Best Sign Language Letters Apps & Games

233+ iOS apps & games curated and reviewed

3.4 avg rating
18 free apps & games
Updated October 2026

If you already know ASL:Sign Language Lessons App, this is the deeper bench. 233+ sign language letters apps and games for iPhone, all reviewed and ranked by user rating, recency, and download trend as of October 2026.

Compare top Sign Language Letters Apps & Games (October 2026)

#AppPriceRatingAdsIn-App PurchasesUpdated
1ASL:Sign Language Lessons AppASL:Sign Language Lessons AppFree2.5★ (27)NoYesOct 2026
2Spread the Sign ASL DictionarySpread the Sign ASL DictionaryFree4.9★ (135)NoYesNov 2026
3ASL Kids - Sign LanguageASL Kids - Sign LanguageFree3.2★ (191)NoYesNov 2026
4Hand Sign Language Learn ASLHand Sign Language Learn ASLFree3.5★ (2)NoNoOct 2026
5NovaUNovaUFree2.3★ (3)NoYesOct 2026
6Sign ASLSign ASLFree4.1★ (90)YesNoOct 2026
7ASL: Sign Language Lessons.ASL: Sign Language Lessons.Free3.6★ (9)NoYesOct 2026
8SignSchoolSignSchoolFree4.5★ (148)NoNoOct 2026

Top Picks for Sign Language Letters

ASL:Sign Language Lessons App#1

ASL:Sign Language Lessons App by Karyna Markevych

Hand Talk Learning, Dictionary
Editor's Choice
📚 Education
2.5😞(27 ratings)
FreeIn-App Purchases
ASL:Sign Language Lessons App screenshot 1
ASL:Sign Language Lessons App screenshot 2
ASL:Sign Language Lessons App screenshot 3
ASL:Sign Language Lessons App screenshot 4
ASL:Sign Language Lessons App screenshot 5

Learn American Sign Language with interactive lessons, a comprehensive dictionary, and a translator. Master fingerspelling, grammar, and vocabulary through engaging exercises and real-life dialogues. Bridge communication gaps and foster inclusivity.

What We Love

  • 👍 Interactive and engaging lessons
  • 💡 Translator feature is a game-changer
  • 👍 Comprehensive dictionary and vocabulary
  • 👍 Good for inclusivity and connecting
  • 👍 User-friendly and enjoyable learning
  • 👍 Structured lessons for quick learning
  • 👍 Tailored to individual pace

Room to Improve

  • 💸 Extremely expensive subscription ($10/week)
  • 💸 Paywall hides valuable skill
  • 💸 Too expensive for many users
  • 💸 Misleading advertising
  • 💸 Not free to learn
4.9😐(135 ratings)
FreeIn-App Purchases
Spread the Sign ASL Dictionary screenshot 1
Spread the Sign ASL Dictionary screenshot 2
Spread the Sign ASL Dictionary screenshot 3
Spread the Sign ASL Dictionary screenshot 4
Spread the Sign ASL Dictionary screenshot 5

Access the world's largest sign language dictionary, featuring over 300,000 signs. New content is added annually, expanding the library of languages, words, and signs.

What We Love

  • 👍 Helpful for learning sign language
  • 📚 Large vocabulary and sign access
  • 🌐 Supports multiple sign languages
  • 💡 Useful for comparing sign languages
  • ✅ Reliable for cross-checking
  • 🗣️ Helps understand regional variations
  • 🌟 Quality videos
  • 👨‍🏫 Recommended by teachers
  • 👶 Useful for teaching babies
  • 🔄 Supports sentence construction
  • 🌍 Good for travelers
  • 💯 Comprehensive content (website)
  • 🆓 Free basic access (initially)

Room to Improve

  • 💸 Frequent paywalls and upgrade prompts
  • 🐛 App freezes and crashes often
  • 🚫 Many videos not playing/blank
  • ❌ Functionality issues after updates
  • 📉 Performance degradation over time
  • 🤔 Inconsistent sign variations
  • 🐌 Slow loading and performance
  • 🤷‍♂️ Unclear UI and navigation
  • 🔒 Paid version not always unlocking content
  • 🪲 Bugs in favorited lists
  • 🌐 Requires internet connection
  • 👎 Misleading free download
  • 🚫 Some languages missing
  • ⏳ Outdated design
  • ❌ Incorrect or inappropriate signs
  • 😵‍💫 Difficulty for beginners to follow videos
  • 💰 Paid for features that don't work
  • 🚫 Some features not available offline
ASL Kids - Sign Language#3

ASL Kids - Sign Language by New-impulse media

Learn beginner and baby signs
Worth Considering
📚 Education
3.2😐(191 ratings)
FreeIn-App Purchases
ASL Kids - Sign Language screenshot 1
ASL Kids - Sign Language screenshot 2
ASL Kids - Sign Language screenshot 3
ASL Kids - Sign Language screenshot 4
ASL Kids - Sign Language screenshot 5
ASL Kids - Sign Language screenshot 6

This app helps families learn American Sign Language (ASL) through videos of children signing. It includes beginner and baby signs, quiz games, and fingerspelling, with an option to purchase more signs.

What We Love

  • 👶 Kid-friendly and easy to navigate interface
  • 📚 Effective for learning ASL basics and alphabet
  • 🎥 Visual demonstration with real children signing
  • ⏱️ Quick learning curve - users master content fast
  • 💰 Affordable pricing for expansion pack
  • 🎯 Simple, focused design without distractions
  • 🔄 Replay feature allows multiple viewings

Room to Improve

  • 🐛 Videos frequently fail to play or freeze
  • 💸 Paid expansion pack frequently disappears after closing app
  • 🔊 Audio/sound issues or missing sound
  • 📱 Requires constant 'restore purchase' to access paid content
  • ⚠️ Some signs demonstrated inaccurately
  • 😞 Limited vocabulary and content (only ~108 base signs)
  • 🎮 Lacks facial expressions in signing demonstrations
  • ❌ Quiz feature non-functional - cannot submit answers
  • 🔌 Poor customer support and unresponsive developers
  • 🌈 Lack of diversity in featured children
  • 📺 No landscape mode support for tablets
  • 🔗 Video and audio cannot play simultaneously

More Sign Language Letters apps to explore

FAQ about Sign Language Letters

What are the best sign language letters apps & games for iPhone?
ASL:Sign Language Lessons App tops our sign language letters apps & games ranking as of October 2026, with a 2.5-star average from 27 App Store ratings, and it's free to download.
Yes — 18 of the top sign language letters apps & games we rank are free to download, including ASL:Sign Language Lessons App and Spread the Sign ASL Dictionary.
ASL:Sign Language Lessons App has no ads and offers in-app purchases, according to its App Store listing as of October 2026.
We track 233+ sign language letters apps & games on the iOS App Store as of October 2026, ranked by rating, recency, and analysis of real user reviews.