Comparison

OCCDEC Occasion Detection vs NoiseLog

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

Head to head
About

OCCDEC Occasion Detection

Features
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OCCDEC Occasion Detection turns your device into an AI-powered audio detection and recording station. Detect critical sounds like glass breaking, gunshots, screams, sirens, dog barks, and more in real time. Features: - Real-time AI-powered audio event detection - Record and classify audio events automatically - Connect to OCCDEC Security Guard for instant alerts - Built with advanced machine learning models - Supports 15+ sound event categories We strive to make your environment safer and alerts faster with the best AI in the world.

About

NoiseLog

Features
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NoiseLog turns your iPhone into a precise sound level meter. Whether you're checking your baby's sleep environment, documenting noisy neighbours, monitoring your workplace, or simply curious about the world around you — NoiseLog gives you clear, real-time decibel readings and keeps a full history of every session. MEASURE • Live dB SPL reading with colour-coded noise level indicator • Min, average, and max levels per session • Visual bar meter that reacts in real time RECORD & REVIEW • Start and stop recording sessions with one tap • Full session history with date, duration, and average dB • Session detail view with an interactive chart EXPORT • Export any session as PDF or CSV — great for landlord disputes, workplace complaints, or personal records Simple. Fast. No account required. All data stays on your device.

Screenshots

OCCDEC Occasion Detection4 screens
NoiseLog4 screens

Verdict

The call

The clearest difference is ads: OCCDEC Occasion Detection at none against NoiseLog's shown. OCCDEC Occasion Detection also leads on device support (3 vs 1) and iOS requirement (15.1 vs 17.0). On price, update cadence and in-app purchases there is nothing between them.

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

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

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

UpkeepUpdate frequency

OCCDEC Occasion Detection ships an update every 2 weeks, NoiseLog every 3 weeks. The most recent releases landed on October 25, 2026 and October 19, 2026 respectively.

Scorecard3 real differences Ā· 3 level
OCCDEC Occasion Detection versus NoiseLog: the parameters behind the verdict, then further details
ParameterOCCDEC Occasion DetectionNoiseLog
PriceFreeFree
Update frequencyEvery 2 weeks — betterEvery 3 weeks
AdsNo — betterYes
In-app purchasesNoNo
DevicesiPhone, iPad, iPod — betteriPhone
Requires iOS15.1 — better17.0
Further details — not scored
Size32 MB4 MB
Age rating4+4+
DeveloperLineSpotting ABKai Hoeher

In-app purchases

None

OCCDEC Occasion Detection

No in-app purchases

None

NoiseLog

No in-app purchases

Questions

Is OCCDEC Occasion Detection free?
OCCDEC Occasion Detection is free to download, with no in-app purchases.
Is NoiseLog free?
NoiseLog is free to download, with no in-app purchases.
Do OCCDEC Occasion Detection or NoiseLog have ads?
NoiseLog shows ads; OCCDEC Occasion Detection does not.
Which is updated more often, OCCDEC Occasion Detection or NoiseLog?
OCCDEC Occasion Detection ships an update every 2 weeks, and NoiseLog every 3 weeks. Most recently, OCCDEC Occasion Detection was updated on October 25, 2026 and NoiseLog on October 19, 2026.

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