Decibel Meter Plus Pro vs Lux Light Meter
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Decibel Meter Plus Pro
Measure the sound levels around you with this utility app. It displays average, peak, and max values, offers decibel exposure time guidelines, and provides information on noise-induced hearing loss. The app also allows data recording and export for analysis.
- Measure sound levels
- Display average, peak, and max values
- Decibel exposure time guidelines
- Information on noise-induced hearing loss
- Record and export data
- Calibrate measurements
- Universal app support
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Decibel Meter Plus Pro turns your iPhone or iPad into a clean and easy-to-use sound level meter. Measure the noise around you in real time, view current, average, max, and peak dB readings, save measurement sessions, and export reports when you need to keep a record. Whether you want to check a quiet room, monitor everyday environmental noise, compare sound levels over time, or save a simple noise report, Decibel Meter Plus Pro gives you a clear and modern way to do it. KEY FEATURES • Real-time decibel meter View live sound levels with a large, easy-to-read meter. • Current, average, max, and peak values Quickly understand how sound levels change during a measurement session. • Live noise trend See noise changes over time instead of relying on a single number. • Save measurement sessions Keep useful sound level records for later review. • Session history Browse saved sessions with date, duration, average level, max level, and noise category. • Session reports Review key sound level stats, noise trend charts, location notes, and report details. • Export & share reports Export saved reports as an image, PDF, or CSV file. A limited number of free report exports is included. Unlock Unlimited Reports with a one-time purchase for unlimited exports. • Optional location saving Save location information only with sessions you manually save. • Calibration Adjust readings to better match a reference sound meter. • Noise level guide Learn common sound levels and tips for better measurements. • iPhone and iPad support Enjoy a redesigned interface that works beautifully on both iPhone and iPad. • 30+ languages The app is now localized for users around the world. • Privacy-friendly design Audio is processed on your device and is not uploaded. UNLIMITED REPORTS Unlimited Reports is an optional one-time unlock for users who want unlimited image, PDF, and CSV report exports. No subscription is required. SUPPORT If you have questions, feedback, or need help with purchases or report exports, please contact us at: ipixeltech@gmail.com IMPORTANT NOTE Decibel Meter Plus Pro uses the built-in microphone on your device. Readings are intended for general reference and everyday noise checks. For certified workplace testing, legal compliance, or professional acoustic measurement, please use certified sound level equipment.
Lux Light Meter
Measure ambient light levels with your iPhone. Get real-time lux and foot-candle readings, with specialized modes for photography and plant care. Track light history and calibrate for accuracy.
- Ambient light metering (lux/fc)
- Photography exposure suggestions
- Plant light (PPFD/DLI) estimation
- Continuous measurement and history
- Optional meter calibration
- Privacy-friendly local storage
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Lux Light Meter: Illuminance A practical lux and illuminance meter for iPhone. Measure ambient light in seconds, check if a room is bright enough for study, work, or home use, and get helpful exposure and plant-lighting guidance when you need it. Core metering works offline. Key Features: Ambient light metering - Live lux / fc readings with scene targets that tell you if the light is too dim, about right, or too bright — plus simple tips to adjust Photography mode (Pro) - Aperture- or shutter-priority suggestions with ISO and exposure compensation so you can dial in exposure faster Plant mode (Pro) - Estimate PPFD and DLI for common houseplants, with light source and daily photoperiod options Continuous measure & history - Save single readings, track how light changes over time, and review min, average, and max values Optional calibration - Fine-tune against a trusted meter; Pro saves separate factors for the front and rear cameras Units & privacy-friendly storage - Switch between lux and fc; your measurements stay on your device How to Use: Open the app, allow camera access, and point your iPhone at the area you want to measure. Switch between Environment, Photography, and Plant modes, then save a reading or run a continuous measurement when you need a longer sample. Subscription Options: * Weekly and yearly subscriptions, plus a lifetime purchase * Payment will be charged to your Apple ID account * Subscriptions renew automatically within 24 hours before the current period ends * Manage or cancel anytime in your Account Settings Clearer readings. Better light decisions. Terms of Use: https://lightmeter.xzonesoft.com/terms.html Privacy Policy: https://lightmeter.xzonesoft.com/privacy.html Contact Us: support@xzonesoft.com
Screenshots
Verdict
The clearest difference is review sentiment: Lux Light Meter at 100% against Decibel Meter Plus Pro's 53%. Lux Light Meter also leads on price (Free vs $2.99) and rating (5.0 vs 3.7). Decibel Meter Plus Pro's advantage is ratings volume (81 vs 5) and iOS requirement (15.0 vs 17). On 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
Lux Light Meter is free to download; Decibel Meter Plus Pro costs $2.99 up front. Decibel Meter Plus Pro sells 1 one-off in-app purchase and Lux Light Meter sells 3 in-app purchases, starting at $1.99 per 7 days. Whichever you choose, the download price is not the number that matters.
Lux Light Meter holds the better App Store score, 5.0 against 3.7. That said, the two scores are not equally well evidenced: Decibel Meter Plus Pro has 81 ratings behind it against 5, so its average is the more settled of the two. Written reviews point the same way: 53% of Decibel Meter Plus Pro's written reviews are positive against 100% of Lux Light Meter's.
Decibel Meter Plus Pro ships an update every 2 months, Lux Light Meter fortnightly. The most recent releases landed on October 29, 2026 and October 31, 2026 respectively.
| Parameter | Decibel Meter Plus Pro | Lux Light Meter |
|---|---|---|
| Price | $2.99 | Free — better |
| Rating | 3.7 (81 ratings) | 5.0 (5 ratings) — better |
| Positive reviews | 52.8% of reviews | 100.0% of reviews — better |
| Number of ratings | 81 — better | 5 |
| Update frequency | Every 2 months | Fortnightly — better |
| Ads | No | No |
| In-app purchases | Yes | Yes |
| Monetization | Paid | Free with in-app purchases — better |
| Devices | iPhone, iPad, iPod — better | iPhone, iPad |
| Requires iOS | 15.0 — better | 17 |
| Further details — not scored | ||
| Size | 12 MB | 4 MB |
| Age rating | 4+ | 4+ |
| Developer | 华芳 张 | 灿耿 陈 |
Customer experience
Decibel Meter Plus Pro
Lux Light Meter
In-app purchases
Decibel Meter Plus Pro
- Unlimited Reports$4.99
Lux Light Meter
- Weekly Access$1.997 Days
- Annual Subscription$7.991 Year
- Lifetime Access$12.99
Questions
Is Decibel Meter Plus Pro free?
Is Lux Light Meter free?
Which has better reviews, Decibel Meter Plus Pro or Lux Light Meter?
Do Decibel Meter Plus Pro or Lux Light Meter have ads?
Which is updated more often, Decibel Meter Plus Pro or Lux Light Meter?
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