AppMarketSpy › Utilities › SPL Reference
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App info
- Developer
- Direct Sound Records Ltd
- Category
- Utilities, Productivity
- Released
- Sep 9, 2026
- Version
- 1.2 (Oct 5, 2026)
- Price
- Free
- Size
- 6.1 MB
- Requires
- iOS 17.0
- Age rating
- 16+
In-app purchases
| Lifetime Professional Unlock | $4.99 |
Current prices, App Store US.
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About SPL Reference
Hear your system. See your room. SPL Reference combines sound-level measurement with Room Map, a new way for Hi-Fi enthusiasts to explore how bass changes across a listening room. Measure at several positions and see areas of relatively high and low sound pressure at the selected frequency, helping you investigate uneven bass and make more informed speaker and listening-position choices. EXPLORE YOUR LISTENING ROOM • Create a rectangular room and follow a guided 9- or 12-point survey, or customise your measurement positions. • Explore frequency-selectable heatmaps with 1/12- or 1/3-octave bands. • Use generated bass pink noise through your playback system, or a stable external pink-noise source. • Review individual points, capture-quality notes and a repeat measurement at the reference position. • Save maps in Sessions, organise them in projects and export the survey data. A COMPANION…
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