Comparison

Decibel Meter dB vs Full Screen Web

Price, ratings, monetisation and update history for both apps, side by side β€” with what reviewers say about each.

Head to head
About

Decibel Meter dB

Read full description

See how loud your world really is. Decibel Pro turns your iPhone into a clean, color-coded sound meter. The animated gauge moves with the room. Quiet zones glow green. Conversation zones turn yellow. Anything that could damage your hearing pushes hard into red. You see the danger before you feel it. Built for people who care about real numbers. Live dBA readings update in real time. The waveform shows you the spike that just happened. Min, average, and maximum stats hold steady so you can compare a quiet bedroom to a loud cafe to a construction site without losing the moment. FEATURES Real-time dBA sound level meter Animated gauge with color-coded noise zones Live waveform of the last few seconds Min, average, maximum, and duration stats Built-in noise reference guide (whisper, traffic, jet engine) Calibration support for your specific iPhone microphone Dark mode optimized for late-night listening sessions Frequency and SPL readings for the enthusiasts PERFECT FOR Workplace noise checks at the office, gym, or shared workspace Concerts, clubs, and live events where your hearing is on the line Home appliance comparisons when something starts sounding wrong Hearing health monitoring with NIOSH and OSHA style readings Musicians, audio engineers, and anyone tuning a room Settling arguments about whose music is too loud PRIVACY FIRST Audio is analyzed on your device in real time. Nothing is recorded. Nothing is uploaded. The sound never leaves your iPhone. Open the app. See the number. Know what it means. Terms of Use (EULA): https://www.apple.com/legal/internet-services/itunes/dev/stdeula/

About

Full Screen Web

Features
Read full description

Full Screen Web turns your iPad or iPhone into a dedicated kiosk browser. Lock it to any URL and display it full-screen β€” no address bar, no tabs, no distractions. Perfect for: β€’ Digital signage and information displays β€’ Retail kiosks and point-of-sale screens β€’ Conference room and meeting room dashboards β€’ Museum, exhibit, and reception displays β€’ Any scenario where one website should fill the screen Setting it up: 1. Open the iOS Settings app 2. Scroll down and tap Full Screen Web 3. Set your Start URL (e.g. https://example.com) 4. Optionally set Orientation Lock (Auto, Portrait only, or Landscape only) 5. Launch the app β€” it loads straight into your URL The app has no in-app navigation or chrome β€” it is intentionally locked down for kiosk use. All configuration lives in iOS Settings. For true kiosk lockdown, enable Guided Access (Settings β†’ Accessibility β†’ Guided Access) and triple-press the top button (iPad) or side button (iPhone) while the app is running. Cookies and logins persist across launches. Pull down to refresh. Swipe from the left edge to go back. Free to try: the app is fully functional in trial mode with a "TRIAL" watermark across the screen. Subscribe to remove the watermark for clean kiosk display. Subscription: Full Screen Web is a $0.99/month auto-renewing subscription that removes the trial watermark. Payment will be charged to your Apple ID at confirmation of purchase. Subscriptions automatically renew unless auto-renew is turned off at least 24 hours before the end of the current period. Manage or cancel anytime in your Apple ID account settings. Privacy Policy: https://browserfullscreen.web.app/privacy Terms of Use (EULA): https://www.apple.com/legal/internet-services/itunes/dev/stdeula/

Screenshots

Decibel Meter dB4 screens
Full Screen Web2 screens

Verdict

The call

The clearest difference is in-app purchases: Full Screen Web at none against Decibel Meter dB's 3. On price, ads, device support and iOS requirement there is nothing between them.

Scored on Price Β· Rating Β· Positive reviews Β· Number of ratings Β· Update frequency Β· Ads Β· In-app purchases Β· Monetization Β· Best chart rank Β· Devices Β· Requires iOS

CostPrice Β· In-app purchases Β· Ads Β· Monetization

Both are free to download. Decibel Meter dB sells 3 in-app purchases, starting at $3.99 per 7 days. Full Screen Web asks for nothing beyond the download.

Scorecard1 real difference Β· 5 level
Decibel Meter dB versus Full Screen Web: the parameters behind the verdict, then further details
ParameterDecibel Meter dBFull Screen Web
PriceFreeFree
Update frequencyEvery 5 weeksβ€”
AdsNoNo
In-app purchasesYesNo β€” better
DevicesiPhoneiPhone, iPad β€” better
Requires iOS17.017.0
Further details β€” not scored
Size28 MB0 MB
Age rating4+17+
DeveloperCloud Motion Lab LLCCHRISTOPHER ROBERT GROOM

In-app purchases

3 purchases

Decibel Meter dB

Subscriptions2
  • Pro3 Days trial$3.997 Days
  • Pro$29.991 Year
One-time1
  • Lifetime$4.99
None

Full Screen Web

No in-app purchases

Questions

Is Decibel Meter dB free?
Decibel Meter dB is free to download, with in-app purchases available.
Is Full Screen Web free?
Full Screen Web is free to download, with no in-app purchases.
Do Decibel Meter dB or Full Screen Web have ads?
Neither Decibel Meter dB nor Full Screen Web shows ads.

Other comparisons