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.
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.
- Synchronized auto-scrolling sheet music
- Background playback
- Adjustable playback speed
- High-quality recordings
- Complete string quartet collection
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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
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.
- Measures real-world round trip audio latency
- Plays test tones
- Records returning tones
- Requires loopback cable connection
- Tests iOS audio systems
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>>> 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
Verdict
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
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.
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.
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.
| Parameter | Beethoven All String Quartets | Round Trip Latency Meter |
|---|---|---|
| Price | $9.99 | $9.99 |
| Rating | 5.0 (2 ratings) — better | 1.0 (1 ratings) |
| Positive reviews | 50.0% of reviews — better | 0.0% of reviews |
| Number of ratings | 2 — better | 1 |
| Update frequency | Every 38 months | Every 31 months — better |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Paid | Paid |
| Devices | iPhone, iPad — better | iPhone |
| Requires iOS | 18.0 | 18.0 |
| Further details — not scored | ||
| Size | 660 MB | 4 MB |
| Age rating | 4+ | 4+ |
| Developer | Zininworks Inc. | ONYX Apps |
Customer experience
Beethoven All String Quartets
Round Trip Latency Meter
In-app purchases
Beethoven All String Quartets
No in-app purchases
Round Trip Latency Meter
No in-app purchases
Questions
Is Beethoven All String Quartets free?
Is Round Trip Latency Meter free?
Which has better reviews, Beethoven All String Quartets or Round Trip Latency Meter?
Do Beethoven All String Quartets or Round Trip Latency Meter have ads?
Which is updated more often, Beethoven All String Quartets or Round Trip Latency Meter?
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