Comparison

IDAGIO Stream Classical Music vs Polyphonic Interlace

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

Head to head
About

IDAGIO Stream Classical Music

Immerse yourself in classical music with a vast library of over 2.5 million tracks. Enjoy high-quality FLAC streaming, expertly curated playlists, and offline listening. Discover iconic composers and hidden gems, and build your personal collection.

Highlights
  • 2.5 million+ classical tracks
  • FLAC streaming (16bit 44.1 kHz)
  • Curated playlists and weekly mixes
  • Powerful search engine
  • Personal music library
  • Offline listening
Features
Currently charting
Read full description

Discover the world of classical music with IDAGIO, the ultimate streaming app designed for true classical music lovers. With access to over 2.5 million tracks, you can enjoy iconic composers like Bach, Mozart, and Beethoven, alongside hidden gems across all classical genres. Whether you're in the mood for powerful classical concertos, serene chamber music, or relaxing classical pieces, IDAGIO offers everything you need to immerse yourself in the finest classical works. Experience FLAC streaming (16bit 44.1 kHz) for the highest sound quality, capturing every nuance and emotion in the music. Our curated playlists and weekly mixes, crafted by classical music experts, bring new and timeless pieces directly to your playlist. Use our intuitive search engine to easily explore composers, works, performances, and more, allowing you to find exactly what you're looking for. Create Your Classical Music Collection: Organize your favorites with ease in your personal library. Add albums, artists, works, and playlists to curate your own collection of classical music. Enjoy classical music anytime, even offline. Download your favorite tracks and listen without interruptions. Whether you are new to classical music or a seasoned enthusiast, IDAGIO provides a premium listening experience. Dive into the beauty of classical music with access to millions of tracks, expertly curated playlists, and top-quality sound. Why Choose IDAGIO? Over 2.5 million classical tracks from legendary composers like Bach, Mozart, Beethoven, and more FLAC streaming for exceptional sound quality (16bit 44.1 kHz) Curated playlists and personalized weekly mixes Powerful search engine to explore works, composers, and performances Build a personal library of your favorite albums, artists, and tracks Enjoy music offline with downloadable tracks With IDAGIO, the world of classical music is at your fingertips anytime, anywhere. Terms and Conditions: http://www.idagio.com/terms Privacy Policy: http://www.idagio.com/privacy

About

Polyphonic Interlace

Experience a unique audio performance featuring a tapestry of pre-recorded voices woven together. Explore stories from New York City through an immersive, surround-sound journey accessible on your smartphone.

Highlights
  • Surround-sound audio experience
  • Pre-recorded vocal tapestries
  • Stories from New York City
  • Interactive music playback
  • Smartphone accessible
Features
Read full description

Polyphonic Interlace is a symphonious, surround-sound performance that invites you to travel amidst a sea of voices, emerging from several directions. Each track has been pre-recorded by composer and vocalist Raquel Acevedo Klein, who weaves her own voice into a polyphonic tapestry of stories from across New York City at the cusp of reopening. All are welcome to play parts of the music from a smartphone.

Screenshots

IDAGIO Stream Classical Music4 screens
Polyphonic Interlace2 screens

Verdict

The call

The clearest difference is in-app purchases: Polyphonic Interlace at none against IDAGIO Stream Classical Music's 8. Polyphonic Interlace also leads on ads (none vs shown) and update cadence (every 4 days vs every 3 weeks). IDAGIO Stream Classical Music's advantage is ratings volume (16K vs 1) and chart position (#175 vs unranked). On price 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. IDAGIO Stream Classical Music sells 8 in-app purchases, starting at $9.99 per month. Polyphonic Interlace asks for nothing beyond the download.

ReceptionRating · Positive reviews · Number of ratings

Polyphonic Interlace holds the better App Store score, 5.0 against 4.8. That said, the two scores are not equally well evidenced: IDAGIO Stream Classical Music has 16K ratings behind it against 1, so its average is the more settled of the two.

UpkeepUpdate frequency

IDAGIO Stream Classical Music ships an update every 3 weeks, Polyphonic Interlace every 4 days. The most recent releases landed on November 1, 2026 and October 12, 2026 respectively.

Scorecard8 real differences · 3 level
IDAGIO Stream Classical Music versus Polyphonic Interlace: the parameters behind the verdict, then further details
ParameterIDAGIO Stream Classical MusicPolyphonic Interlace
PriceFreeFree
Rating4.8 (16K ratings)5.0 (1 ratings) — better
Positive reviews77.3% of reviews—
Number of ratings16K — better1
Update frequencyEvery 3 weeksEvery 4 days — better
AdsYesNo — better
In-app purchasesYesNo — better
MonetizationFree with in-app purchasesFree — better
Best chart rank#175 — better—
DevicesiPhone, iPad, Apple TV, Apple Watch — betteriPhone, iPad, iPod
Requires iOS18.015.0 — better
Further details — not scored
Size102 MB32 MB
Age rating4+4+
DeveloperIDAGIO GmbHBrian Ellis

Customer experience

IDAGIO Stream Classical Music

All ratings15,764 ratings
Positive94.9%
Neutral2.5%
Negative2.6%
Written reviews1,200 reviews
Positive77.3%
Neutral5.8%
Negative16.9%

Polyphonic Interlace

All ratings1 ratings
Positive100.0%
Neutral0.0%
Negative0.0%

Bugs and requests

IDAGIO Stream Classical Music

Reported bugs

4 issues
  • Login issues after app updates
  • Playback position lost when interrupted
  • Sonos integration problems
  • Inconsistent audio quality and volume levels

Requested features

6 requests
  • Add album artwork display during playback
  • Implement gapless playback between tracks
  • Allow reordering of playlists and queues
  • Introduce a 'sleep timer' feature
  • Add support for Google Home and Alexa
Show 1 more
  • Provide more detailed liner notes and composer information

Polyphonic Interlace

Not enough reviews yet to summarise bugs or requests.

In-app purchases

8 purchases

IDAGIO Stream Classical Music

Subscriptions8
  • IDAGIO Standard Legacy14 Days trial$9.991 Month
  • IDAGIO Standard Legacy$9.991 Month
  • IDAGIO Standard Legacy1 Month trial$9.991 Month
Show 5 more
  • Basic Audio14 Days trial$9.991 Month
  • Premium Audio14 Days trial$12.991 Month
  • Premium Audio + Video14 Days trial$29.991 Month
  • Premium Audio + Video14 Days trial$114.996 Months
  • Premium Audio + Video14 Days trial$199.991 Year
None

Polyphonic Interlace

No in-app purchases

Questions

Is IDAGIO Stream Classical Music free?
IDAGIO Stream Classical Music is free to download, with in-app purchases available.
Is Polyphonic Interlace free?
Polyphonic Interlace is free to download, with no in-app purchases.
Which has better reviews, IDAGIO Stream Classical Music or Polyphonic Interlace?
Polyphonic Interlace is rated higher. IDAGIO Stream Classical Music averages 4.8 out of 5 from 16K ratings, while Polyphonic Interlace averages 5.0 from 1 ratings.
Do IDAGIO Stream Classical Music or Polyphonic Interlace have ads?
IDAGIO Stream Classical Music shows ads; Polyphonic Interlace does not.
Which is updated more often, IDAGIO Stream Classical Music or Polyphonic Interlace?
IDAGIO Stream Classical Music ships an update every 3 weeks, and Polyphonic Interlace every 4 days. Most recently, IDAGIO Stream Classical Music was updated on November 1, 2026 and Polyphonic Interlace on October 12, 2026.

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