Comparison

Henle Library vs Flux Prime

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

Head to head
About

Henle Library

Access high-quality digital Urtext editions of classical music scores on your tablet. Practice, rehearse, and perform with a range of interactive features designed for musicians of all levels. Enjoy annotations, metronome, playback, and more.

Highlights
  • Digital Urtext editions
  • Customizable score purchases
  • Print and export PDFs
  • Score modification and annotations
  • Metronome and recording
  • Part and score switching
  • Explanatory notes access
Features
Read full description

“With the Henle Library app a new era begins for classical musicians.” Daniel Hope An indispensable app for professional musicians, amateurs, students and teachers. The Henle Library app delivers G. Henle Publishers’ reliable Urtext editions straight to your tablet. You can practise, rehearse and make music – whenever and wherever you like. And you can enjoy the many unique features of Henle’s digital scores.  Features: - Filter Henle Urtext according to your individual needs and purchase as required (individual part, single movement, bundles etc.) - Free version available for music students (licences for music colleges) - Print, export PDFs, share - Modify the score to suit your needs - Superimpose alternative professional fingerings (or choose “No fingerings”) - Unlimited possibilities for your own annotations - Easily switch between the part and the score at exactly the same measure - Open explanatory notes (footnotes, Critical Report etc.) at the appropriate place in the score - Record and play back your own recordings - Use the integrated metronome - Navigate extremely rapidly - Create and use playlists Do you like our app? Please consider writing a review. Thank you!

About

Flux Prime

Features
Read full description

Flux Prime is your offline-first media player for Music, Video, Playlists, and Podcasts. Import your audio and video, link cloud files, stream or download podcasts, and organise your favourites in one place. YOUR MUSIC, YOUR LOOK Give your audio library its own personality with original artwork generated on your device. Combine seven visual layers: colours, background patterns, central objects, object styles, frames, lettering, and finishing effects. Choose from suns, sunsets, stars, galaxies, trees, glasses, and moons. Use Automatic for a different, repeatable design for each track, or choose your preferred look. Independently switch backgrounds, objects, and track initials on or off. Artwork appears in your music library, Now Playing, audio queue, lock-screen artwork, and Continue Listening widget. Designs are generated locally and cached for reuse, with no artwork downloads needed. CONTINUE LISTENING FROM YOUR HOME SCREEN Add a small or medium Flux Prime widget to see your last imported audio track and saved progress. Tap to open the app and resume listening. Generated artwork and Continue Listening widgets require purchased Full Access and are not included in the free trial. Widget playback supports imported local audio. MORE FEATURES - Music and video playback with background audio and lock-screen controls - Music and video playlists, favourites, search, and quick swipe actions - Continue Listening and Resume Last Played shortcuts - Podcasts with curated feeds, discovery, custom RSS feeds, streaming, and episode downloads - Offline podcast downloads organised by show - Configurable podcast episode limits, cache sizes, and automatic cleanup - Cloud-linked media with download-to-phone and reconnect options - AirPlay and Screen Mirroring with Full Access - Sleep timer, Now Playing themes, and optional visual effects - Storage summaries and playlist backup controls - Rate, share, report a bug, or suggest a feature from Settings SIMPLE, ONE-TIME PRICING Free mode includes core playback with up to 3 local media files and 1 playlist. Unlock Full Access for £4.99 as a one-time purchase. An optional 14-day trial is available for eligible users; generated artwork and widgets require purchase. No monthly subscription required.

Screenshots

Henle Library4 screens
Flux Prime4 screens

Verdict

The call

The clearest difference is update cadence: Flux Prime at every 5 days against Henle Library's every 3 months. Henle Library's advantage is iOS requirement (15.0 vs 18.5). On price, ads, in-app purchases 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. Henle Library sells 8 one-off in-app purchases and Flux Prime sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.

UpkeepUpdate frequency

Henle Library ships an update every 3 months, Flux Prime every 5 days. The most recent releases landed on November 6, 2026 and November 5, 2026 respectively.

Scorecard2 real differences · 8 level
Henle Library versus Flux Prime: the parameters behind the verdict, then further details
ParameterHenle LibraryFlux Prime
PriceFreeFree
Rating3.0 (94 ratings) — better—
Positive reviews34.7% of reviews—
Number of ratings94 — better—
Update frequencyEvery 3 monthsEvery 5 days — better
AdsNoNo
In-app purchasesYesYes
MonetizationFree with in-app purchases—
DevicesiPhone, iPad, iPod — betteriPhone, iPad
Requires iOS15.0 — better18.5
Further details — not scored
Size54 MB120 MB
Age rating4+4+
DeveloperGuenter Henle VerlagWaqar Chaudhry

Bugs and requests

Henle Library

Reported bugs

20 issues
  • Annotations deleted after app updates or restarts
  • Eraser function fails to remove marks consistently
  • Marks don't record when crossing between staff lines
  • App crashes when opening purchased scores
  • Purchased scores disappear from library
Show 15 more
  • Blank pages appear when turning pages
  • App freezes during export to PDF
  • Infinite loading screen in online store
  • Confirmation emails for credit purchases don't arrive
  • App takes 40+ seconds to start
  • Scores don't load immediately after purchase
  • Annotation dots appear randomly when lifting pen
  • Fingering annotations shrink in upper ledger lines
  • Score skips to random pages during performance
  • Export PDF quality is low resolution and fuzzy
  • Annotation layer prevents writing in certain areas
  • Zoom function jumps back to start of page
  • Eraser requires tapping far from annotation to delete
  • Palm rejection fails with Apple Pencil
  • Print layout produces single-line pages for multi-movement pieces

Requested features

20 requests
  • Undo/redo functionality for annotations
  • Ability to print entire multi-movement pieces together
  • Half-page turning option for performers
  • Playlist or collection grouping system
  • Individual score parts (not just full scores)
Show 15 more
  • Better annotation layer management
  • Improved Apple Pencil support and sensitivity
  • Customizable eraser behavior
  • Page turn animation or visual cues
  • Ability to hide specific staves or parts
  • Microphone-activated page turning commands
  • Difficulty ratings visible before purchase
  • Digital-physical score bundling/discounts
  • Better search and filtering in store
  • Support for foot pedal page turners
  • Ability to import scores from other sources
  • Multiple annotation layers with visibility toggle
  • Customizable metronome settings
  • Landscape orientation improvements
  • Persistent user settings and preferences

Flux Prime

Not enough reviews yet to summarise bugs or requests.

In-app purchases

8 purchases

Henle Library

One-time8
  • 10 Credits$0.99
  • 22 Credits$1.99
  • 55 Credits2 variants$5.99
Show 5 more
  • 100 Credits$9.99
  • 200 Credits2 variants$19.99
  • 300 Credits$29.99
  • 500 Credits$49.99
  • 1000 Credits$79.99
1 purchases

Flux Prime

One-time1
  • Full Unlock$4.99

Questions

Is Henle Library free?
Henle Library is free to download, with in-app purchases available.
Is Flux Prime free?
Flux Prime is free to download, with in-app purchases available.
Do Henle Library or Flux Prime have ads?
Neither Henle Library nor Flux Prime shows ads.
Which is updated more often, Henle Library or Flux Prime?
Henle Library ships an update every 3 months, and Flux Prime every 5 days. Most recently, Henle Library was updated on November 6, 2026 and Flux Prime on November 5, 2026.

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