Comparison

CSS Quiz vs Async Learn

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

Head to head
About

CSS Quiz

Features
Read full description

■ Learn CSS in just 5 minutes a day - like playing a game! ■ AI suggests optimal questions based on your learning progress! ■ Ask the AI Teacher when you don't understand something! CSS Quiz is an app that lets you learn CSS quickly on your smartphone. Even during short breaks or commuting, you can solve a few questions in just 5 minutes and gain programming knowledge. The AI suggests questions for you, so you can start learning immediately when you open the app. We offer questions for all levels, from beginners to advanced users. From basic knowledge questions to tricky ones that will make you think - challenge yourself with various questions! If there's something you don't understand, ask the AI Teacher! With CSS Quiz, you can chat with the AI Teacher completely free. By asking questions, you'll deepen your learning and master CSS. Start with just 5 minutes a day and gradually build your programming skills! You'll definitely discover knowledge you never knew before!

About

Async Learn

Features
Read full description

Stop scrolling during compile times. Start leveling up. AsyncLearn transforms your downtime — CI/CD pipelines, AI generation, deployments — into productive micro-learning sessions. Designed for mid-level to senior developers who want to stay sharp without setting aside extra study time. BITE-SIZED CHALLENGES, REAL-WORLD CODE • Bug Hunts: Spot the bug in real-world code snippets. Earn 50 XP per correct answer. • Concept Quizzes: Test your knowledge of core programming concepts. Earn 10 XP each. • Fundamentals: Sharpen your foundations with targeted exercises. • Every challenge takes under 5 minutes — perfect for wait times. GAMIFIED TO KEEP YOU SHARP • Build daily streaks with a 2-hour grace period so life doesn't break your flow. • Earn XP, level up, and unlock badges as you progress. • Adaptive difficulty adjusts to your skill level automatically. • Perfect Week bonuses reward consistency (7/7 days = +100 XP). • Energy system with 5 daily challenges — watch a short video to restore instantly. DEVELOPER NEWS FEED • Curated tech news from Reddit with AI-powered TL;DR summaries. • Save articles to read later. • Stay current without doomscrolling. TRACK YOUR GROWTH • Detailed stats: accuracy, challenges completed, XP earned. • Badge collection to showcase your achievements. • Activity history to review your progress over time. BUILT FOR DEVELOPERS, BY DEVELOPERS AsyncLearn isn't another generic quiz app. Every challenge uses real code, real patterns, and real bugs that developers encounter daily. Syntax-highlighted code with Fira Code ligatures makes reading code on mobile feel natural. Languages supported: JavaScript & TypeScript (more coming soon). Download now and turn your wait times into wins.

Screenshots

CSS Quiz4 screens
Async Learn4 screens

Verdict

The call

The clearest difference is in-app purchases: Async Learn at none against CSS Quiz's 3. Async Learn also leads on update cadence (daily vs fortnightly) and iOS requirement (13.0 vs 15.1). On price, ads and device support 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. CSS Quiz sells 3 in-app purchases, starting at $0.99 per 7 days. Async Learn asks for nothing beyond the download.

UpkeepUpdate frequency

CSS Quiz ships an update fortnightly, Async Learn daily. The most recent releases landed on October 11, 2026 and October 6, 2026 respectively.

Scorecard3 real differences · 3 level
CSS Quiz versus Async Learn: the parameters behind the verdict, then further details
ParameterCSS QuizAsync Learn
PriceFreeFree
Update frequencyFortnightlyDaily — better
AdsYesYes
In-app purchasesYesNo — better
DevicesiPhone, iPad, iPodiPhone, iPad, iPod
Requires iOS15.113.0 — better
Further details — not scored
Size78 MB37 MB
Age rating4+4+
DeveloperCreatopia Inc.Francisco Javier Castillo Hernandez

In-app purchases

3 purchases

CSS Quiz

Subscriptions3
  • Premium Weekly3 Days trial$0.997 Days
  • Monthly Premium3 Days trial$2.991 Month
  • Yearly Premium3 Days trial$24.991 Year
None

Async Learn

No in-app purchases

Questions

Is CSS Quiz free?
CSS Quiz is free to download, with in-app purchases available.
Is Async Learn free?
Async Learn is free to download, with no in-app purchases.
Do CSS Quiz or Async Learn have ads?
Both CSS Quiz and Async Learn show ads.
Which is updated more often, CSS Quiz or Async Learn?
CSS Quiz ships an update fortnightly, and Async Learn daily. Most recently, CSS Quiz was updated on October 11, 2026 and Async Learn on October 6, 2026.

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