Comparison

Reflow vs Viola Tuner Professional

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

Head to head
About

Reflow

This application allows musicians to create and edit musical scores for various instruments. It supports importing multiple file formats, offers realistic instrument playback, and includes tools for composition and practice. All data is stored locally, ensuring privacy.

Highlights
  • Tablature and notation editing
  • Import Guitar Pro, MIDI, and MusicXML files
  • Realistic virtual instrument playback
  • Multi-track score composition
  • Chord diagram library
  • Looping and playback speed adjustment
  • Export to multiple formats (MusicXML, MIDI, PDF, WAV)
Features
Read full description

Reflow is a tablature and notation editor for guitar, bass, drums, keyboards, and vocals. Write tabs, compose songs, import Guitar Pro and MIDI files, and hear everything played back with realistic instruments. Trusted by thousands of musicians for over a decade. Import Your Files - Open Guitar Pro 3, 4, 5, 7, and 8 files (.gp, .gp5) - Import Standard MIDI files with track mapping and quantization controls - Import MusicXML files - Access thousands of tabs shared online Tablature & Notation - Guitar, bass, banjo, ukulele, and any stringed instrument - Bends, slides, hammer-ons, pull-offs, harmonics, and all standard techniques - Lyrics with auto-advance — press Space or Hyphen to chain syllables across beats - Standard notation stays in sync above the tab staff - Custom tuning support Virtual Instruments - Interactive piano keyboard — tap to enter or preview notes - Interactive fretboard — see note names, tap to enter notes - Scale overlay — display any scale on the keyboard or fretboard Drum Notation - Full drum kit mapping on a standard percussion staff - Custom drum mapping editor — assign any MIDI note to any staff position - Enter beats with keyboard shortcuts, numeric keypad, or tap input Chord Diagrams - Built-in library with 89 chord types and voicings - Add diagrams above any beat - Chord names display automatically Multi-Track Scores - Combine guitar, bass, drums, keyboards, and vocals in one score - Solo, mute, and adjust volume and pan per track - Realistic instrument sounds across 128 instruments - Rack view with per-track controls and custom track colors Edit While It Plays - Edit your score during playback — hear changes in real time - Add notes, adjust dynamics, switch instruments without stopping Audio & Practice - High-quality instrument sounds with instant playback - Loop / A-B repeat — drag markers to loop any section - Adjustable playback speed from 0.25x to 2x - Metronome, precount, and playback tracking - MIDI input from external controllers View Modes - Continuous vertical scroll — modern reading experience - Page view with Fit Page Width - Free zoom and horizontal scroll Export & Share - Export to MusicXML, GP5, GP7, MIDI, WAV, M4A, and PDF - Open your scores in Dorico, Sibelius, MuseScore, or Finale - Print your scores directly - Bundled sample songs to explore and learn from Keyboard Shortcuts - Full keyboard support on Mac and iPad with hardware keyboard - Works on all keyboard layouts — AZERTY, QWERTZ, and more Privacy First - All data stored locally on your device - iCloud backup and sync - No account, no login, no tracking - Works fully offline One-Time Purchase - Free to try — all features available in evaluation mode - Evaluation watermark and 10-measure export limit - Purchase once to remove the watermark and unlock full exports Download Reflow and start creating music today.

About

Viola Tuner Professional

This application provides precise and easy viola tuning with instant loading and high responsiveness. It features an intuitive interface with visual indicators and offers advanced settings and a tuning fork as in-app purchases. Suitable for musicians of all skill levels.

Highlights
  • Precise frequency display in Hz
  • Multiple calibration options for A string
  • Instant loading and fast tuning
  • Intuitive UI with LED indicator
  • Visual indicators for tuned strings
  • Advanced settings and tuning fork (in-app purchase)
Features
Read full description

Tune your viola instantly with precision and ease! Optimal for beginners, intermediate and advanced musicians! · The most accurate - displays the exact sound frequency in Hz. · Calibration for A: 392Hz, 415Hz, 432Hz, 440Hz, 441Hz, 442Hz, 443Hz, 444Hz, 466Hz. · Instant load and fastest tuning! - Optimized for latest devices. · Highest responsiveness and sensitivity. · Intuitive user interface with LED tuning indicator. · Visual indicators - tuned string lights up. · Universal app - works with iPhone, iPad and iPod touch. · Advanced settings (A4 calibration, Mic sensitivity, Sound notifications) and Tuning fork! (as in-app purchases) What our users say: "Does what it promises - Very useful app." "This app makes tuning so easy!" "By far the greatest and most accurate viola tuning app. Play the string, read its chart and you know whether you're in tune." "Amazing! Outstanding, well spent money! "All violists should have this app!" "It's very useful for me! Thank you!" "Excellent app" "Very convenient software. Suitable for any skill!" --- Please make sure to allow microphone access to this app when prompted. Check it under Settings>Privacy>Microphone. Thank you. --- Got ideas? Questions? Please send us your feedback through our site or to feedback@daikyoujulabs.com

Screenshots

Reflow4 screens
Viola Tuner Professional4 screens

Verdict

The call

The clearest difference is price: Reflow at Free against Viola Tuner Professional's $9.99. Reflow also leads on update cadence (every 9 days vs every 4 months) and review sentiment (44% vs 22%). Viola Tuner Professional's advantage is rating (3.9 vs 3.5). On ads, in-app purchases, device support and iOS requirement 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

Reflow is free to download; Viola Tuner Professional costs $9.99 up front. Reflow sells 1 one-off in-app purchase and Viola Tuner Professional sells 2 one-off in-app purchases. Whichever you choose, the download price is not the number that matters.

ReceptionRating · Positive reviews · Number of ratings

Viola Tuner Professional holds the better App Store score, 3.9 against 3.5. Both are backed by a comparable volume of ratings — 33 and 9 respectively. Written reviews complicate that: 44% of Reflow's written reviews are positive against 22% of Viola Tuner Professional's, so the app with the better star average is not the one people write more warmly about.

UpkeepUpdate frequency

Reflow ships an update every 9 days, Viola Tuner Professional every 4 months. The most recent releases landed on November 10, 2026 and November 11, 2026 respectively.

Scorecard6 real differences · 4 level
Reflow versus Viola Tuner Professional: the parameters behind the verdict, then further details
ParameterReflowViola Tuner Professional
PriceFree — better$9.99
Rating3.5 (33 ratings)3.9 (9 ratings) — better
Positive reviews44.0% of reviews — better22.2% of reviews
Number of ratings33 — better9
Update frequencyEvery 9 days — betterEvery 4 months
AdsNoNo
In-app purchasesYesYes
MonetizationFree with in-app purchases — betterPaid
DevicesiPhone, iPadiPhone, iPad, iPod — better
Requires iOS16.415.6 — better
Further details — not scored
Size104 MB7 MB
Age rating4+4+
DeveloperGargantPedro Daniel Macalupu Cumpen

Customer experience

Reflow

All ratings33 ratings
Positive60.6%
Neutral9.1%
Negative30.3%
Written reviews116 reviews
Positive44.0%
Neutral12.9%
Negative43.1%

Viola Tuner Professional

All ratings9 ratings
Positive66.7%
Neutral22.2%
Negative11.1%
Written reviews9 reviews
Positive22.2%
Neutral0.0%
Negative77.8%

In-app purchases

1 purchases

Reflow

One-time1
  • Reflow — Full Version$14.99
2 purchases

Viola Tuner Professional

One-time2
  • SettingsFree
  • Tuning ForkFree

Questions

Is Reflow free?
Reflow is free to download, with in-app purchases available.
Is Viola Tuner Professional free?
Viola Tuner Professional costs $9.99, and also offers in-app purchases.
Which has better reviews, Reflow or Viola Tuner Professional?
Viola Tuner Professional is rated higher. Reflow averages 3.5 out of 5 from 33 ratings, while Viola Tuner Professional averages 3.9 from 9 ratings.
Do Reflow or Viola Tuner Professional have ads?
Neither Reflow nor Viola Tuner Professional shows ads.
Which is updated more often, Reflow or Viola Tuner Professional?
Reflow ships an update every 9 days, and Viola Tuner Professional every 4 months. Most recently, Reflow was updated on November 10, 2026 and Viola Tuner Professional on November 11, 2026.

Other comparisons