Sound Meter HQ vs SapMap
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Sound Meter HQ
This application measures noise and sound levels using your device's microphone. It displays results in decibels on a logarithmic graph and allows for calibration to ensure accuracy. You can record minimum, average, and maximum sound levels.
- Measure sound level
- Vibration meter
- Noise detector
- Record Min, AVG, Max levels
- Logarithmic dB graph
- Manual and auto calibration
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Sound Meter - smart tool-app to measure noise and sound level or measurement of sound pressure level (SPL) in decibels (dB). To get precise measurements, we recommend, before start using, make app calibration: settings -> calibration (automatic or manual). This application use the built-in microphone in your smartphone or tablet and results of measurements are shown in the chart. Sound meter includes the following features: - measure of sound level, vibration meter, noise detector - record of: minimum (Min), average (AVG), maximum (Max) sound level - logarithmic graph of sound level in decibels (dB) - calibration tool - two modes: manual and auto calibration - ability to stop and record the results of measurements at any time Enjoy with Sound Meter !
SapMap
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SapMap is the maple ops app for tracking your whole sugar season in one place. Log daily sap by sugar bush, run multi-day boils with live yield ratios, and see how much sap is waiting to boil. Plan the next run with a 7-day forecast and sap flow outlook, then dig into analytics that show what weather factors actually drive your flow. Built for real operations — backyard or commercial — with seasons, multiple sugarbushes, team roles, and the metrics that matter: sap collected, syrup made, yield ratio, taps, and boil time. Collections: Record sap by date and sugar bush in seconds. Keep notes, filter by bush, and stay on top of every run. Boils: Start evaporator sessions that match how you work, including multi-day batches. Log sap in and syrup out, SapMap calculates yield as you go. Season dashboard: See sap waiting to boil, season totals, and a clear path to log today or start a boil. Analytics & flow: Season metrics at a glance, plus weather factor analysis so you know what correlates with your sap — temperature, wind, precipitation, and more. Operations & team: Manage your operation and seasons and keep crew on the same page. Whether you run a backyard setup or a larger sugar bush, SapMap replaces scattered notes and spreadsheets with a tool built for maple season. Questions? support@sapmap.ca Account deletion: https://sapmap.ca/delete-account
Screenshots
Verdict
The clearest difference is update cadence: SapMap at every 3 weeks against Sound Meter HQ's every 4 months. Sound Meter HQ's advantage is iOS requirement (13.0 vs 16.4). On price, ads, in-app purchases 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
Both are free to download. Sound Meter HQ sells 1 one-off in-app purchase and SapMap sells 3 in-app purchases, starting at $6.99 per year. Whichever you choose, the download price is not the number that matters.
Sound Meter HQ ships an update every 4 months, SapMap every 3 weeks. The most recent releases landed on November 6, 2026 and October 31, 2026 respectively.
| Parameter | Sound Meter HQ | SapMap |
|---|---|---|
| Price | Free | Free |
| Rating | 4.8 (349 ratings) — better | — |
| Positive reviews | 37.5% of reviews | — |
| Number of ratings | 349 — better | — |
| Update frequency | Every 4 months | Every 3 weeks — better |
| Ads | No | No |
| In-app purchases | Yes | Yes |
| Monetization | Free with in-app purchases | — |
| Devices | iPhone, iPad, iPod — better | iPhone, iPad |
| Requires iOS | 13.0 — better | 16.4 |
| Further details — not scored | ||
| Size | 13 MB | 42 MB |
| Age rating | 4+ | 17+ |
| Developer | ExaMobile S.A. | John Scott |
In-app purchases
Sound Meter HQ
- Remove ads$1.99
SapMap
- Additional Sugar Bush$6.991 Year
- Predictions$12.991 Year
- Analytics$12.991 Year
