Comparison

ANYTIME AK vs DiskPiano

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

Head to head
About

ANYTIME AK

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ANYTIME AK-02 app is a companion app for Kawai "ANYTIME AK-02" silent piano. Connect to the AK-02 Sound Box via Bluetooth and operate wirelessly. With simple operation of app, you can adjust tone, reverb and other sound preferences, metronome tempo, rhythm and so on. Performance data recorded on the AK-02 Sound Box can be saved to an iOS device and sent to other users via e-mail, or new performance data can be received and played back on your own AK-02 Sound Box. File sharing allows performance data to be shared with other applications. iTunes file sharing is also supported, so performance data can be managed in iTunes. Features - Sound control : Tone, Reverb, Effect (Chorus, Rotary, Delay), 4 band equalizer, Transpose, User preset - Metronome : Beat, Tempo, Volume - Performance Data : Recording, Playback, Transmission, Sharing - Demo songs - Piano settings : Piano type, keyboard (Touch control, Individual key volume, Black key volume, Key Sensing Range, Note repeat limit), Pedal (Pedal switch point, Damper pedal mode, Damper pedal noise level, soft pedal effect level), Resonance (Damper resonance, String resonance), Tuning, Tuning curve - Sound box settings : Energy saving (Panel LED, Auto power off), Calibration, Backup/Restore, Factory reset

About

DiskPiano

Transform your Disklavier, PianoDisc, or QRS piano into a self-playing instrument. Access a vast library of over 10,000 hours of piano music, updated daily, with smart discovery and performance controls. Connect easily via USB or Bluetooth.

Highlights
  • Transforms acoustic pianos into self-playing instruments
  • Vast library of 10,000+ hours of piano music
  • Daily updates with new arrangements
  • Smart discovery by artist, song, or genre
  • Adjust tempo, transpose, pause, and skip songs
  • USB and Bluetooth MIDI connectivity
  • Compatible with Yamaha, PianoDisc, QRS, and Steinway pianos
Features
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DiskPiano: The Ultimate App for Self-Playing Pianos — Experience your piano come alive DiskPiano transforms your Yamaha Disklavier, PianoDisc, or QRS Piano into a living concert instrument that performs thousands of songs, from timeless classics to today’s biggest hits. — 10,000+ Hours of Piano Music - Updated Daily Access a vast, ever-growing library of piano performances. Enjoy a wide range of piano music, from movie-inspired themes and modern hits to romantic melodies, jazz, and classical-style pieces. New original arrangements and performances are added daily by our team of professional pianists and in-house producers. — Smart Discovery Browse by artist, song, or genre, or explore curated stations such as New Releases, TV & Movies, Anime & Asian Vibes, Kids & Family, Candlelight Romance, Christmas, Halloween, and more. — Smart Performance Control Pause, skip, change tempo, or transpose any song, while everything stays synchronized with your real piano’s performance. — Easy Connection: USB or Bluetooth Choose your preferred setup: - USB-MIDI (recommended) for best stability and instant response. Works with any USB-Type-C MIDI interface (around $25 on Amazon). - Bluetooth-MIDI for quick wireless control, compatible with Yamaha MD-BT01 and CME WIDI Master adapters. USB offers the most reliable performance for long sessions, while Bluetooth is perfect for fast, cable-free use. — Compatible Pianos and Keyboards Yamaha • Disklavier Mark II / III / IV • Disklavier e3 Series • DKC-800 / DKC-850 (controllers) • Disklavier ENSPIRE (latest generation) PianoDisc • Prodigy (Bluetooth MIDI and audio) • iQ (analog input) • CD-only models (via AirPlay or Bluetooth) • PDS128+ / PDS228 modules QRS • Pianomation II • PNOmation III (Wi-Fi enabled) Steinway & Sons • Spirio • Spirio | r (record-capable) Also works with digital pianos like: • Roland FP / RD / LX / HP Series • Kawai CN / CA / ES Series • Casio Privia Series • Nord, Korg, Kurzweil MIDI-capable keyboards Bring your piano to life, instantly. With DiskPiano, your instrument becomes a limitless music library of living performances, always expanding and always in tune with your mood. — Subscription Options Enjoy 15 minutes of free play every day. Unlock unlimited access with a monthly or yearly subscription. Unlock unlimited access with a monthly or yearly subscription. — Ready to Elevate Your Piano? Unlock all features starting at the selected subscription price. – Payment is charged to your Apple ID account at confirmation – Subscription automatically renews unless canceled at least 24 hours before the end of the period – Manage or cancel your subscription anytime in your App Store account settings – Help: https://support.apple.com/en-us/HT202039 Privacy Policy: https://diskpiano.com/privacy Terms of Use (EULA): https://www.apple.com/legal/internet-services/itunes/dev/stdeula/ — Fully Licensed Music All performances on DiskPiano are licensed through recognized rights organizations (such as ASCAP) and include in-house productions, purchased arrangements, and public-domain recordings. All titles are cleared for use within the app. If any copyright concern is raised, we will take immediate steps to review, correct, or remove the material.

Screenshots

ANYTIME AK3 screens
DiskPiano4 screens

Verdict

The call

The clearest difference is in-app purchases: ANYTIME AK at none against DiskPiano's 2. DiskPiano's advantage is update cadence (every 4 days vs every 15 months) and iOS requirement (13.0 vs 15.0). On price, ads 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. DiskPiano sells 2 in-app purchases, starting at $19.99 per month. ANYTIME AK asks for nothing beyond the download.

UpkeepUpdate frequency

ANYTIME AK ships an update every 15 months, DiskPiano every 4 days. The most recent releases landed on November 7, 2026 and November 9, 2026 respectively.

Scorecard3 real differences · 7 level
ANYTIME AK versus DiskPiano: the parameters behind the verdict, then further details
ParameterANYTIME AKDiskPiano
PriceFreeFree
Rating—4.9 (18 ratings) — better
Positive reviews—100.0% of reviews
Number of ratings—18 — better
Update frequencyEvery 15 monthsEvery 4 days — better
AdsNoNo
In-app purchasesNo — betterYes
Monetization—Free with in-app purchases
DevicesiPhone, iPad, iPodiPhone, iPad, iPod
Requires iOS15.013.0 — better
Further details — not scored
Size3 MB71 MB
Age rating4+9+
DeveloperNissin Electro Co., Ltd.Ludovic Lecerf

In-app purchases

None

ANYTIME AK

No in-app purchases

2 purchases

DiskPiano

Subscriptions2
  • DiskPiano Monthly$19.991 Month
  • DiskPiano Yearly$199.991 Year

Questions

Is ANYTIME AK free?
ANYTIME AK is free to download, with no in-app purchases.
Is DiskPiano free?
DiskPiano is free to download, with in-app purchases available.
Do ANYTIME AK or DiskPiano have ads?
Neither ANYTIME AK nor DiskPiano shows ads.
Which is updated more often, ANYTIME AK or DiskPiano?
ANYTIME AK ships an update every 15 months, and DiskPiano every 4 days. Most recently, ANYTIME AK was updated on November 7, 2026 and DiskPiano on November 9, 2026.

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