Comparison

PianoStream vs MSE OS

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

Head to head
About

PianoStream

Experience high-quality piano performances on your player piano or digital piano. Enjoy curated stations, exclusive artist content, and seamless playback. Upload your own MIDI files and create custom playlists for a personalized musical experience.

Highlights
  • Live concert-quality piano performances
  • Curated music stations by genre and era
  • Universal compatibility with digital and analog pianos
  • Upload personal MIDI files
  • Create custom playlists
  • Exclusive artist content
Features
Currently charting
Read full description

Turn your player piano or digital piano into a live concert — any song, any time, with no CDs or floppy disks. PianoStream streams thousands of real piano performances straight to your piano's keys. Pick a station, press play, and your piano plays itself all day long. NEW IN 5.0 - Gentle on your piano — built-in volume and note-strength limits help protect your player piano - Suggested volume settings for Yamaha Disklavier ENSPIRE, PianoDisc and QRS - Completely rebuilt — faster, cleaner, easier - Help & Support right in the app: questions, bug reports and song requests - iPad support with landscape mode MUSIC FOR EVERY MOOD - Exclusive performances by MauColi The Pianoman and other world-class pianists - Golden Hits from the '60s, '70s, '80s and '90s - Modern favorites and chart-toppers - Classical masterpieces, jazz, pop and more - Holiday Magic — our Christmas station is unmatched - Requested Songs — a station built from listener requests worldwide - Three brand-new songs recorded every Friday WORKS WITH YOUR PIANO - Yamaha Disklavier — Wagon Grand, Mark II/III/IV, e3, DKC-850/800, Enspire - PianoDisc — iQ, CD, Prodigy I & II, PDS-128+, PDS-228 - QRS - Pianocorder - Any digital piano or keyboard with MIDI or USB MIDI (Clavinova, Casio and more) EASY CONNECTION - Bluetooth MIDI: connect with a wireless MIDI receiver (WIDI Master or Yamaha MD-BT01) for pure solo-piano sound - Audio: use a Wi-Fi audio receiver (WiiM Mini) or Bluetooth receiver for PianoDisc iQ/CD, analog Disklaviers and Pianocorder - USB-only keyboards: use a USB-to-host MIDI adapter YOUR MUSIC, YOUR WAY - Save favorite songs and stations - Build your own playlists - Repeat and Shuffle remember your choice - Upload your own MIDI and PianoDisc MP3 files - Fully licensed: ASCAP-licensed, in-house productions and public-domain works REAL HELP FROM REAL PEOPLE Our support is the best in the business — just read our reviews. Join our Facebook group to share requests and hear new releases first. SUBSCRIPTION Unlock everything with a monthly ($24.99) or yearly ($179.99) plan. - Payment is charged to your Apple Account at purchase - Subscriptions renew automatically unless turned off at least 24 hours before the period ends - Manage or cancel anytime in your Apple Account settings: https://support.apple.com/en-us/HT202039 Privacy Policy: https://api.balanceiq.com/privacy/ Terms of Use: https://api.balanceiq.com/terms/ Support: https://api.balanceiq.com/support/ Subscribe today and let your piano play itself!

About

MSE OS

This application allows users to control the Phasetech OS440 Amplifier. It provides a direct interface for managing amplifier settings and functions.

Highlights
  • Phasetech OS440 Amplifier control
  • Direct interface
  • Settings management
  • Function control
Features
Read full description

App used to control the Phasetech OS440 Amplifier.

Screenshots

PianoStream4 screens
MSE OS4 screens

Verdict

The call

The clearest difference is review sentiment: PianoStream at 94% against MSE OS's 0%. PianoStream also leads on rating (4.8 vs 1.8) and update cadence (every 2 months vs every 29 months). MSE OS's advantage is in-app purchases (none vs 6) and iOS requirement (9.0 vs 17.0). 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. PianoStream sells 6 in-app purchases, starting at $9.99 per 7 days. MSE OS asks for nothing beyond the download.

ReceptionRating · Positive reviews · Number of ratings

PianoStream holds the better App Store score, 4.8 against 1.8. That said, the two scores are not equally well evidenced: PianoStream has 217 ratings behind it against 5, so its average is the more settled of the two. Written reviews point the same way: 94% of PianoStream's written reviews are positive against 0% of MSE OS's.

UpkeepUpdate frequency

PianoStream ships an update every 2 months, MSE OS every 29 months. The most recent releases landed on November 4, 2026 and November 2, 2026 respectively.

Scorecard8 real differences · 3 level
PianoStream versus MSE OS: the parameters behind the verdict, then further details
ParameterPianoStreamMSE OS
PriceFreeFree
Rating4.8 (217 ratings) — better1.8 (5 ratings)
Positive reviews93.9% of reviews — better0.0% of reviews
Number of ratings217 — better5
Update frequencyEvery 2 months — betterEvery 29 months
AdsNoNo
In-app purchasesYesNo — better
MonetizationSubscriptionFree — better
Best chart rank#180 — better—
DevicesiPhone, iPadiPhone, iPod
Requires iOS17.09.0 — better
Further details — not scored
Size39 MB27 MB
Age rating4+4+
DeveloperB&T Entertainment IncMS Electronics LLC

Customer experience

PianoStream

All ratings217 ratings
Positive94.0%
Neutral1.4%
Negative4.6%
Written reviews131 reviews
Positive93.9%
Neutral0.8%
Negative5.3%

MSE OS

All ratings5 ratings
Positive20.0%
Neutral0.0%
Negative80.0%
Written reviews3 reviews
Positive0.0%
Neutral0.0%
Negative100.0%

Bugs and requests

PianoStream

Reported bugs

2 issues
  • Occasional app crashes or freezes
  • Inconsistent behavior when switching between digital and analog modes

Requested features

3 requests
  • Ability to create and save custom playlists
  • Landscape mode support for better tablet experience
  • Expanded audio output options (e.g., integrating with home audio systems)

MSE OS

Not enough reviews yet to summarise bugs or requests.

In-app purchases

6 purchases

PianoStream

Subscriptions6
  • Premium Trial Weekly3 Days trial$9.997 Days
  • Weekly Subscription$9.997 Days
  • Premium Trial Monthly3 Days trial$19.991 Month
Show 3 more
  • Monthly Subscription$24.991 Month
  • Yearly Subscription$179.991 Year
  • Premium Trial Yearly3 Days trial$179.991 Year
None

MSE OS

No in-app purchases

Questions

Is PianoStream free?
PianoStream is free to download, with in-app purchases available.
Is MSE OS free?
MSE OS is free to download, with no in-app purchases.
Which has better reviews, PianoStream or MSE OS?
PianoStream is rated higher. PianoStream averages 4.8 out of 5 from 217 ratings, while MSE OS averages 1.8 from 5 ratings.
Do PianoStream or MSE OS have ads?
Neither PianoStream nor MSE OS shows ads.
Which is updated more often, PianoStream or MSE OS?
PianoStream ships an update every 2 months, and MSE OS every 29 months. Most recently, PianoStream was updated on November 4, 2026 and MSE OS on November 2, 2026.

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