Comparison

flowkey vs Icon Builder

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

Head to head
About

flowkey

Learn to play piano with interactive lessons and a vast library of songs. Get instant feedback on your playing, practice specific sections, and learn at your own pace. Suitable for beginners and experienced players alike.

Highlights
  • Interactive piano lessons
  • Thousands of songs across genres
  • Practice tools (Loop, Select a Hand, Wait Mode)
  • Instant feedback on playing
  • Video tutorials
  • Full sheet music view
  • Works with acoustic pianos and keyboards
Features
Read full description

flowkey makes it fun and easy to play your favorite songs on piano – whether you’re a complete beginner or an experienced player. All songs and courses are created by professional pianists, with interactive lessons, practice tools, and instant feedback to help you learn piano the way that works for you. Choose from thousands of beautifully-arranged piano pieces covering all genres, including: Classical, Pop, Film & TV and more. With songs available in four difficulty levels, you’ll always find new pieces to play. If you’re a beginner, learn piano step by step – with courses on how to read sheet music, navigate the keyboard, and play songs with both hands. flowkey’s beginner piano lessons are easy to follow and are a great way to learn piano fundamentals. Experienced piano players can sharpen their skills with in-depth tutorials covering scales, chords and improvisation. All you need to learn piano and play your favorite songs is the flowkey app, your device (phone, tablet or laptop), and an instrument. flowkey works with acoustic pianos, digital pianos, and keyboards. ALL YOU NEED TO LEARN PIANO & KEYBOARD flowkey’s interactive learning features make piano practice easy – and give you instant feedback on your playing. Loop: Choose specific sections to practice, and replay until you’ve perfected them. Select a Hand: Practice the right and left hand notes separately. Wait Mode: Follows as you play and waits for you to hit the right notes and chords. Works with your device’s microphone – or through Bluetooth/MIDI on digital pianos and keyboards. Video: Watch a professional piano player perform the song, see the next notes highlighted on the keyboard, and see how to place your fingers. Just Play: Perform the whole piece and Just Play keeps up with the score – even if you miss a few notes. Full Sheet Music View: If you’re using a tablet, turn it to portrait mode and practice reading traditional sheet music. TRY FLOWKEY FOR FREE Subscribe to the Yearly plan and the first 7 days are free – so you can explore the full piano song library, discover all courses and lessons, and learn how to use flowkey’s practice tools to master your favorite songs faster. Not ready to subscribe? A limited selection of beginner piano lessons and classical songs is available to learn for free. CHOOSE THE SUBSCRIPTION THAT SUITS YOU flowkey Premium - Includes all learning tools and courses - Access to the whole song library – including Classical, Pop, Rock, Film & TV and more. - Use flowkey on multiple devices flowkey Classic - Includes all learning tools and courses - Access to all classical and non-copyrighted songs - Use flowkey on multiple devices flowkey Family - Includes all learning tools and courses - Separate Premium accounts for up to 5 people on multiple devices - Access to the whole song library of digital sheet music BILLING OPTIONS Monthly: Stay flexible with monthly billing. Cancel anytime. Yearly: Save by subscribing to flowkey for 12 months. Includes a 7-day trial, which can be cancelled up to 24 hours before billing starts. Subscriptions renew automatically unless cancelled at least 24 hours before the end of the current subscription period. PEOPLE LOVE FLOWKEY With over 15 million people learning with flowkey worldwide, and 213,000+ 5-star reviews from happy pianists, keyboard players and piano teachers, we know flowkey’s fun approach to learning works. Ready to try it for yourself? WE’RE HERE TO HELP If you have any questions or feedback, you can reach us via email: support@flowkey.com Or directly in the app by tapping: Settings -> Support & Feedback. FLOWKEY FOR TEACHERS If you’re a piano teacher or music tutor who’d like to use flowkey in lessons, or to support your students’ at-home practice, get in touch with the ‘flowkey for Teachers’ team at: partner@flowkey.com Terms of Service: https://www.flowkey.com/en/terms-of-service Privacy Policy: https://www.flowkey.com/en/privacy-policy

About

Icon Builder

Features
Read full description

This app is designed to teach students the traditional art of drawing and painting Byzantine icons through a structured series of high-quality video tutorials. Learners can access step-by-step guidance, printable worksheets, and carefully crafted model references to support their artistic development. Key Features: Video Lessons: Comprehensive tutorials covering both drawing and painting techniques. Worksheets & Models: Downloadable resources to help practice and refine skills. 3D Icon Models: View and interact with icons in 3D for better understanding of form and detail. Community Chat: Connect with fellow students to share your progress, receive feedback, and exchange ideas. The app includes auto-renewable subscription options for continued access to premium content and features. Terms of Use: This app uses Apple’s Standard License Agreement. You can view it here: https://www.apple.com/legal/internet-services/itunes/dev/stdeula/

Screenshots

flowkey4 screens
Icon Builder4 screens

Verdict

The call

The clearest difference is update cadence: flowkey at weekly against Icon Builder's every 3 weeks. flowkey also leads on chart position (#74 vs unranked). 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. flowkey sells 9 in-app purchases, starting at $19.99 per month and Icon Builder sells 2 in-app purchases, starting at $14.99 per month. Whichever you choose, the download price is not the number that matters.

UpkeepUpdate frequency

flowkey ships an update weekly, Icon Builder every 3 weeks. The most recent releases landed on November 12, 2026 and November 8, 2026 respectively.

Scorecard2 real differences · 9 level
flowkey versus Icon Builder: the parameters behind the verdict, then further details
ParameterflowkeyIcon Builder
PriceFreeFree
Rating4.7 (66K ratings) — better—
Positive reviews56.9% of reviews—
Number of ratings66K — better—
Update frequencyWeekly — betterEvery 3 weeks
AdsNoNo
In-app purchasesYesYes
MonetizationFreemium—
Best chart rank#74 — better—
DevicesiPhone, iPad, iPodiPhone, iPad, iPod
Requires iOS15.615.6
Further details — not scored
Size110 MB54 MB
Age rating4+4+
Developerflowkey GmbHIcon Builder

Bugs and requests

flowkey

Reported bugs

3 issues
  • Microphone not consistently detecting notes
  • Scrolling and navigation issues
  • Subscription issues (auto-renewal, unexpected charges)

Requested features

5 requests
  • Option to print sheet music
  • Metronome feature
  • More advanced song selection
  • Ability to save and revisit favorite songs
  • More structured learning progression

Icon Builder

Not enough reviews yet to summarise bugs or requests.

In-app purchases

9 purchases

flowkey

Subscriptions9
  • flowkey Classic$19.991 Month
  • flowkey Premium$24.991 Month
  • flowkey Premium$29.991 Month
Show 6 more
  • flowkey Classic$38.993 Months
  • flowkey Classic7 Days trial2 variants$119.991 Year
  • flowkey Classic$119.991 Year
  • flowkey Premium7 Days trial$139.991 Year
  • flowkey Premium7 Days trial$149.991 Year
  • flowkey Premium7 Days trial$179.991 Year
2 purchases

Icon Builder

Subscriptions2
  • Monthly Subscription$14.991 Month
  • Semi Yearly Plan$75.006 Months

Questions

Is flowkey free?
flowkey is free to download, with in-app purchases available.
Is Icon Builder free?
Icon Builder is free to download, with in-app purchases available.
Do flowkey or Icon Builder have ads?
Neither flowkey nor Icon Builder shows ads.
Which is updated more often, flowkey or Icon Builder?
flowkey ships an update weekly, and Icon Builder every 3 weeks. Most recently, flowkey was updated on November 12, 2026 and Icon Builder on November 8, 2026.

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