Fastclock vs Noise Meter
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Fastclock
This utility app allows users to adjust time speed on their local network, up to 20 times faster than normal. It ensures only one instance distributes time signals and enables stopping time at a specific point, ideal for scheduled events.
- Adjustable time speed (1x to 20x)
- Multicast time distribution over Wi-Fi
- MCClock Standard support
- Single instance network check
- Stop time at specific point
- Suitable for event scheduling
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Now you can run your time as fast as you like. Fastclock distribute the time in multicast telegrams in the local Network, on WiFi. The MCClock Standart is used. Time speed adjustable between 1:1 (normal timespeed) to 20 times faster. The App checks the Network on other Fastclock Apps running on the same configuration. Making sure, there is only one instance whitch distribute the time telegramms. The Fastclock can now being stopped at a specific Time, which is very handy when you use a Timetable. Suitable for FREMO like meetings and others. Have fun!
Noise Meter
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Check whether upstairs footsteps, a neighbor's music, construction or traffic noise goes over the limit. Answer three quick questions and each measurement is judged minute by minute against the right reference: Korea's apartment impact-noise rule or the WHO community-noise guideline. Whether it went over is always free. Noise Meter turns your phone into a real-time decibel meter and sound level meter for everyday noise checks. Open the app to see the current dB level on an analog gauge and digital readout. Follow changes on a live 60-second chart and review MIN, AVG (Leq), MAX and PEAK values. Choose A/C/Z frequency weighting or Fast/Slow response, adjust the calibration offset for your device, then save the session for free. Saved-result details, text sharing, and CSV require Premium. MEASURE AT A GLANCE - Real-time decibel (dB) reading - Analog gauge and clear digital display - MIN / AVG (Leq) / MAX / PEAK levels - Live 60-second noise chart - Pause, reset and save sessions - Noise-level reference guide ADJUST THE METER - A, C and Z frequency weighting - Fast (125 ms) and Slow (1 s) response - Per-device calibration offset SAVE AND SHARE - Measurement history with labels - Saved-result details and timeline with Premium - Text result sharing with Premium - CSV export with Premium PREMIUM ANALYSIS - 1/3-octave spectrum analyzer with peak hold - L10 / L50 / L90 statistics - NIOSH and OSHA dose estimates with 8-hour TWA - Saved-result details and timelines - CSV export USE IT TO CHECK - Noise at home or from nearby rooms - Office, cafe and street sound levels - TV, music and speaker volume - General workplace noise awareness PRIVATE BY DESIGN Audio is analyzed on your device and is not stored or uploaded. REFERENCE ONLY Phone microphones and readings vary by device and environment. Noise Meter does not replace a calibrated professional sound level meter and should not be used as legal evidence or as the sole basis for health and workplace-safety decisions. Premium is available as an auto-renewing weekly subscription or a one-time lifetime unlock. Localized prices and renewal terms appear before purchase. Terms of Use (EULA): https://www.apple.com/legal/internet-services/itunes/dev/stdeula/
Screenshots
Verdict
The clearest difference is price: Noise Meter at Free against Fastclock's $0.99. Noise Meter also leads on update cadence (every 2 weeks vs every 5 months). Fastclock's advantage is in-app purchases (none vs 1). On ads, 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
Noise Meter is free to download; Fastclock costs $0.99 up front. Noise Meter sells 1 one-off in-app purchase. Fastclock asks for nothing beyond the download.
Fastclock ships an update every 5 months, Noise Meter every 2 weeks. The most recent releases landed on November 6, 2026 and October 25, 2026 respectively.
| Parameter | Fastclock | Noise Meter |
|---|---|---|
| Price | $0.99 | Free — better |
| Rating | 1.0 (1 ratings) — better | — |
| Positive reviews | 0.0% of reviews | — |
| Number of ratings | 1 — better | — |
| Update frequency | Every 5 months | Every 2 weeks — better |
| Ads | No | No |
| In-app purchases | No — better | Yes |
| Monetization | Paid | — |
| Devices | iPhone, iPad — better | iPhone |
| Requires iOS | 16.6 | 16.0 — better |
| Further details — not scored | ||
| Size | 1 MB | 62 MB |
| Age rating | 4+ | 4+ |
| Developer | Michael Hoerlein | Sunwoo Kim |
In-app purchases
Fastclock
No in-app purchases
Noise Meter
- Pro Unlock$4.99









