Report updated Apr 18, 2026

Overview · Full Intel report in progress

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JavaScript Anywhere JSAnywhere is an established utilities app that is completely free. With a 3.5/5 rating from 443 reviews, it shows polarized user reception.

What is JavaScript Anywhere JSAnywhere?

JavaScript Anywhere is a long-standing iOS development environment designed for mobile web coding. It provides a minimal, portable workspace for writing and testing HTML, CSS, and JavaScript projects directly on a mobile device.

Current Momentum

v4.8 · 3mo ago

Active

Last updated 90d ago. 5 versions tracked.

AI-powered deep analysis surfacing high-signal insights. Still in beta, accuracy improves daily. For informational purposes only.

Competition

Rivals identification in progress

7-Day Rank Pulse 🇺🇸

Utilities

No ranking data

Rating Pulse 🇺🇸

What makes this app unique?

What Does It Look Like?

How Is The App's Momentum Right Now?

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What Are The Key Features?

Integrated Development EnvironmentStandard

Supports editing of JavaScript, HTML, and CSS with customizable editor styles and syntax highlighting.

Live Preview and DebuggingStandard

Includes an internal browser for real-time previews and a console for viewing logs and errors.

Project Management and ExportStandard

Facilitates file management via Dropbox, iTunes file sharing, and email, alongside built-in project templates like React and jQuery.

Local ServerStandard

Provides a simple server utility for Wi-Fi connectivity.

How much does it cost?

Free

Who Built It?

Tatsuya Tobioka app icon 1
Tatsuya Tobioka app icon 2
Tatsuya Tobioka app icon 3
Tatsuya Tobioka app icon 4

Tatsuya Tobioka

(29)

Providing open-source utility and development tools for iOS power users. Focused on lightweight, portable solutions for coding and file management.

Portfolio

13

Apps

Free 12
Utilities25%
Graphics & Design17%
Games17%

Who is Tatsuya Tobioka?

Tatsuya Tobioka maintains a distinct position as an independent developer prioritizing open-source transparency in the iOS utility space. By focusing on niche developer tools and file management, the publisher avoids direct competition with mass-market productivity suites, instead building a reputation for functional, no-frills software. The primary strategic tension lies in the transition from long-standing, legacy utility tools to a more diversified portfolio that now includes experimental graphics and gaming titles.

Who is Tatsuya Tobioka for?

  • Developers
  • Web engineers
  • Power users seeking portable
  • Lightweight tools for file management
Active

Portfolio momentum

Released 10 updates across the portfolio in the last 6 months, demonstrating consistent maintenance and development activity.

Last release · 34d agoActive apps · 13

Analysis in progress, available soon

What do users think recently?

Analysis in progress, available soon

Analysis in progress, available soon

What is the competitive landscape for JavaScript Anywhere JSAnywhere?

How's The Utilities Market?

How does it evolve in the Utilities market?

ChartRankChange
iOSFree#89NEW

Strategic analysis coming soon

SWOT, key takeaways & outlook

The outtake for JavaScript Anywhere JSAnywhere

Key Takeaways

This is a legacy, minimalist mobile code editor that prioritizes portability and offline accessibility for web developers.

Where Is It Heading?

Trend analysis

Available very soon

Disclosure

Independent intel to help builders create better apps.

AI-powered analysis with editorial review, built from publicly available sources. See methodology.

Marlvel.ai is not affiliated with, endorsed by, or sponsored by JavaScript Anywhere JSAnywhere, its developer, the app publisher, Apple, or Google Play. All trademarks, logos, and screenshots referenced remain the property of their respective owners.

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Cite this report

Marlvel.ai. “JavaScript Anywhere JSAnywhere Intelligence Report.” Updated Apr 18, 2026. https://marlvel.ai/intel-report/utilities/javascript-anywhere-jsanywhere

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