Comparison

Beethoven All String Quartets vs Round Trip Latency Meter

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

Head to head
About

Beethoven All String Quartets

Experience classical music with synchronized sheet music that scrolls automatically. Enjoy high-quality recordings of Beethoven's complete string quartets with features like background play and adjustable playback speed.

Highlights
  • Synchronized auto-scrolling sheet music
  • Background playback
  • Adjustable playback speed
  • High-quality recordings
  • Complete string quartet collection
Features
Read full description

Historic Recording with Flowing Sheet Music SyncScore provides a new way of enjoying classic compositions. You can listen to the music with the score flows in a synchronized timing. Carefully hand-picked, high quality classic recordings. FEATURES - Synchronized auto-scrolling with sheet music. - Background play. - AirPrint support. - Slow down play rate with 0.5X button. ALBUM INFO Beethoven Complete String Quartets Amadeus Quartet First violin - Norbert Brainin Second violin - Siegmund Nissel Viola - Peter Schidlof Cello - Martin Lovett 69 Tracks Play time: 8+ hours TRACKS INFO - String Quartet No.1 in F, Op.18 No.1 - String Quartet No.2 in G, Op.18 No.2 - String Quartet No.3 in D, Op.18 No.3 - String Quartet No.4 in C minor, Op.18 No.4 - String Quartet No.5 in A, Op.18 No.5 - String Quartet No.6 in B flat, Op.18 No.6 - String Quartet No.7 In F, Op.59 No.1 - "Rasumovsky No.1" - String Quartet No.8 in E minor, Op.59 No.2 -"Rasumovsky No. 2" - String Quartet No.9 in C, Op.59 No.3 - "Rasumovsky No. 3" - String Quartet No.10 in E flat, Op.74 - "Harp" - String Quartet No.11 in F minor, Op.95 - "Serioso" - String Quartet No.12 in E flat, Op.127 - String Quartet No.13 in B flat, Op.130 - Grosse Fuge in B flat, Op.133 - String Quartet No.14 in C sharp minor, Op.131 - String Quartet No.15 in A minor, Op.132 - String Quartet No.16 in F, Op.135

About

Round Trip Latency Meter

This app measures the real-world round trip latency of an iOS audio system. It plays test tones and records their return to calculate latency, requiring a loopback cable connection.

Highlights
  • Measures real-world round trip audio latency
  • Plays test tones
  • Records returning tones
  • Requires loopback cable connection
  • Tests iOS audio systems
Read full description

>>> Check out the demo videos at onyx3.com/LatencyMeter LatencyMeter app measures the real-world Round Trip Latency (RTL) of a given iOS audio system*. It functions by playing short test tones while simultaneously recording (listening for) the tones to return back to the input. This technique requires patching a loopback cable between audio system’s input and output. (* iOS audio system here refers to the combination of an iPhone/iPad paired with particular external audio interface)

Screenshots

Beethoven All String Quartets4 screens
Round Trip Latency Meter2 screens

Verdict

The call

The clearest difference is review sentiment: Beethoven All String Quartets at 50% against Round Trip Latency Meter's 0%. Beethoven All String Quartets also leads on rating (5.0 vs 1.0). On price, ratings volume, update cadence and ads 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

Beethoven All String Quartets costs $9.99 and Round Trip Latency Meter $9.99 up front. Neither carries in-app purchases, so what you see is what you pay.

ReceptionRating · Positive reviews · Number of ratings

Beethoven All String Quartets holds the better App Store score, 5.0 against 1.0. Both are backed by a comparable volume of ratings — 2 and 1 respectively. Written reviews point the same way: 50% of Beethoven All String Quartets's written reviews are positive against 0% of Round Trip Latency Meter's.

UpkeepUpdate frequency

Beethoven All String Quartets ships an update every 38 months, Round Trip Latency Meter every 31 months. The most recent releases landed on September 15, 2026 and September 10, 2026 respectively.

Scorecard2 real differences · 8 level
Beethoven All String Quartets versus Round Trip Latency Meter: the parameters behind the verdict, then further details
ParameterBeethoven All String QuartetsRound Trip Latency Meter
Price$9.99$9.99
Rating5.0 (2 ratings) — better1.0 (1 ratings)
Positive reviews50.0% of reviews — better0.0% of reviews
Number of ratings2 — better1
Update frequencyEvery 38 monthsEvery 31 months — better
AdsNoNo
In-app purchasesNoNo
MonetizationPaidPaid
DevicesiPhone, iPad — betteriPhone
Requires iOS18.018.0
Further details — not scored
Size660 MB4 MB
Age rating4+4+
DeveloperZininworks Inc.ONYX Apps

Customer experience

Beethoven All String Quartets

All ratings2 ratings
Positive100.0%
Neutral0.0%
Negative0.0%
Written reviews2 reviews
Positive50.0%
Neutral0.0%
Negative50.0%

Round Trip Latency Meter

All ratings1 ratings
Positive0.0%
Neutral0.0%
Negative100.0%
Written reviews4 reviews
Positive0.0%
Neutral0.0%
Negative100.0%

In-app purchases

None

Beethoven All String Quartets

No in-app purchases

None

Round Trip Latency Meter

No in-app purchases

Questions

Is Beethoven All String Quartets free?
Beethoven All String Quartets costs $9.99, with no in-app purchases.
Is Round Trip Latency Meter free?
Round Trip Latency Meter costs $9.99, with no in-app purchases.
Which has better reviews, Beethoven All String Quartets or Round Trip Latency Meter?
Beethoven All String Quartets is rated higher. Beethoven All String Quartets averages 5.0 out of 5 from 2 ratings, while Round Trip Latency Meter averages 1.0 from 1 ratings.
Do Beethoven All String Quartets or Round Trip Latency Meter have ads?
Neither Beethoven All String Quartets nor Round Trip Latency Meter shows ads.
Which is updated more often, Beethoven All String Quartets or Round Trip Latency Meter?
Beethoven All String Quartets ships an update every 38 months, and Round Trip Latency Meter every 31 months. Most recently, Beethoven All String Quartets was updated on September 15, 2026 and Round Trip Latency Meter on September 10, 2026.

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