Comparison

CodeRun vs Whatfix Preview

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

Head to head
About

CodeRun

Run and edit code for hundreds of programming languages directly on your mobile device. Features instant execution, interactive debugging, and code sharing capabilities for developers, students, and enthusiasts.

Highlights
  • Supports 680 programming languages
  • Instant code execution
  • Interactive debugging
  • Code sharing and importing
  • Mobile code prototyping
  • Learning-friendly environment
Features
Read full description

CodeRun is a mobile tool for running and editing code snippets. It supports over 600 programming languagesβ€”from mainstream ones like Python, Java, Swift, C#, JavaScript, and C++, to esoteric favorites like Brainfuck, INTERCAL, and Malbolge. No need to set up a development environment on your computer; just open it and start writing and running code. Key Features: Vast language support: over 600 languages, from mainstream to obscure. Write and run instantly: run code with one tap and get the output returned line by line in real time, with support for input arguments. Professional editor: Monaco-powered, with syntax highlighting, code hints, and formatting. Built-in examples: every language ships with a Hello World example you can try right away. Built-in browser: open any webpage, including AI sites, right inside the app; save chat or code content to the file manager with one tap. Built-in file manager: manage your code files, transfer them between your phone and computer over WiFi, with rename, delete, and share. Who It's For: Students: pick up a new language right on your phone, with no heavy environment setup. Developers: quickly test an algorithm or idea and iterate on the go. Geeks and code players: challenge yourself with oddball languages like Brainfuck and Malbolge. Unlimited Access Subscription: - With this subscription, you can enjoy unlimited access to all features within the app. - Subscriptions are charged weekly, monthly, or yearly, depending on the selected subscription plan. - Payment will be charged to your iTunes account upon confirmation of purchase. - You can turn off auto-renewal at least 24 hours before the current subscription period ends; otherwise, the subscription will automatically renew. - The renewal fee will be charged to your account within 24 hours before the end of the current subscription period, depending on the chosen plan. - Users can manage their subscriptions and can turn off auto-renewal in their account settings after purchase. - Any unused portion of a free subscription trial period will be forfeited upon purchase. Privacy Policy: https://www.dazhuogroup.com/coderun/privacy_statement_en.php Terms of Use: https://www.dazhuogroup.com/coderun/terms_of_use_en.php

About

Whatfix Preview

Features
Read full description

The Whatfix Preview App allows you to view and test various in-app experiences including elements, flows and flow menus. Please ensure that you have a Leap platform login to use this app. https://app.leap.is/signin

Screenshots

CodeRun4 screens
Whatfix Preview4 screens

Verdict

The call

The clearest difference is in-app purchases: Whatfix Preview at none against CodeRun's 3. Whatfix Preview also leads on iOS requirement (12.1 vs 15). On price, update cadence, ads and device support there is nothing between them.

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

CostPrice Β· In-app purchases Β· Ads Β· Monetization

Both are free to download. CodeRun sells 3 in-app purchases, starting at $0.99 per 7 days. Whatfix Preview asks for nothing beyond the download.

UpkeepUpdate frequency

CodeRun ships an update every 6 weeks, Whatfix Preview every 5 weeks. Both last shipped on October 9, 2026.

Scorecard2 real differences Β· 6 level
CodeRun versus Whatfix Preview: the parameters behind the verdict, then further details
ParameterCodeRunWhatfix Preview
PriceFreeFree
Positive reviews0.0% of reviewsβ€”
Update frequencyEvery 6 weeksEvery 5 weeks β€” better
AdsNoNo
In-app purchasesYesNo β€” better
MonetizationFree with in-app purchasesβ€”
DevicesiPhone, iPad, iPodiPhone, iPad, iPod
Requires iOS1512.1 β€” better
Further details β€” not scored
Size48 MB17 MB
Age rating17+4+
DeveloperShanghai Dazhuo Information Technology Co., Ltd.Whatfix Private Limited

In-app purchases

3 purchases

CodeRun

Subscriptions3
  • Weekly Subscription3 Days trial$0.997 Days
  • 3-day free trail3 Days trial$2.991 Month
  • Annual Subscription$12.991 Year
None

Whatfix Preview

No in-app purchases

Questions

Is CodeRun free?
CodeRun is free to download, with in-app purchases available.
Is Whatfix Preview free?
Whatfix Preview is free to download, with no in-app purchases.
Do CodeRun or Whatfix Preview have ads?
Neither CodeRun nor Whatfix Preview shows ads.
Which is updated more often, CodeRun or Whatfix Preview?
CodeRun ships an update every 6 weeks, and Whatfix Preview every 5 weeks. Most recently, CodeRun was updated on October 9, 2026 and Whatfix Preview on October 9, 2026.

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