Keyboard instrumentSS IA vs Celesta Sim
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Keyboard instrumentSS IA
This app offers a virtual keyboard experience with 26 different instruments, including a free piano. Record your playing, vocals, or voice memos and share them via email. It also allows you to play along with music from other apps.
- 26 virtual instruments
- Free piano included
- Recording function
- Email audio sharing
- Play along with other music apps
- iTunes file sharing support
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A keyboard instrument is a musical instrument that is played using a keyboard. "Keyboard instrumentSS IA" includes 26 instruments such as piano and clavinet in one package. PianoSS is available for free and the other musical instruments can be purchased by using the Purchase button whenever you want. Note: please find the details about each music instrument on our website. http://hdoapp.sakura.ne.jp/keyboardssia_en.html Added the recording function! It picks the surrounding sounds as well, and you can use it in many different ways such as recording your vocals or creating a voice memo. You can also send the recorded data via email. Note that the maximum attachment size of an email depends on the iOS device you are using. Please contact your cell phone service provider for further information. * A 10 seconds recording is around 450 kB. - Support iTunes file sharing(http://support.apple.com/kb/HT4094?viewlocale=en_US) Added the play with other music app button on the right side of the record button (however, this disables the recording). For example, you can play along with your favorite songs on Music app. Now you can select the audio file format when recording. If you want to send a file via email, record at "22kHz / 8 bit" to reduce the file size. - Users who have a problem with the musical instrument app that doesn't make any sound. (http://support.apple.com/kb/HT5137?viewlocale=en_US) - Rotate Keyboard Button - Octave Up and Down Button - Display scale on keyboard - Support orientation - Record button / Play button / Stop button / Send the sound data via Email button - Support iTunes file sharing - Play with other music app button - Shows ads - Set Contents - PianoSS(Free) Range: C1 - C8, approximately 7 octaves (85 tones) - ElectricPianoSS(Paid) Range: C1 - G7, approximately 7 octaves (80 tones) - ClavinetSS(Paid) Range: C1 - E6, approximately 6 octaves (65 tones) - PipeOrganSS(Paid) Range: C2 - C7, approximately 5 octaves (61 tones) - BandoneonSS(Paid) Range: E2 - C#6, approximately 4 octaves (46 tones) - AccordionSS(Paid) 32-key 32-bass - CarillonSS(Paid) Range: C3 - G5, approximately 3 octaves (31 tones) - iPad Range: C2 - G5, approximately 2 octaves (20 tones) - iPhone, iPod Touch - ClavichordSS(Paid) Range: F1 - F6, approximately 5 octaves (61 tones) - HarpsichordSS(Paid) Range: F1 - F6, approximately 5 octaves (61 tones) - CelestaSS(Paid) Range: A1 - G6#, approximately 5 octaves (60 tones) - ToyPianoSS(Paid) Range: C4 - F5, approximately 2 octaves (18 tones) - MelodicaSS(Paid) Range: B3 - F#6, approximately 3 octaves (32 tones) - SpinetSS(Paid) Range: B2 - E6, approximately 4 octaves (54 tones) - JazzOrganSS(Paid) Range: C2 - C7, approximately 5 octaves (61 tones) - GospelOrganSS(Paid) Range: C2 - C7, approximately 5 octaves (61 tones) - FullHouseOrganSS(Paid) Range: C3 - C7, approximately 4 octaves (49 tones) - MellotronSS(Paid) Range: A1 - C7, approximately 5 octaves (64 tones) - VintageOrganSS(Paid) Range: F2 - F6, approximately 4 octaves (49 tones) - GTDrawbarsSS(Paid) Range: F2 - F6, approximately 4 octaves (49 tones) - GTVeloTonicSS(Paid) Range: F2 - F6, approximately 4 octaves (49 tones) - PhoenixStandardSS(Paid) Range: F2 - F6, approximately 4 octaves (49 tones) - JazzPianoSS(Paid) Range: C1 - C8, approximately 7 octaves (85 tones) - OrganSS(Paid) Range: C1 - C8, approximately 7 octaves (85 tones) - AnotherOrganSS(Paid) Range: C1 - C8, approximately 7 octaves (85 tones) - ThereminSS(Paid) Range: C2 - C5, 3 octaves (37 tones) - iPad Range: C3 - C5, 2 octaves (25 tones) - iPhone, iPod Touch - HarpSS(Paid) Range: C3 - G5, approximately 4 octaves (44 tones)
Celesta Sim
This app brings the enchanting, bell-like tones of the celesta to your fingertips. Explore authentic sounds, multiple play modes, and built-in effects to create and share your music.
- Authentic celesta sound samples
- Multiple sound and play modes
- Real-time reverb and chorus effects
- Sensitive touch dynamics
- Microtonal tuning
- Built-in audio recorder
- Customizable keyboard layout
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Discover the enchanting sound of the celesta with Celesta Sim Whether you're a professional musician, composer, student, or simply curious about new instruments, Celesta Sim brings the magical, bell-like tones of the celesta to your fingertips. With authentic samples, intuitive controls, and expressive features, this app delivers a beautiful and inspiring musical experience—anytime, anywhere. Play a Rare and Magical Instrument The celesta is a unique keyboard instrument that sounds like a cross between a glockenspiel and a piano-soft, shimmering, and dreamlike. Play It Your Way – Choose Between Sound Modes Tailor your playing experience with three expressive sound modes: Multi Note Mode – Play freely with rich polyphony for layered melodies and harmonies. Single Note Mode – One note at a time, great for solo lines or precision performance. No Hold Mode – Notes stop immediately when released, giving a staccato or music-box-like effect. Enhance Your Sound with Built-In Effects Add emotion and space to your performance using real-time effects: Reverb – Create depth and atmosphere with adjustable echo. Chorus – Add shimmer and harmonic richness. Sensitive Touch Mode – Press lower on each key for louder, more expressive tones—works independently per key for ultra-realistic dynamics. Customizable Keyboard Experience Make the interface work for you with flexible visual options: Note Labeling Options – Choose between Do Re Mi or C1 D1 E1... notation to suit your preference. Adjustable Key Width – Access the full 88-key range of a celesta comfortably, even on small screens. Advanced Musical Controls for Creative Exploration Microtonal Tuning – Dive into world music by adjusting individual note pitches for maqams, ragas, and alternative scales. Transpose Function – Instantly shift the entire keyboard up or down to match other instruments or vocal ranges. Capture and Share Your Music Keep track of your creativity and share it with the world: Built-In Audio Recorder – Save your performances directly in the app. Easy Sharing – Send recordings through messaging apps or share on social media. Screenshot Tool – Capture visuals of your keyboard and share instantly. Perfect for Practice, Performance, and Composition Whether you're studying music, composing for film or games, or just relaxing with ethereal melodies, Celesta Sim offers a magical and professional music-making experience. Why You’ll Love Celesta Sim Authentic celesta sounds crafted from real instrument samples Three tone styles and three play modes for total control Real-time effects and dynamic key sensitivity Microtonal tuning and transpose for global musical compatibility Built-in recording and sharing tools Fully customizable layout with note label options Clean, intuitive interface for all skill levels Download Celesta Sim today and let your creativity shine through the delicate, sparkling tones of this magical instrument!
Screenshots
Verdict
The clearest difference is ads: Keyboard instrumentSS IA at none against Celesta Sim's shown. Keyboard instrumentSS IA also leads on update cadence (monthly vs every 4 months) and iOS requirement (9.0 vs 12.0). On price, in-app purchases, monetization model 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
Both are free to download. Keyboard instrumentSS IA sells 15 one-off in-app purchases and Celesta Sim sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.
Keyboard instrumentSS IA ships an update monthly, Celesta Sim every 4 months. The most recent releases landed on October 10, 2026 and October 8, 2026 respectively.
| Parameter | Keyboard instrumentSS IA | Celesta Sim |
|---|---|---|
| Price | Free | Free |
| Rating | — | 5.0 (2 ratings) — better |
| Positive reviews | 33.3% of reviews | — |
| Number of ratings | — | 2 — better |
| Update frequency | Monthly — better | Every 4 months |
| Ads | No — better | Yes |
| In-app purchases | Yes | Yes |
| Monetization | Free with in-app purchases | Free with in-app purchases |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Requires iOS | 9.0 — better | 12.0 |
| Further details — not scored | ||
| Size | 268 MB | 119 MB |
| Age rating | 4+ | 4+ |
| Developer | YUJI HASEBE | Alper Kahriman |
Customer experience
Keyboard instrumentSS IA
Celesta Sim
In-app purchases
Keyboard instrumentSS IA
- ElectricPianoSS$0.99
- ClavinetSS$0.99
- PipeOrganSS$0.99
Show 12 moreShow fewer
- ClavichordSS$0.99
- HarpsichordSS$0.99
- CelestaSS$0.99
- ToyPianoSS$0.99
- MelodicaSS$0.99
- OrganSS$0.99
- BandoneonSS$1.99
- AccordionSS$1.99
- JazzOrganSS$1.99
- HarpSS$1.99
- CarillonSS$2.99
- ThereminSS$2.99
Celesta Sim
- Get Premium$9.99
Questions
Is Keyboard instrumentSS IA free?
Is Celesta Sim free?
Do Keyboard instrumentSS IA or Celesta Sim have ads?
Which is updated more often, Keyboard instrumentSS IA or Celesta Sim?
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