Comparison

Notes Quiz (ノーツクイズ) vs Piano Partner 2

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

Head to head
About

Notes Quiz (ノーツクイズ)

This music training app helps beginners and intermediate players improve their sight-reading skills. It offers quizzes to match musical notes with instrument keys, enhancing musicality and performance. Practice various keys and challenge yourself with increasing difficulty levels.

Highlights
  • Note-to-key matching quizzes
  • Supports various musical keys
  • Adaptive difficulty levels
  • Hint system for assistance
  • Global high score competition
  • Expandable with in-app purchases
Features
Read full description

楽譜がすらすら読めるようになるトレーニングアプリです。 「五線譜に書かれている音符」と、「ピアノ、オルガン、キーボード楽器の鍵盤の位置」が合わせられない初心者〜中級者に向けた、音楽楽器演奏トレーニングゲームです。 気軽にこの音符のクイズ『Notes Quiz』で練習を積み重ねて以下の悩みを解決していきましょう。 *譜読みに手こずる *音感が悪い *初見で演奏が苦手 *ト音記号はまだいいが、ヘ音記号は特に苦手 *シャープやフラットが出てくるとわけが分からなくなる *C dur / a moll (ハ長調・イ短調)だけでなく、色々なキーでトレーニングしたい *ピアノやシンセサイザー楽器をうまくなりたい *音楽学校・大学の試験対策をしたい *毎日楽器の練習をする時間が作れない *楽譜に対する反射神経を鍛えたい *音感を鍛えたい *タブ譜しかよめないので五線譜読めるようになりたい 様々なキーで挑戦できたり、問題を解き続けていると、タイムリミットが短くなるので、上級者の方もお使いいただけるアプリです。 スコアを毎日 SNS やメールでメモしてみたり、GameCenter にログインしてハイスコアを全世界のユーザーと競ったりしてみて、トレーニングを楽しんでください。 プレイ回数に応じて、実施回数と達成スコアに応じて、自動的に出題範囲が広がる難易度調整が行われます。 ・シャープ・フラットが出現するようになる ・二本以上の加線部分の音階が増える ・出現する調が増加していく 難易度は保存されるので、難易度を落としたい・元に戻したい場合は、設定画面よりクリアすることができます。 -- ヒント機能 ・残り時間が半分になるとヒントが表示されます。 ・どの鍵盤がどの音がわかるように音階が表示されます。 -- 絶対音感の方へ ・設定画面から「Hint Sound on Start」を OFF にしてみてください。 ・問題出題時のヒント音を鳴らさなくすることができ、譜読みに集中できるようになります。 -- アプリ内で追加機能を購入して拡張機能をアンロックすると アルト、テナー(ハ音記号)用のトレーニングを行うことができるようになります。

About

Piano Partner 2

Enhance your Roland digital piano experience with interactive learning tools. Practice with intelligent accompaniment, develop skills through engaging games, and track your progress with recording and diary features. Control your piano remotely for easier operation.

Highlights
  • Interactive learning tools
  • Intelligent accompaniment
  • Skill-building games
  • Performance recording
  • Practice diary and stats
  • Remote piano control
Features
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Compatible Pianos: GP609、GP607、LX-17、LX-7、HP605、HP603A/HP603、HP601、RP501R、RP102、KIYOLA KF-10、DP603、F-140R、FP-90、FP-60、FP-30、FP-10、GO:PIANO(GO-61P)*、GP:PIANO88(GO-88P)、GO:PIANO with Alexa Built-in(GO-61P-A)*、 *Incompatible with iPad Pro 9.7 inch. Make sure your Roland digital piano is updated with the most current system program. The latest system program and setup instructions can be found at the support pages at www.roland.com. Introduction: The Piano Partner 2 app provides a friendly, interactive way to help you learn and enjoy music with your Roland digital piano. Songs and DigiScore Lite show the piano’s internal music collection on your device’s display, while Rhythm and Flash Card allow you to build skills with intelligent accompaniment and engaging music exercises. Piano Partner 2 also enables your iPad/iPhone to work as a remote controller for your Roland piano, offering an intuitive graphic interface for even easier operation. Recorder and Diary functions help you progress more quickly, allowing you to evaluate performances and keep track of your daily practice activities. The Diary logs stats about playing time, which keys you played, and more, and it’s even possible to share them with your family, friends, and teachers directly from the app. To use Piano Partner 2, connect your device and a compatible Roland piano wirelessly via Bluetooth®, or wired with a USB cable. -Songs—browse and select music from your Roland digital piano’s onboard song library -DigiScore Lite—display music notation for the onboard songs -Rhythm—develop your sense of rhythm with accompaniment that follows the chords you play -Flash Card game—fun challenges to develop ear-training and note-reading skills -Remote Controller—control Roland digital piano functions from your mobile device -Recorder—capture daily performances and listen back instantly -Diary—track your daily activities and share progress statistics on social media such as Twitter -Profiles—multiple users can track individual Diary data on one device Notes: - A connection with the compatible model is required to use this application except for the part of Flash Card. - The compatible model and an iPad or iPhone need Bluetooth connection or a wired connection by a USB cable. - When connecting an iPad or iPhone to the piano via a USB cable, a USB cable and Apple’s iPad Camera connection Kit or Lightning-USB Camera Adapter are required. - When using Piano Partner 2 with a compatible piano for the first time, an Internet connection for the tablet is required. - Songs and DigiScore Lite corresponds to only a built-in song of the piano. Log Retention Policies The Piano Partner 2 app collects information when it is used, including the device type and how the app is used (the functions used, date and time of use, etc.). We will never use this data for the purpose of collecting any personal information or identifying a specific person. We use the collected data for the following purposes only: • To improve the functionality of Piano Partner 2 and future related apps. • To create statistical analysis about how the app is used. When you download and use the Piano Partner 2 app, it is accepted that you agree with the above policies. If you do not accept these policies, we recommend that you do not use the app.

Screenshots

Notes Quiz (ノーツクイズ)2 screens
Piano Partner 24 screens

Verdict

The call

The clearest difference is in-app purchases: Piano Partner 2 at none against Notes Quiz (ノーツクイズ)'s 1. Piano Partner 2 also leads on ads (none vs shown) and ratings volume (230 vs 3). Notes Quiz (ノーツクイズ)'s advantage is update cadence (every 2 weeks vs every 3 months) and review sentiment (43% vs 19%). On price, rating 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. Notes Quiz (ノーツクイズ) sells 1 one-off in-app purchase. Piano Partner 2 asks for nothing beyond the download.

ReceptionRating · Positive reviews · Number of ratings

Notes Quiz (ノーツクイズ) holds the better App Store score, 2.3 against 2.2. That said, the two scores are not equally well evidenced: Piano Partner 2 has 230 ratings behind it against 3, so its average is the more settled of the two. Written reviews point the same way: 43% of Notes Quiz (ノーツクイズ)'s written reviews are positive against 19% of Piano Partner 2's.

UpkeepUpdate frequency

Notes Quiz (ノーツクイズ) ships an update every 2 weeks, Piano Partner 2 every 3 months. The most recent releases landed on November 1, 2026 and November 3, 2026 respectively.

Scorecard7 real differences · 3 level
Notes Quiz (ノーツクイズ) versus Piano Partner 2: the parameters behind the verdict, then further details
ParameterNotes Quiz (ノーツクイズ)Piano Partner 2
PriceFreeFree
Rating2.3 (3 ratings) — better2.2 (230 ratings)
Positive reviews42.9% of reviews — better18.8% of reviews
Number of ratings3230 — better
Update frequencyEvery 2 weeks — betterEvery 3 months
AdsYesNo — better
In-app purchasesYesNo — better
MonetizationFree with in-app purchasesFree — better
DevicesiPhone, iPadiPhone, iPad, iPod — better
Requires iOS17.69.2 — better
Further details — not scored
Size15 MB25 MB
Age rating4+4+
Developerfeb19Roland Corporation

Customer experience

Notes Quiz (ノーツクイズ)

All ratings3 ratings
Positive33.3%
Neutral0.0%
Negative66.7%
Written reviews21 reviews
Positive42.9%
Neutral33.3%
Negative23.8%

Piano Partner 2

All ratings230 ratings
Positive22.2%
Neutral10.9%
Negative67.0%
Written reviews298 reviews
Positive18.8%
Neutral14.1%
Negative67.1%

Bugs and requests

Notes Quiz (ノーツクイズ)

Not enough reviews yet to summarise bugs or requests.

Piano Partner 2

Reported bugs

4 issues
  • App crashes when accessing Diary feature
  • Inability to connect to piano via Bluetooth
  • Recorded audio playback issues
  • Metronome settings reset when switching apps

Requested features

5 requests
  • Add ability to save/export recorded audio
  • Improve metronome functionality and settings retention
  • Optimize app for modern device screens
  • Expand song/rhythm library beyond classical music
  • Improve reliability and reduce bugs

In-app purchases

1 purchases

Notes Quiz (ノーツクイズ)

One-time1
  • 拡張機能を追加:特殊な音部記号を追加$0.99
None

Piano Partner 2

No in-app purchases

Questions

Is Notes Quiz (ノーツクイズ) free?
Notes Quiz (ノーツクイズ) is free to download, with in-app purchases available.
Is Piano Partner 2 free?
Piano Partner 2 is free to download, with no in-app purchases.
Which has better reviews, Notes Quiz (ノーツクイズ) or Piano Partner 2?
Notes Quiz (ノーツクイズ) is rated higher. Notes Quiz (ノーツクイズ) averages 2.3 out of 5 from 3 ratings, while Piano Partner 2 averages 2.2 from 230 ratings.
Do Notes Quiz (ノーツクイズ) or Piano Partner 2 have ads?
Notes Quiz (ノーツクイズ) shows ads; Piano Partner 2 does not.
Which is updated more often, Notes Quiz (ノーツクイズ) or Piano Partner 2?
Notes Quiz (ノーツクイズ) ships an update every 2 weeks, and Piano Partner 2 every 3 months. Most recently, Notes Quiz (ノーツクイズ) was updated on November 1, 2026 and Piano Partner 2 on November 3, 2026.

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