PiaBookPlayer vs Infor
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
PiaBookPlayer
This app displays musical scores from built-in lesson songs and practice pieces on Kawai digital pianos. It allows users to view scores, listen to playback through the instrument, and utilize features like phrase repetition and hands-free page turning via pedals.
- View musical scores
- Listen to built-in songs
- Digital score viewer
- Repeat phrase function
- Hands-free page turning
- Bluetooth MIDI connectivity
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"PiaBookPlayer" is a musical score display app for Kawai digital pianos. It allows you to view the notated scores of the many lesson songs and practise pieces built into the digital piano, and listen to them playing back through the instrument. [*] *^ Music playback requires the digital piano be connected to an iPhone/iPad. ・View various lesson song scores Access high quality music scores for the wide variety of lesson songs/practise pieces built into Kawai's digital pianos. ・Listen to built-in songs easily Select the lesson song/practise piece you wish to listen to using the familiar music player app interface. ・Digital musical score viewer Transform your iPad or iPhone into a digital musical score viewer, allowing immediate access to hundreds of professionally created scores. ・Repeat phrase function feature Tap a bar on the score to specify the play position or playing range. Once the start and stop points are set, the passage will repeat continuously until stopped. ・Hands-free page turning using pedals Turn pages of the musical score using the sostenuto or soft pedals, allowing players to concentrate on their performance. ・Bluetooth MIDI connectivity PiaBookPlayer takes advantage of the wireless Bluetooth MIDI feature built into many Kawai digital pianos, allowing players to enjoy listening to classical pieces and viewing their musical scores from the comfort of an armchair. ■ Included lesson songs/practise pieces Beyer 106 (Vorschule im Klavierspiel, Opus 101) Burgmüller 25 (25 Etudes Faciles, Opus 100) Czerny 100 (Hundert Übungsstücke, Opus 139) Czerny 30 (Etudes de Mécanisme, Opus 849) Sonatinen Album 1 J.S. Bach: Inventionen Chopin Walzer (Chopin waltzes series) Chopin Etudes (Opus 10) ■ Compatible models Please check our website. www.kawai-global.com/piabookplayer
Infor
This platform offers structured music lessons taught by student-teachers, covering various instruments and music theory. It features an in-app video player and community forums for interactive learning and support.
- Student-led music instruction
- Instrument-specific courses
- Music reading and theory
- Progress tracking
- In-app video player
- Community forums
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Informusic is a modern, student-led platform dedicated to teaching aspiring musicians about various musical instruments and developing a rich understanding of reading and understanding music. Built by similarly dedicated musicians, Informusic connects learners with knowledgeable student-teachers who curate courses based off of their instrument through approachable, structured lessons. Users can track their progress through their courses in real time, witnessing their improvements and advancement as they continue through their lessons. Each lesson is paired with resources written by the teacher to reinforce the key concepts, terminology, and techniques, enabling students to absorb information from various sources. To support interactive learning and diverse learning styles, Informusic features its very own video playing system, allowing users to watch performance clips, demonstrations, and lessons directly within the app without any external distractions. Since learning is heavily collaborative, Informusic provides a dedicated forums to encourage users to interact with the Informusic community. Users can ask questions, help their fellow Informusicians, and engage with both instructors and community members. By managing user content in the forums, the Informusic forums page encourages the creation of a supportive community where knowledge is exchanged and shared among the users of Informusic.
Screenshots
Verdict
The clearest difference is rating: Infor at 5.0 against PiaBookPlayer's 3.8. PiaBookPlayer's advantage is ratings volume (5 vs 1) and iOS requirement (12.0 vs 15.1). On price, update cadence, ads and in-app purchases 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
Both are free to download. Neither carries in-app purchases, so what you see is what you pay.
Infor holds the better App Store score, 5.0 against 3.8. That said, the two scores are not equally well evidenced: PiaBookPlayer has 5 ratings behind it against 1, so its average is the more settled of the two.
PiaBookPlayer ships an update every 5 months, Infor every 9 months. The most recent releases landed on September 23, 2026 and September 15, 2026 respectively.
| Parameter | PiaBookPlayer | Infor |
|---|---|---|
| Price | Free | Free |
| Rating | 3.8 (5 ratings) | 5.0 (1 ratings) — better |
| Positive reviews | 21.1% of reviews | — |
| Number of ratings | 5 — better | 1 |
| Update frequency | Every 5 months — better | Every 9 months |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free | Free |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Requires iOS | 12.0 — better | 15.1 |
| Further details — not scored | ||
| Size | 197 MB | 39 MB |
| Age rating | 4+ | 4+ |
| Developer | Kawai Musical Instruments Manufacturing Co., Ltd. | Jayabindu Singh |
Customer experience
PiaBookPlayer
Infor
In-app purchases
PiaBookPlayer
No in-app purchases
Infor
No in-app purchases









