Comparison

Simple JavaScript vs CodePad

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

Head to head
About

Simple JavaScript

Features
Read full description

“Want to try code while you’re on the go?” This app is a simple JavaScript editor and runtime designed for smartphones. It provides a powerful code editor with syntax highlighting, allowing you to write and run JavaScript code instantly. It is suitable for everything from learning JavaScript to practical coding and testing. Common use cases include: * Learning JavaScript * Programming practice * Learning web development * Studying algorithms * Testing code snippets * Verifying sample code * Taking JavaScript notes * Creating scripts * Testing functions * Writing code for technical blogs * Training and workshops * Building prototypes * Managing code snippets * Experimenting with new ideas * Creating a simple testing environment during development JavaScript can be used in many different ways, and this app helps you quickly write, test, and manage your code. If you are looking for a JavaScript editor and runtime, give it a try. ■ Features • Intuitive Interface Simple tools should be easy to use. The editor is designed to be fast, responsive, and comfortable for everyday coding. • Run Code Instantly Execute JavaScript code with a single tap. View output and error messages immediately. • Code Auto Completion Built-in code completion helps you write code more efficiently. • Code Formatting Automatically format your code to improve readability and maintain a clean coding style. • Find and Replace Search and replace text within your code quickly and easily. • Code Folding Collapse and expand code blocks to make large files easier to navigate. • Easy Cursor Navigation Move the cursor using directional controls for more precise editing. • Automatic Saving Your code is automatically saved while editing, so you never have to worry about losing changes. • Ready to Use No account registration is required. Start coding immediately after installation. • Export and Share Export and share your code with others. Useful for backups and editing on different devices. • Dark Theme Support Supports dark mode for comfortable coding day and night.

About

CodePad

This application provides a full Python code editor and IDE that runs directly on your device. Write, run, and manage Python scripts offline with features like syntax highlighting, version history, and project organization.

Highlights
  • Full Python syntax highlighting
  • Offline Python interpreter
  • Project and file management
  • Automatic version history
  • Keyboard accessory bar
  • Multiple editor themes
Features
Read full description

Write and run Python – right on your iPhone or iPad, with no ads and no subscriptions. CodePad is a full Python code editor and IDE built for iOS and iPadOS. It runs a real embedded Python interpreter directly on your device – no server or internet connection required. Your code executes locally, instantly, and works even offline. NO ADS. NO SUBSCRIPTIONS. • All features are available • No ads • No subscription required • No account required • Run Python locally and offline CODE WITH A REAL EDITOR • Full Python syntax highlighting • Line numbers, code folding, and current-line highlighting • Auto-indent and auto-close brackets • Line wrap and adjustable tab width • Find and replace across your file • Multiple editor themes and fonts with adjustable font size RUN PYTHON ON YOUR DEVICE • Execute Python scripts directly on your iPhone or iPad • No server round-trip – your code runs locally • Watch output appear in a dedicated console as your script runs • Send input to a running script interactively • Built-in timeout protection for runaway loops • Full Python tracebacks to help find and fix errors fast ORGANIZE YOUR WORK • Create and manage multiple projects, files, and folders • Import existing Python files or whole projects (.zip) • Export projects to share or back up • Deleted items move to Recently Deleted first NEVER LOSE YOUR PROGRESS • Automatic version history for every file • Compare earlier versions against your current code, line by line • Restore an older version in a single tap BUILT FOR iPHONE & iPAD • Dedicated Light and Dark editor themes • Keyboard accessory bar built specifically for writing code • Interview Mode for a clean, distraction-free workspace • Native experience on both iPhone and iPad Whether you're learning Python, prototyping an idea, preparing for an interview, or just need to run a quick script without opening a laptop, CodePad gives you a real Python environment anywhere. Write Python. Run it offline. Code anywhere. Python is a trademark of the Python Software Foundation. CodePad is not affiliated with or endorsed by the Python Software Foundation.

Screenshots

Simple JavaScript4 screens
CodePad3 screens

Verdict

The call

The clearest difference is in-app purchases: CodePad at none against Simple JavaScript's 2. CodePad also leads on update cadence (every 5 days vs every 4 weeks). Simple JavaScript's advantage is device support (4 vs 2) and iOS requirement (15.6 vs 17.0). On price and ads 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. Simple JavaScript sells 2 in-app purchases, starting at $1.99 per month. CodePad asks for nothing beyond the download.

UpkeepUpdate frequency

Simple JavaScript ships an update every 4 weeks, CodePad every 5 days. Both last shipped on November 10, 2026.

Scorecard4 real differences · 5 level
Simple JavaScript versus CodePad: the parameters behind the verdict, then further details
ParameterSimple JavaScriptCodePad
PriceFreeFree
Rating—5.0 (3 ratings) — better
Number of ratings—3 — better
Update frequencyEvery 4 weeksEvery 5 days — better
AdsNoNo
In-app purchasesYesNo — better
Monetization—Free
DevicesiPhone, iPad, iPod, Mac — betteriPhone, iPad
Requires iOS15.6 — better17.0
Further details — not scored
Size70 MB60 MB
Age rating4+4+
DeveloperYUKI TANAIKETouch LLC

In-app purchases

2 purchases

Simple JavaScript

Subscriptions2
  • Simple JavaScript Pro (Monthly)$1.991 Month
  • Simple JavaScript Pro (Annual)$18.001 Year
None

CodePad

No in-app purchases

Questions

Is Simple JavaScript free?
Simple JavaScript is free to download, with in-app purchases available.
Is CodePad free?
CodePad is free to download, with no in-app purchases.
Do Simple JavaScript or CodePad have ads?
Neither Simple JavaScript nor CodePad shows ads.
Which is updated more often, Simple JavaScript or CodePad?
Simple JavaScript ships an update every 4 weeks, and CodePad every 5 days. Most recently, Simple JavaScript was updated on November 10, 2026 and CodePad on November 10, 2026.

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