Comparison

CodeRun vs JSONCraft

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

JSONCraft

Features
Read full description

JSONCraft for iOS is a streamlined JSON editor that combines simplicity with essential features. Perfect for developers, data analysts, and anyone working with JSON files on the go. The app is now cross-platform β€” buy it once and use it on macOS, iPad, and iPhone. Key Features: β€’ Beautiful syntax highlighting β€’ Real-time JSON validation β€’ Dark and light themes β€’ Instant JSON formatting β€’ Native iOS experience β€’ Fast and responsive editing Perfect for: β€’ Developers debugging API responses β€’ Data scientists exploring datasets β€’ DevOps engineers managing configurations β€’ QA engineers validating JSON data

Screenshots

CodeRun4 screens
JSONCraft4 screens

Verdict

The call

The clearest difference is price: CodeRun at Free against JSONCraft's $1.99. CodeRun also leads on iOS requirement (15 vs 26.0). JSONCraft's advantage is in-app purchases (none vs 3) and update cadence (weekly vs every 6 weeks). On 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

CodeRun is free to download; JSONCraft costs $1.99 up front. CodeRun sells 3 in-app purchases, starting at $0.99 per 7 days. JSONCraft asks for nothing beyond the download.

UpkeepUpdate frequency

CodeRun ships an update every 6 weeks, JSONCraft weekly. The most recent releases landed on October 9, 2026 and October 8, 2026 respectively.

Scorecard4 real differences Β· 4 level
CodeRun versus JSONCraft: the parameters behind the verdict, then further details
ParameterCodeRunJSONCraft
PriceFree β€” better$1.99
Positive reviews0.0% of reviewsβ€”
Update frequencyEvery 6 weeksWeekly β€” better
AdsNoNo
In-app purchasesYesNo β€” better
MonetizationFree with in-app purchasesβ€”
DevicesiPhone, iPad, iPodiPhone, iPad, Mac
Requires iOS15 β€” better26.0
Further details β€” not scored
Size48 MB5 MB
Age rating17+4+
DeveloperShanghai Dazhuo Information Technology Co., Ltd.Dor Pascal

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

JSONCraft

No in-app purchases

Questions

Is CodeRun free?
CodeRun is free to download, with in-app purchases available.
Is JSONCraft free?
JSONCraft costs $1.99, with no in-app purchases.
Do CodeRun or JSONCraft have ads?
Neither CodeRun nor JSONCraft shows ads.
Which is updated more often, CodeRun or JSONCraft?
CodeRun ships an update every 6 weeks, and JSONCraft weekly. Most recently, CodeRun was updated on October 9, 2026 and JSONCraft on October 8, 2026.

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