Comparison

Viola Sight vs OpenScore

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

Head to head
About

Viola Sight

This app helps viola players improve sight-reading skills and intonation. It uses real-time audio pitch detection to provide instant feedback and offers various training modes to build reflexes and muscle memory.

Highlights
  • Real-time audio pitch detection
  • String-by-string and finger isolation training
  • Customizable scales and key signatures
  • Targeted position shifting practice
  • Adjustable note counts
  • Intonation target settings
  • Live visual guidance
Features
Read full description

Viola Sight-Read Studio Transform your viola practice with instant audio pitch detection! Designed for beginners and players alike, Viola Sight-Read Studio builds lightning-fast sight-reading reflexes, robust muscle memory, and flawless intonation in just 5 to 10 minutes a day. Fully localized in English, Chinese (中文), Japanese (日本語), Spanish (Español), German (Deutsch), French (Français), and Korean (한국어). Key Features & Functions Real-Time Audio Pitch Detection: Uses your microphone to analyze what you play instantly. Notes change color upon a successful hit, ensuring you never practice mistakes. String-by-String & Finger Isolation: Master your instrument efficiently using Horizontal Training (single strings: C, G, D, A, or custom pairs) and Vertical Training (single finger positions across all strings). Customizable Scales & Key Signatures: Select your desired scale via the top-row dropdown to automatically update generated sheet music. Targeted Position Shifting: Choose from Positions 1–7 to practice shifts, automatically adjusting finger calculations and practice goals. Adjustable Note Counts: Configure how many notes (from 1 to 16) appear on the musical staff at one time to fit your skill level. Intonation Target Settings: Adjust difficulty between Approximate Pitch, Good Intonation, and Pure Intonation to fine-knit your finger placement accuracy. Note Edit Mode & Custom Practice: Easily toggle Note Edit Mode to override individual notes on the staff within safe structural boundaries, and check "Practice Same Batch" to loop and drill difficult segments. Live Visual Guidance: Turn on Show Played Note for real-time sharp/flat arrow indicators, and enable Show Finger No. to display left-hand finger numbers (1–4) directly above notes. Notes Per Minute (NPM) Tracking: Monitor your progress in real-time to watch your reading speed soar from beginner steps to professional fluency. Built-in Audio & Mic Tools: Use the Play Sequence button to listen to correct pitches, and test your input device instantly with the built-in microphone tester. Pricing & Free Access Free Download: Get unlimited, lifetime access to the A and D string module to jumpstart your daily practice routine completely free of charge. Full Unlock: Upgrade via a one-time in-app purchase of $6.99 USD to unlock all remaining strings, fingers, positions, and custom combinations.

About

OpenScore

Features
Read full description

Open your sheet music and focus on playing. OpenScore brings score management, annotation, page turning, and practice tracking together in one app. From daily practice to stage preparation, open the music you need on iPhone and iPad. • Import PDFs and photos of your scores, or capture paper sheet music with the camera. Arrange your pieces into setlists so the music you need for practice and performance comes up in order. • Mark fingerings, expression, and tricky spots with freehand notes and the highlighter. Keep what you learned in your lesson and noticed while practicing right on the page. • Turn to the next page with a wink or a nod. Keep reading even while both hands are on the instrument. • Set your tempo with the metronome and record your playing. Listen back to find what to polish in your next session. • Check your practice time by piece and your daily history. Look back on the practice you've built up and shape a routine of your own. Terms of Use (EULA): https://www.apple.com/legal/internet-services/itunes/dev/stdeula/

Screenshots

Viola Sight4 screens
OpenScore4 screens

Verdict

The call

Viola Sight and OpenScore are too close to call on the numbers: across 5 compared parameters — price, ads, in-app purchases and device support among them — neither pulls far enough ahead to decide it. What separates them is feature set and interface, not measurable difference.

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. Viola Sight sells 1 one-off in-app purchase and OpenScore sells 3 in-app purchases, starting at $1.99 per month. Whichever you choose, the download price is not the number that matters.

ScorecardNo meaningful differences
Viola Sight versus OpenScore: the parameters behind the verdict, then further details
ParameterViola SightOpenScore
PriceFreeFree
Rating1.0 (1 ratings) — better—
Number of ratings1 — better—
Update frequency—Every 3 days
AdsNoNo
In-app purchasesYesYes
MonetizationFree with in-app purchases—
DevicesiPhone, iPadiPhone, iPad
Requires iOS16.616.4 — better
Further details — not scored
Size5 MB100 MB
Age rating4+4+
DeveloperBrandon WuNemo Studio (KR)

In-app purchases

1 purchases

Viola Sight

One-time1
  • Viola Sight-Read Studio$6.99
3 purchases

OpenScore

Subscriptions2
  • Pro$1.991 Month
  • Pro$12.991 Year
One-time1
  • Plus$19.99

Questions

Is Viola Sight free?
Viola Sight is free to download, with in-app purchases available.
Is OpenScore free?
OpenScore is free to download, with in-app purchases available.
Do Viola Sight or OpenScore have ads?
Neither Viola Sight nor OpenScore shows ads.

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