Sound Amplifier: Hear Boost

About this app

Turn your iPhone into a powerful Sound Amplifier & Volume Booster. Never miss a conversation again. Whether you are in a noisy restaurant, a lecture hall, or watching TV, this app amplifies sound in real-time and brings clarity directly to your headphones. EXCLUSIVE FEATURE: INSTANT REPLAY Did you miss what they just said? Don't ask them to repeat. • Tap the "Replay" button to instantly rewind the last 30 seconds of audio. • Listen again, louder and clearer. TOP FEATURES: • Sound Amplifier: Boost volume beyond normal limits for crystal clear hearing. • Microphone Boost: Uses your phone's advanced microphone to capture distant sounds. • Works with Any Headphones: Compatible with AirPods, Bluetooth headsets, and wired earbuds. • Background Mode: Continue listening even when your screen is off to save battery. • Live Waveform: See the sound visualization in real-time. PERFECT FOR: • Conversations in crowded places. • Hearing the TV without blasting the volume. • Lectures, meetings, and interviews. • Anyone needing a temporary hearing boost. SIMPLE & PRIVATE: No account required. No data collection. Just plug in your headphones and tap the Power button. COMPATIBILITY: Works best with wired headphones for zero latency. Also supports AirPods and Bluetooth devices (A2DP). Note: This app is a sound amplification tool and is not a medical device. — Subscription automatically renews unless canceled at least 24 hours before the period ends. Manage subscriptions in Settings > Apple ID. Terms of Use: https://www.apple.com/legal/internet-services/itunes/dev/stdeula/ Privacy Policy: https://sites.google.com/view/hearing-aid-app/accueil

Bug fixes and performance improvements.

Momentum comes from crawler snapshots for the tracked storefront. “Viral growth signal” means unusually fast recent rating gains; it is an indicator, not download data.

1. First observed Aug 12, 2026 · 4:27 PM Free