# chaotic piano - Pocket Grand — put the piano in your pocket. > Virtual 88-key piano simulator for playing, learning, and composing music. (iPhone/iPad app by Fumitake Iwaya.) - Source: https://appshunter.io/ios/app/chaotic-piano-pocket-grand/id1534288073 (this page in markdown: same URL + `.md`) - Developer: [Fumitake Iwaya](https://appshunter.io/developer/1488063832) - Category: Music, Entertainment - Price: Free - Rating: 4.30/5 from 3 App Store ratings · 1 written reviews indexed - Age rating: 4+ - Requires: iOS 11.0 · 177 MB - Languages: English - Released: 2020-10-11 - Data updated: 2026-06-10 - Monetization: free - User reviews in markdown: https://appshunter.io/ios/app/chaotic-piano-pocket-grand/id1534288073/reviews.md ## What is chaotic piano? Play, learn, compose, enjoy! "chaotic piano" is designed for smartphones and tablets. Free virtual smart piano simulator app! This piano app is more than just a toy piano. Carry this magic keyboard in pocket. Enjoy the best music life anywhere, anytime! == Realistic piano sounds sampled in real life The Fine Sound of Grand Piano Normalized and mastered, no need to worry about volume! == Ultra-low latency HCA, a voice codec developed by CRI, provides ultra-low latency and low load while achieving high sound quality! In addition, since this piano app gives priority to the new notes played than the notes played earlier, the low notes played before will not drown out the high notes played afterwards. == Full 88 keys keyboard. Realistic full 88 keys keyboard Support Glissando Multi-touch support, 5 or 10 fingers can play at the same time! Velocity support (touch position detection)! Even devices without pressure-sensitive touch can do it! == Multi-lingual display of multiple languages English Chinese Japanese == Supports both portrait and landscape orientation There is no other piano app allows you to play in portrait orientation. This app can play in any orientation even if you reverse your screen. == Dual Low (2-stage keyboard) Adjusts the width of the keyboard, octave position, etc. for each of the keyboards, and settings saved automatically! You can focus on your music by recalling the last displayed range when you start the app, saving you the hassle of setting every time! == Duet function The piano duet function can be achieved by another keyboard at the opposite side! High quality instrument for multi-players suitable for family, friends, and kids! == Recording function and recording data management function You can also synchronize your data with local storage and online cloud storage, and share your data with SMS and other social networking services. The sharing function depends on the social networking app (Facebook, TikTok, Instagram, WhatsApp, Twitter and etc.) installed in the device. == High-definition effects built in The pitch shifter slider and vibrato slider allow you to change the tone at will! This allows you to create a wide variety of virtual sounds, although the only built-in tone is the piano. Grand pianos, bright pianos, music boxes, pipe organs, harpsichords, electric pianos, synthesizers, electric guitars, acoustic guitars, xylophones, iron kotos, saxophones, percussion drums, flutes, and more... you name it... Just enjoy letting your imagination run wild with these virtual sounds! You can play all genres of music: classical, pop, jazz, blues, rock, trad, movie music, love songs, children's songs, animated songs (ani-songs), Disney classics, and more. == Purpose of this application Piano practice and performance Perfect pitch training without musical notation Checking pitch when practicing a song Compose, as a memo and achieve of composition ideas, melodies creation Improve listening, memorization and concentration skills Learn the sense of rhythm by tapping game Whether you're a beginner piano player or a professional pianist, you're in for a great solution! == Premium Edition Features Remove the ads Add another high quality pitch shifter Add high-precision tap tempo button. Add screen rotation lock button. Add all-silver and all-gold keys == Notes. Old devices may be slow in loading voice data at startup. Depending on your device's SoC and its performance, there may be noise or shortened data in the recorded data. It does not support connection with MIDI devices. Auto-save may not work if the app does not exit successfully. GarageBand cooperation is not considered. If there are more recordings, it may take longer to load the list. Powered by "CRIWARE".CRIWARE is a trademark of CRI Middleware Co., Ltd. ## Key features - Realistic 88-key virtual piano - Ultra-low latency audio - Multi-touch and velocity support - Duet function for two players - Recording and cloud sync - Pitch shifter and vibrato effects - Multiple sound presets ## Recent user reviews (1 of 1) All indexed reviews: https://appshunter.io/ios/app/chaotic-piano-pocket-grand/id1534288073/reviews.md ### 3/5 — No bend *2022-01-06, version 1.0.9* After the first use of the bend control, it doesn’t bend , it lowers the tone by a fifth. This is nuts. App needs a user guide badly. The youtube video is no help. ## Frequently asked questions about chaotic piano ### Does chaotic piano have ads? The provided data does not specify if chaotic piano contains advertisements. Further investigation into the app's settings or user reviews would be needed to confirm the presence of ads. ### What devices can I use chaotic piano on? chaotic piano is available for iPhone, iPad, and iPod devices. It is designed for smartphones and tablets. ### How often is chaotic piano updated? The latest version of chaotic piano was released on November 9, 2020. The app was initially released on October 11, 2020. ### What is the age rating for chaotic piano? chaotic piano has an age rating of 4+. This indicates it is suitable for children aged 4 and above. ### Can I play chaotic piano offline? The description mentions that the app is designed for smartphones and tablets and allows for playing anywhere, anytime. However, specific details about offline functionality for all features, such as cloud sync, are not explicitly stated. ### What makes chaotic piano's sound realistic? chaotic piano uses realistic piano sounds sampled in real life, which are normalized and mastered for consistent volume. It also utilizes CRI's HCA voice codec for ultra-low latency and high sound quality. ### Can I play duets on chaotic piano? Yes, chaotic piano features a duet function that allows for playing with another keyboard on the opposite side of the screen. This makes it suitable for multi-player use with family and friends. ### How does chaotic piano handle note priority? chaotic piano prioritizes newly played notes over previously played ones. This ensures that lower notes do not get drowned out by higher notes played afterward, improving the clarity of the music. ## Version history (last 1 release) ### 1.0.9 — 2020-11-09 1.0.9 2020-11-09 SDK Optimization A minor bug has been fixed. ## Apps similar to chaotic piano | App | Rating | Price | Category | | --- | --- | --- | --- | | [Annoydio jr](https://appshunter.io/ios/app/annoydio-jr/id813732362) | 5.0 (1) | $0.49 | Music | | [Grand Piano AUv3](https://appshunter.io/ios/app/grand-piano-auv3/id1528998927) | 4.6 (9) | Free | Music | | [Piano++](https://appshunter.io/ios/app/piano-plus-plus/id418073051) | 4.5 (4) | Free | Music | | [Piano:Best Piano](https://appshunter.io/ios/app/pianobest-piano/id1440255384) | 2.7 (3) | Free | Music | | [A Hot Pink Piano - Play Music](https://appshunter.io/ios/app/a-hot-pink-piano-play-music/id717779308) | 3.4 (5) | Free | Music | | [A Red Hot Piano - Play Music](https://appshunter.io/ios/app/a-red-hot-piano-play-music/id997098482) | — | Free | Music | --- *Data collected daily from the US App Store and indexed by [AppsHunter](https://appshunter.io/). User reviews are verbatim App Store reviews. Ratings, prices and chart positions refresh continuously; this snapshot is from 2026-06-10.*