll still have access to all your Pro features until the end of the current subscription period. Looking for even more? Our Max subscription includes exclusive Learn AI content with 15 courses designed to boost your AI-driven skills. Master data analytics, data visualization, writing and brainstorming with AI, SEO optimization, and much more with cutting-edge tools to accelerate your growth. Please note: Deleting the app does not cancel your subscription. Terms of Use: https://www.sololearn.com/en/terms-of-use Privacy Policy: https://www.sololearn.com/en/privacy-policy/ Contact Us For any questions or suggestions on how to make your experience better, reach out to us at info@sololearn.com

Screenshots

Sketch C ( Offline Compiler,Debug )4 screens
Sololearn4 screens

Verdict

The call

The clearest difference is rating: Sololearn at 4.8 against Sketch C ( Offline Compiler,Debug )'s 1.0. Sololearn also leads on review sentiment (70% vs 32%) and ratings volume (82K vs 1). Sketch C ( Offline Compiler,Debug )'s advantage is in-app purchases (none vs 14) and ads (none vs shown). On price and device support 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. Sololearn sells 12 in-app purchases, starting at $6.99 per month. Sketch C ( Offline Compiler,Debug ) asks for nothing beyond the download.

ReceptionRating · Positive reviews · Number of ratings

Sololearn holds the better App Store score, 4.8 against 1.0. That said, the two scores are not equally well evidenced: Sololearn has 82K ratings behind it against 1, so its average is the more settled of the two. Written reviews point the same way: 32% of Sketch C ( Offline Compiler,Debug )'s written reviews are positive against 70% of Sololearn's.

UpkeepUpdate frequency

Sketch C ( Offline Compiler,Debug ) ships an update every 5 weeks, Sololearn every 2 weeks. The most recent releases landed on October 6, 2026 and October 14, 2026 respectively.

Scorecard8 real differences · 2 level
Sketch C ( Offline Compiler,Debug ) versus Sololearn: the parameters behind the verdict, then further details
ParameterSketch C ( Offline Compiler,Debug )Sololearn
PriceFreeFree
Rating1.0 (1 ratings)4.8 (82K ratings) — better
Positive reviews32.3% of reviews69.9% of reviews — better
Number of ratings182K — better
Update frequencyEvery 5 weeksEvery 2 weeks — better
AdsNo — betterYes
In-app purchasesNo — betterYes
MonetizationFree — betterFree with in-app purchases
DevicesiPhone, iPad, iPodiPhone, iPad, iPod
Requires iOS7.0 — better15.0
Further details — not scored
Size16 MB130 MB
Age rating4+4+
Developer辉 马Sololearn Inc

Customer experience

Sketch C ( Offline Compiler,Debug )

All ratings1 ratings
Positive0.0%
Neutral0.0%
Negative100.0%
Written reviews31 reviews
Positive32.3%
Neutral12.9%
Negative54.8%

Sololearn

All ratings81,710 ratings
Positive96.1%
Neutral2.1%
Negative1.8%
Written reviews2,145 reviews
Positive69.9%
Neutral9.3%
Negative20.7%

Bugs and requests

Sketch C ( Offline Compiler,Debug )

Not enough reviews yet to summarise bugs or requests.

Sololearn

Reported bugs

5 issues
  • Incorrect test answers even when the code is correct
  • Inability to enter certain characters or syntax correctly
  • Lessons not saving progress properly
  • Landscape mode not supported on tablets
  • Frequent crashes or freezes

Requested features

6 requests
  • Add more advanced courses and content
  • Improve code editor and IDE functionality
  • Implement better explanations and feedback for incorrect answers
  • Add more programming languages like Lua
  • Improve search and navigation within the app
Show 1 more
  • Provide offline mode for learning

In-app purchases

None

Sketch C ( Offline Compiler,Debug )

No in-app purchases

12 purchases

Sololearn

Subscriptions12
  • Sololearn PRO Monthly3 Days trial$6.991 Month
  • SoloLearn PRO Monthly$6.991 Month
  • Sololearn PRO Monthly2 variants$12.991 Month
Show 9 more
  • SoloLearn PRO Annual3 Days trial$47.991 Year
  • PRO Annual (14 days trial)14 Days trial$47.991 Year
  • SoloLearn PRO Annual14 Days trial$59.991 Year
  • Sololearn PRO Annual14 Days trial$69.991 Year
  • SoloLearn PRO Annual$69.991 Year
  • Sololearn PRO Annual14 Days trial$79.991 Year
  • Sololearn PRO Annual7 Days trial$79.991 Year
  • Full access to AI courses7 Days trial$97.991 Year
  • Sololearn MAX14 Days trial$119.991 Year

Questions

Is Sketch C ( Offline Compiler,Debug ) free?
Sketch C ( Offline Compiler,Debug ) is free to download, with no in-app purchases.
Is Sololearn free?
Sololearn is free to download, with in-app purchases available.
Which has better reviews, Sketch C ( Offline Compiler,Debug ) or Sololearn?
Sololearn is rated higher. Sketch C ( Offline Compiler,Debug ) averages 1.0 out of 5 from 1 ratings, while Sololearn averages 4.8 from 82K ratings.
Do Sketch C ( Offline Compiler,Debug ) or Sololearn have ads?
Sololearn shows ads; Sketch C ( Offline Compiler,Debug ) does not.
Which is updated more often, Sketch C ( Offline Compiler,Debug ) or Sololearn?
Sketch C ( Offline Compiler,Debug ) ships an update every 5 weeks, and Sololearn every 2 weeks. Most recently, Sketch C ( Offline Compiler,Debug ) was updated on October 6, 2026 and Sololearn on October 14, 2026.

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