Best Codesignal Apps & Games

250+ iOS apps & games curated and reviewed

4.2 avg rating
20 free apps & games
Updated October 2026

Out of 250+ codesignal apps and games on iOS, 20 are free and the rest sit in the paid tier. This page sorts them so you can compare both sides before you commit.

Compare top Codesignal Apps & Games (October 2026)

#AppPriceRatingAdsIn-App PurchasesUpdated
1Cosmo: Learn GenAI & MoreCosmo: Learn GenAI & MoreFree4.8★ (810)NoYesOct 2026
2LeetCodeLeetCodeFree4.8★ (611)NoYesOct 2026
3freeCodeCampfreeCodeCampFree3.8★ (75)NoNoAug 2026
4Scanner PDF : Convert and signScanner PDF : Convert and signFree4.8★ (4)YesYesOct 2026
5JDoodle: Code CompilerJDoodle: Code CompilerFree4.5★ (96)NoNoOct 2026
6Learn & Code: CodenQuestLearn & Code: CodenQuestFree4.6★ (125)YesYesSep 2026
7HP Smart Printer App PrintScanHP Smart Printer App PrintScanFree—NoYesAug 2026
8C CompilerㅤㅤC CompilerㅤㅤFree1.9★ (8)NoNoOct 2026

Top Picks for Codesignal

Cosmo: Learn GenAI & More#1

Cosmo: Learn GenAI & More by CodeSignal

Learn GenAI, business and tech
Editor's Choice
📚 Education
4.8😊(810 ratings)
FreeIn-App Purchases
Cosmo: Learn GenAI & More screenshot 1
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Cosmo: Learn GenAI & More screenshot 5
Cosmo: Learn GenAI & More screenshot 6

This app offers hands-on, practice-based lessons to build in-demand skills in areas like GenAI, business, and tech. It acts as a personal AI tutor, adapting to your learning pace and providing instant help on any topic. Earn shareable certificates and skill badges to advance your career.

What We Love

  • 🌟 Amazing app
  • 🎮 Gamification that feels productive
  • 🚀 Learning made easy - on the go!
  • 😊 Cutest teacher award goes to Cosmo!!!
  • 👍 So much better than doom scrolling!
  • 🏫 A fun university on your phone
  • 👌 Love it!
  • 💙 Love Cosmo
  • 📚 Really great variety of content to keep learning on the go!
  • 👏 Love the design and learning experience!
  • 🤩 New app addiction!!
  • 🎓 Fun Learning
  • 🤖 Learning has never been easier or more fun!
  • 😍 The cutest AI tutor!
  • 🧠 Great way to elevate my leadership game!
  • 👯‍♀️ Cosmo is my new friend!
  • 🎉 Finally an App That Makes Learning Exciting
  • 💕 Daily learning, cute presentation
  • 🏆 Best way to spend my time
  • 🙌 Amazing!
LeetCode#2

LeetCode by LeetCode

Think Sharper. Code Better.
Strong Contender
📚 Education
4.8(611 ratings)
FreeIn-App Purchases
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LeetCode screenshot 6

Practice coding challenges and prepare for technical interviews on the go. Discover company-specific questions, manage your practice lists, and track your progress. Stay updated with contests and daily quests to improve your skills.

freeCodeCamp#3

freeCodeCamp by Free Code Camp, Inc.

The freeCodeCamp Mobile App
Worth Considering
📚 Education
3.8😐(75 ratings)
Free
freeCodeCamp screenshot 1
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freeCodeCamp screenshot 6

This app provides coding challenges, tutorials, and a podcast to help users learn and improve their programming skills. It's designed for beginners and experienced coders alike, offering a comprehensive resource for expanding coding knowledge.

What We Love

  • ✨ Excellent learning platform
  • 👍 Easy to understand format
  • 💻 Great for hands-on training
  • 📚 Comprehensive content
  • 🆓 Free and accessible
  • 🚀 Fast progress for some
  • 💡 Helpful for older adults
  • 🌟 Highly recommended
  • 💯 Worth the effort
  • 💪 Motivates learners
  • ✅ Functional website

Room to Improve

  • 🐛 Frequent app crashes
  • 🐛 Login issues persist
  • 🐛 Videos not playing
  • 🐛 Progress not saved
  • 🐛 App freezes/hangs
  • 🐛 Inconsistent detection of code
  • 🐛 Difficulty copying text
  • 🐛 White screen on launch
  • 🐛 UI is clunky
  • 🐛 Not user-friendly
  • 🐛 Backend is slow
  • 🐛 Daily challenges buggy
  • 🐛 Instructions panel hides with keyboard
  • 🐛 Video-only content for some courses
  • 🐛 Progress circles not updating
  • 🐛 App exits unexpectedly

More Codesignal apps to explore

FAQ about Codesignal

What are the best codesignal apps & games for iPhone?
Cosmo: Learn GenAI & More tops our codesignal apps & games ranking as of October 2026, with a 4.8-star average from 810 App Store ratings, and it's free to download.
Yes — 20 of the top codesignal apps & games we rank are free to download, including Cosmo: Learn GenAI & More and LeetCode.
Cosmo: Learn GenAI & More has no ads and offers in-app purchases, according to its App Store listing as of October 2026.
We track 250+ codesignal apps & games on the iOS App Store as of October 2026, ranked by rating, recency, and analysis of real user reviews.

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