SoundClass vs Nora
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
SoundClass
This app uses AI to detect and record various sounds in your environment, providing real-time alerts. It's particularly useful for nighttime awareness, sleep analysis, and documenting incidents.
- AI sound detection
- Real-time alerts
- Sleep quality analysis
- Sound recording and playback
- Mosquito and animal sound detection
- Everyday sound identification
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Turn your iPhone or iPad into a personal AI sound detector. SoundClass recognizes important sounds around you, keeps a clear detection history, and helps its models adapt to your environment. HOW IT WORKS 1. Choose a category: Animals, Baby, Health, Mosquitoes, or Security. 2. Start detection and select the sensitivity that fits your room. 3. Receive a local notification when SoundClass confirms a sound. 4. Review saved audio detections as correct, incorrect, or another sound. 5. Use those reviews to train improved models for your environment. SOUNDS SOUNDCLASS CAN RECOGNIZE • Cats, dogs, and mice • Baby crying and snoring • Coughing, sneezing, and snoring • Mosquito activity • Door knocks, glass breaking, gunshots, and alarm sirens FEATURES • Live AI sound recognition on your device • Adjustable sensitivity and fine-tuning controls • Detection history with audio clips and confidence details • Audio review and personalized model training • Local notifications for confirmed detections • Optional HomeKit light response • Multiple themes with light and dark appearance Recognition accuracy can vary with distance, background noise, device placement, microphone quality, and the sound itself. SoundClass is an assistive utility and must not be used as an emergency, medical, security, or safety-critical alert system. Terms of Use (EULA): https://www.apple.com/legal/internet-services/itunes/dev/stdeula/ GoldTime Terms and Conditions: https://goldtime.com.ar/terms.html
Nora
This app listens for important sounds and alerts you with visual or haptic feedback. It supports over 70 sounds, including emergency alerts, and offers customizable notifications for deaf and hard-of-hearing users.
- On-device sound recognition
- Customizable visual and vibration alerts
- Listens for over 70 sounds
- Name detection
- Ambient listening screen
- Preset modes (Home, Sleep, Work, Outdoors)
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Nora is a sound detection app built for the deaf and hard-of-hearing community. Whether you're at home, asleep, or out and about, Nora listens for the sounds that matter and alerts you instantly — so you never miss what's happening around you. HOW IT WORKS Nora uses Apple's on-device sound recognition to continuously monitor your surroundings. When it detects a sound you care about, it alerts you through a full-screen flash, vibration, and notification — all customisable to your needs. WHAT NORA LISTENS FOR • Doorbells, door knocks & intercoms • Smoke alarms, fire alarms & CO detectors • Phone ringing, alarm clocks & notifications • Baby crying, dogs barking & people sounds • Your name being called • Emergency sirens & safety alerts • 70+ sounds across 11 categories SMART ALERTS • Full-screen colour flash when a sound is detected • Critical safety alerts stay on screen until you dismiss them • Notification banners when you're using another app • LED torch flash — works with the phone face-down • Vibration patterns that vary by urgency • Emergency contact texting for critical alerts NAME DETECTION Nora can listen for your name being called — ideal for busy households or noisy environments. Powered by Apple's speech recognition. AMBIENT LISTENING SCREEN A minimal dark screen that stays on quietly while Nora monitors — perfect for leaving on a table or nightstand. Non-critical detections appear briefly; critical alerts lock the screen until you tap. FULLY CUSTOMISABLE • Choose exactly which sounds to monitor • One-tap presets: Home, Sleep, Work, Outdoors • Adjust detection sensitivity • Customise flash colour • Set quiet hours to pause non-critical alerts FREE, PRO & ELITE Get started free with the most essential sounds. Upgrade to Pro for 50+ sounds across all categories, or go Elite to add wildlife safety alerts. PRIVACY All sound detection is on-device — no audio is ever recorded or sent anywhere. Name detection uses Apple's speech recognition service.
Screenshots
Verdict
The clearest difference is rating: Nora at 5.0 against SoundClass's 4.4. Nora also leads on ads (none vs shown) and iOS requirement (17.6 vs 26.0). SoundClass's advantage is ratings volume (10 vs 1). On price, update cadence, in-app purchases and monetization model 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. SoundClass sells 7 in-app purchases, starting at $4.99 per month and Nora sells 2 one-off in-app purchases. Whichever you choose, the download price is not the number that matters.
Nora holds the better App Store score, 5.0 against 4.4. That said, the two scores are not equally well evidenced: SoundClass has 10 ratings behind it against 1, so its average is the more settled of the two.
SoundClass ships an update every 10 days, Nora weekly. The most recent releases landed on October 24, 2026 and October 8, 2026 respectively.
| Parameter | SoundClass | Nora |
|---|---|---|
| Price | Free | Free |
| Rating | 4.4 (10 ratings) | 5.0 (1 ratings) — better |
| Number of ratings | 10 — better | 1 |
| Update frequency | Every 10 days | Weekly — better |
| Ads | Yes | No — better |
| In-app purchases | Yes | Yes |
| Monetization | Free with in-app purchases | Freemium |
| Devices | iPhone, iPad | iPhone, iPad |
| Requires iOS | 26.0 | 17.6 — better |
| Further details — not scored | ||
| Size | 54 MB | 6 MB |
| Age rating | 12+ | 4+ |
| Developer | Javier Ariel Bargas | Emma Taylor |
Customer experience
SoundClass
Nora
In-app purchases
SoundClass
- Gold Monthly$4.991 Month
- Gold Yearly$44.991 Year
- Battery x 10$0.99
- 100 Credits$0.99
- Battery x 40$1.99
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- 500 Credits$2.99
- 1000 Credits$4.99
Nora
- Nora Pro$4.99
- Nora Elite$9.99








