Comparison

Coco Keys vs Sight Keys

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

Head to head
About

Coco Keys

Features
Read full description

Learn piano by playing the songs you love. Step-by-step lessons, real teacher guidance, and a growing library of songs — all in one app. Coco Keys offers a calm, clear approach to learning piano. Simple tutorials. Thoughtful guidance. Songs you genuinely enjoy. Each lesson is concise and easy to follow, designed to fit naturally into your day. Learn at your own pace, build your skills step by step, and see your progress grow. Explore contemporary songs, film music, classical pieces, and timeless favorites. New songs are added regularly, so there is always something new to play. Learn at your own pace. Ask for help when you need it. Feel the music grow in your hands. No pressure. No rush. Just piano — made enjoyable. PLANS Keys — Free Start free with popular songs and real teacher tips. Keys+ — Monthly Subscription Play the songs you love — guided by a real teacher. SUBSCRIPTION Plan: 1 Subscription Length: Monthly (auto-renewable) Price: Displayed at time of purchase PAYMENTS AND RENEWAL • Payment will be charged to your Apple Account at confirmation of purchase. • Your account will be charged for renewal within 24 hours prior to the end of the current subscription period. • Subscriptions are managed by the user. Auto-renewal can be turned off in Account Settings after purchase. Privacy Policy: https://keys.cocoor.com/privacy-policy Terms of Use: https://keys.cocoor.com/terms-of-use

About

Sight Keys

This app helps piano players improve their music reading skills through interactive exercises, structured lessons, and playable songs. It offers customizable practice sessions to build note recognition, rhythm, and fluency for steady daily improvement.

Highlights
  • Customizable practice sessions
  • Step-by-step lessons
  • Playable songs and exercises
  • Note recognition and rhythm training
  • Progress tracking
  • Chord and key signature practice
Features
Read full description

Learn to read piano music faster with interactive practice, step-by-step lessons, and playable songs in Sight Keys. Sight Keys helps you build real sight-reading skills instead of just memorizing notes. Train note recognition, rhythm, key signatures, chords, and reading fluency with focused exercises designed for steady daily improvement. What you can do in Sight Keys: - Create custom sight-reading practice sessions - Adjust clef, note range, key signature, time signature, note duration, and difficulty - Work through structured lessons that teach reading step by step - Play songs and reading exercises inside the app - Practice chords and key signatures - Track your progress and keep a daily goal - Enjoy a clean piano interface built for quick, repeatable practice Built for consistent progress: - Great for short daily sessions - Beginner-friendly, but flexible enough to grow with you - Supports treble clef, bass clef, and broader reading practice - Designed for focused drills and musical play Premium is a one-time purchase and unlocks: - All lessons - All songs - Advanced practice options - Microphone input for premium note detection - Ad-free experience - Future premium content updates With premium microphone input, Sight Keys can listen for the notes you play on a real piano and use them in practice. Audio is processed in real time on your device. Sight Keys is a great fit for: - Beginner piano students - Returning players rebuilding reading skills - Teachers looking for a simple practice companion - Anyone who wants to get faster and more confident at reading notes on the staff Why Sight Keys: - Simple, focused practice flow - Flexible training options - Lessons, songs, and drills in one app - One-time premium unlock, no subscription required Whether you are learning your first notes or sharpening your reading speed, Sight Keys gives you practical tools to make sight reading part of your daily piano routine. Download Sight Keys and start reading with confidence.

Screenshots

Coco Keys3 screens
Sight Keys4 screens

Verdict

The call

The clearest difference is update cadence: Sight Keys at weekly against Coco Keys's every 3 weeks. On price, ads, in-app purchases 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. Coco Keys sells 2 in-app purchases, starting at $19.00 per month and Sight Keys sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.

UpkeepUpdate frequency

Coco Keys ships an update every 3 weeks, Sight Keys weekly. Both last shipped on November 5, 2026.

Scorecard1 real difference · 8 level
Coco Keys versus Sight Keys: the parameters behind the verdict, then further details
ParameterCoco KeysSight Keys
PriceFreeFree
Rating—5.0 (4 ratings) — better
Number of ratings—4 — better
Update frequencyEvery 3 weeksWeekly — better
AdsNoNo
In-app purchasesYesYes
Monetization—Free with in-app purchases
DevicesiPhone, iPad, iPodiPhone, iPad, iPod
Requires iOS15.0 — better15.1
Further details — not scored
Size114 MB94 MB
Age rating4+4+
DeveloperRichard FlemmingKarol Lange

In-app purchases

2 purchases

Coco Keys

Subscriptions2
  • Piano Made Simple$19.001 Month
  • Coco Keys+$19.991 Month
1 purchases

Sight Keys

One-time1
  • Sight Keys Premium$4.49

Questions

Is Coco Keys free?
Coco Keys is free to download, with in-app purchases available.
Is Sight Keys free?
Sight Keys is free to download, with in-app purchases available.
Do Coco Keys or Sight Keys have ads?
Neither Coco Keys nor Sight Keys shows ads.
Which is updated more often, Coco Keys or Sight Keys?
Coco Keys ships an update every 3 weeks, and Sight Keys weekly. Most recently, Coco Keys was updated on November 5, 2026 and Sight Keys on November 5, 2026.

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