Bach Goldberg Variations vs Round Trip Latency Meter
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Bach Goldberg Variations
Experience classical music with synchronized sheet music. Listen to high-quality recordings of Bach's Goldberg Variations while following along with the score as it flows in real-time. Features a historic performance by Glenn Gould.
- Synchronized sheet music and audio
- High-quality classic recordings
- Historic Glenn Gould performance
- Detailed track listing
- Full album playback
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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. Album Information Goldberg Variations, BWV 988 composed by J. S. BACH. Performers: Glenn Gould (Piano) Composer: Johann Sebastian Bach Total Length: 38minutes 11seconds Track information 1. Aria 2. Variation 1 a 1 Clav. 3. Variation 2 a 1 Clav. 4. Variation 3 a 1 Clav. Canone all' Unisuono 5. Variation 4 a 1 Clav. 6. Variation 5 a 1 ovvero 2 Clav. 7. Variation 6 a 1 Clav. Canone alla Seconda 8. Variation 7 a 1 ovvero 2 Clav. 9. Variation 8 a 2 Clav. 10. Variation 9 a 1 Clav. Canone alla Terza 11. Variation 10 a 1 Clav. Fughetta 12. Variation 11 a 2 Clav. 13. Variation 12 Canone alla Quarta 14. Variation 13 a 2 Clav. 15. Variation 14 a 2 Clav. 16. Variation 15 a 1 Clav. Canone alla Quinta. Andante 17. Variation 16 Ouverture a 1 Clav. 18. Variation 17 a 2 Clav. 19. Variation 18 - Canone alla Sesta a 1 Clav. 20. Variation 19 a 1 Clav. 21. Variation 20 a 2 Clav. 22. Variation 21 Canone alla Settima 23. Variation 22 Alla breve a 1 Clav. 24. Variation 23 a 2 Clav. 25. Variation 24 Canone all' Ottava a 1 Clav. 26. Variation 25 a 2 Clav. 27. Variation 26 a 2 Clav. 28. Variation 27 Canone alla Nona 29. Variation 28 a 2 Clav. 30. Variation 29 a 1 ovvero 2 Clav. 31. Variation 30 a 1 Clav. Quodlibet 32. Aria da capo
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: Bach Goldberg Variations at 84% against Round Trip Latency Meter's 0%. Bach Goldberg Variations also leads on rating (4.0 vs 1.0) and price ($3.99 vs $9.99). Round Trip Latency Meter's advantage is iOS requirement (18.0 vs 26.0). On ads, in-app purchases, monetization model 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
Bach Goldberg Variations costs $3.99 and Round Trip Latency Meter $9.99 up front. Neither carries in-app purchases, so what you see is what you pay.
Bach Goldberg Variations holds the better App Store score, 4.0 against 1.0. Both are backed by a comparable volume of ratings — 4 and 1 respectively. Written reviews point the same way: 84% of Bach Goldberg Variations's written reviews are positive against 0% of Round Trip Latency Meter's.
Bach Goldberg Variations ships an update every 10 months, Round Trip Latency Meter every 31 months. The most recent releases landed on November 6, 2026 and November 2, 2026 respectively.
| Parameter | Bach Goldberg Variations | Round Trip Latency Meter |
|---|---|---|
| Price | $3.99 — better | $9.99 |
| Rating | 4.0 (4 ratings) — better | 1.0 (1 ratings) |
| Positive reviews | 84.0% of reviews — better | 0.0% of reviews |
| Number of ratings | 4 — better | 1 |
| Update frequency | Every 10 months — better | Every 31 months |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Paid | Paid |
| Devices | iPhone, iPad — better | iPhone |
| Requires iOS | 26.0 | 18.0 — better |
| Further details — not scored | ||
| Size | 62 MB | 4 MB |
| Age rating | 4+ | 4+ |
| Developer | Zininworks Inc. | ONYX Apps |
Customer experience
Bach Goldberg Variations
Round Trip Latency Meter
In-app purchases
Bach Goldberg Variations
No in-app purchases
Round Trip Latency Meter
No in-app purchases
Questions
Is Bach Goldberg Variations free?
Is Round Trip Latency Meter free?
Which has better reviews, Bach Goldberg Variations or Round Trip Latency Meter?
Do Bach Goldberg Variations or Round Trip Latency Meter have ads?
Which is updated more often, Bach Goldberg Variations or Round Trip Latency Meter?
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