CSS Quick Reference

CSS Quick Reference

By Flight-Sheets.com

CSS Quick Reference is an offline utility for iPhone and iPod touch that provides W3C CSS syntax, usage notes, and a live HTML/CSS editor for developers.

The App DNA

What makes this app unique?

The app removes the cognitive and time cost of switching to a desktop environment for minor syntax checks or color value lookups.

For Web developers and designers who require a portable, offline reference for CSS syntax and color values.

What does it look like?

Key features

CSS Property Referencestandard

Provides syntax, usage notes, and JavaScript equivalents for W3C CSS properties, pseudo-classes, and pseudo-elements.

Live HTML/CSS Editoredge

Built-in browser allows editing and rendering of sample HTML and CSS code directly within the app, reducing the need for desktop development environments.

Color Picker Toolstandard

Generates RGB and hex values from CSS color names, Web Safe Color charts, or custom user inputs.

How much does it cost?

freeFully free application

The app operates as a free utility with no visible in-app purchases or subscription tiers.

Velocity

Dormant developmentUX improvementsShow more...

CSS Quick Reference has been inactive for 4,516 days, placing it firmly in the zombie category. There has been no development momentum or feature updates for over a decade. The project appears to be abandoned by its publisher.

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Who built it?

Flight-Sheets.com

1 app tracked · Reference

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User Sentiment

What do users think recently?

How are ratings & reviews evolving?

App Store
4.50 · 16

Not enough recent reviews to extract reliable themes yet.

Read the full review analysis

Competition

Competitive landscape for CSS Quick Reference

How's the Reference market?

CSS Quick Reference maintains a niche position in the Reference category as a free, offline-first utility. Its 4.5-star rating reflects high satisfaction among its small user base, though the 12-year update gap limits its competitive relevance against modern, cloud-synced documentation tools.

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The rivals identified

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The Analyst's Read

Key takeaways for CSS Quick Reference

Where is it heading?

The market for developer reference tools has shifted toward cloud-synced, frequently updated documentation platforms. CSS Quick Reference remains a static utility, and without a refresh to address modern screen resolutions and iOS standards, it will likely lose relevance as hardware and web standards evolve.

  • The 12-year update gap indicates the app is in permanent maintenance mode, which risks total failure as iOS APIs evolve.

The SWOT

Core Strengths
  • Integrated live HTML/CSS editor enables immediate code testing without desktop environments
Critical Frictions 1 weakness inside
Growth Levers
  • Modernizing UI to support current iOS standards could capture developers seeking lightweight, offline alternatives
Market Threats 1 threat identified

Next best moves

1 Maintain

Audit codebase for iOS compatibility because the app has not been updated since 2014 → ensure basic functionality on modern hardware

The counter-intuitive read

The app's greatest weakness, its lack of updates, is also its primary value…

Read the full take

Since the last report: The app remains in a state of total dormancy, with no functional or structural changes identified between the two report versions. The analysis reflects a consistent, decade-long maintenance gap that continues to define the app's market position as a static, offline-only utility.

Bottom line

CSS Quick Reference serves as a functional offline utility, but its decade-long dormancy limits its utility for modern workflows. Maintaining basic compatibility would preserve its value as a lightweight, no-dependency reference tool for developers.

Unlock 1 critical friction, 1 market threat and the analyst’s take.

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FAQ

Is CSS Quick Reference still useful for modern web development?
While the CSS syntax reference remains accurate, the app has not been updated since 2014. It functions as a basic, offline-only tool, but lacks support for modern CSS features and current iOS interface standards.
Does CSS Quick Reference require an internet connection?
No, the app is designed for offline access, allowing developers to view CSS properties and test code snippets without needing a network connection.
Are there free alternatives to CSS Quick Reference?
Many modern web documentation sites offer free, mobile-optimized versions that are updated regularly, though they typically require an internet connection for full functionality.

Sources

  1. [1] App Store, source

Report last updated

Disclosure: Independent intel to help mobile builders succeed.

AI-powered analysis with automated quality gates, built from publicly available sources. Marlvel.ai is not affiliated with, endorsed by, or sponsored by CSS Quick Reference, its developer, the app publisher, Apple, or Google Play. All trademarks, logos, and screenshots referenced remain the property of their respective owners.

Cite this report

Marlvel.ai. “CSS Quick Reference Intelligence Report.” Updated Aug 14, 2026. https://marlvel.ai/apps/css-quick-reference

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