dB Noise Meter vs 123 Sleep
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
dB Noise Meter
Measure ambient noise levels in decibels (dB) using your phone's microphone. Track real-time noise, identify loud appliances, and monitor your exposure to potentially harmful sound levels.
- Real-time decibel measurement
- Noise level tracking
- Appliance noise testing
- Save noise measurements
- Display min/max/avg dB
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Sound Level & Decibel Meter is a powerful application which will allow you to measure noise background with your phone microphone. It shows real-time noise value in decibels (dB). Sound Level & Decibel Meter can be used to check the noise of any household appliances like washing machine, refrigerator, computer, air conditioner, etc,. Also you can decide which item you should buy based on the amount sound the electronic unit makes. Too much noise is dangerous to you. So you can keep track of noise around you and avoid being at places that have sound levels that are dangerous to you. Features: - Highly accurate decibel meter - Allows you to save your recorded noise measurements - Indicates decibel by gauge - Display the current noise reference - Display Minimum, Maximum and Average decibel values Privacy Policy: https://www.code4flutter.in/privacy-noise-meter/ Terms Of Use: https://www.code4flutter.in/terms-noise-meter
123 Sleep
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123 — Smart control and sleep tracking for the water cooling & heating mattress. Take control of your comfort and better understand your sleep. 123 connects to your water cooling and heating mattress to manage temperature zones and automatically collect simple, actionable sleep data. Key features Remote temperature control: set and adjust water cooling and heating mattress for personalized comfort. Sleep metrics: automatic recording of time in bed, wake time, total sleep duration, and number of bed exits. Sleep events: detect snoring and off‑bed episodes to help analyze interruptions. Resting heart rate: track basic resting heart rate trends during sleep. Daily & historical views: nightly summaries and trends by day. Easy pairing: connect via Bluetooth &Wi-Fi (model dependent). Simple UI: clear dashboard, one-touch presets, and manual controls. Notifications: optional alerts for temperature faults, connection issues, or major sleep events. Privacy & security: local storage with secure sync options; you control what to share. How it works Install 123 and pair with your compatible mattress. Configure comfort presets and sleep detection preferences. The app automatically logs sleep metrics while the mattress manages temperature and movement. View summaries, trends, and export data when needed. Who it’s for Ideal for users with water‑cooling and heating mattresses who want precise bed temperature control and straight forward sleep insights—especially those dealing with night sweats, temperature‑related awakenings, or couples needing personalized bed temps. Compatibility & requirements Compatible with supported 123 mattress models—see product docs for model list. Requires Bluetooth&WiFi and the minimum OS version shown on the store page. Privacy & support 123 respects your privacy. Sleep data is stored locally and synced only with your consent. See the in‑app Privacy Policy for details. For setup help or feedback, contact support via the app or our website. Get started Download 123, pair your mattress, and start optimizing comfort and sleep tonight.
Screenshots
Verdict
The clearest difference is in-app purchases: 123 Sleep at none against dB Noise Meter's 5. 123 Sleep also leads on ads (none vs shown). dB Noise Meter's advantage is update cadence (every 2 months vs every 7 months). On price, device support and iOS requirement 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. dB Noise Meter sells 5 in-app purchases, starting at $6.99 per 7 days. 123 Sleep asks for nothing beyond the download.
dB Noise Meter ships an update every 2 months, 123 Sleep every 7 months. The most recent releases landed on November 3, 2026 and October 31, 2026 respectively.
| Parameter | dB Noise Meter | 123 Sleep |
|---|---|---|
| Price | Free | Free |
| Rating | 3.8 (125 ratings) — better | — |
| Positive reviews | 15.4% of reviews | — |
| Number of ratings | 125 — better | — |
| Update frequency | Every 2 months — better | Every 7 months |
| Ads | Yes | No — better |
| In-app purchases | Yes | No — better |
| Monetization | Free with in-app purchases | — |
| Devices | iPhone, iPad | iPhone, iPad, iPod — better |
| Requires iOS | 16.6 | 15.0 — better |
| Further details — not scored | ||
| Size | 49 MB | 25 MB |
| Age rating | +4 | 17+ |
| Developer | Petr Polasek | 123 Health Tech Limited |
In-app purchases
dB Noise Meter
- Premium 1 week$6.997 Days
- Premium 1 Month3 Days trial$9.991 Month
- Premium 3 Months$17.993 Months
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- Premium 6 Months$19.996 Months
- Premium 1 Year3 Days trial$29.991 Year
123 Sleep
No in-app purchases
Questions
Is dB Noise Meter free?
Is 123 Sleep free?
Do dB Noise Meter or 123 Sleep have ads?
Which is updated more often, dB Noise Meter or 123 Sleep?
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