Test audio output with customizable sound tones to evaluate speaker performance. Measure decibels and hertz using a built-in sound level meter. Check microphone quality by analyzing sound input levels.
by Appchi LLC★ 4.637,327 ratingsMusicFreeData updated 2026-11-12
Turns phone into a high-definition source for OBS Studio. Stream or record virtual events with live video and audio. Supports real-time input for content creation. Integrates with OBS for broadcasting and recording.
Test performance with frequency analysis and decibel measurement. Clean speakers by removing trapped water. Generate pure tones for testing or tuning. Calibrate audio equipment for accurate sound output.
Nd play custom sound waves with adjustable frequency from 0 to 20,000 Hz and customizable duration. speakers using built-in sound waves in standard or turbo mode.
Create custom sound mixes with ambient noises, nature , rain, meditation, and white noise. Play soothing to help fall asleep, relieve insomnia, and reduce stress. Set timers and track patterns to improve overall quality.
Take during conversations, meetings, or lectures with AI-powered transcription. Summarize long or YouTube videos instantly. Simplify complex text for better understanding. Export and access premium features without ads.
Measure sound levels using the built-in microphone. Display decibels in dBA with a digital readout. Show minimum, average, and maximum values. Visualize sound levels with a graph line.
Stream or download from the cloud. Boost for enhanced low frequencies. Adjust audio settings for clearer sound. Control playback with a built-in player. Sync with devices for seamless listening.
Explore surroundings with Wi-Fi and Bluetooth scans
Helps users identify nearby Wi-Fi and Bluetooth devices. It uses the magnetometer sensor to detect magnetic field changes. The includes an infrared filter tool for analyzing environmental light conditions.
Identifies and deletes duplicate files, removes Live Photos, clears unused screenshots, and compresses large videos. Users can organize , free up space, and improve device performance through simple tap actions.
Secure internet browsing with end-to-end encryption. Protect data on public Wi-Fi. Access fast servers for streaming and gaming. No ads or logs. Set up a 7-day free trial. Cancel subscription anytime.
Create custom and symbols by drawing on the screen. Use 50+ pre-designed and Kaomojis in any via keyboard extension. Customize keyboard with wallpapers and system emojis. Design handwriting and share creations.
Generate numbers, flip coins, or roll dice. Create and shuffle lists for giveaways. Pick names from any list. Select colors or generate passwords. Use pre-set templates or customize options for selection.
Measure sound levels with a decibel meter that displays current, maximum, and average values. View values on a gauge and in a graph. Set and track sound level measurements. Share results directly. No in- purchases required.
Allows users to type in 30+ special English , 130 symbols, and over 30 emojis. Features a simple interface with no ads and a small installation size. Includes setup and usage tutorials for easy navigation.
Identifies and removes duplicate photos, including similar images, live photos, and screenshots. It compresses photos to save space. It merges duplicate contacts with a single tap. It finds and deletes large or unwanted files like videos.
Scan and edit PDF files, convert documents to editable formats. Recognize text from scanned images and ID photos. Export files to office formats. View and annotate PDFs. Convert scanned pages to high-quality digital files.
Tracks from popular music genres like Rock, Pop, Hip-Hop, and Dance. Choose different sets to customize your sound. Access reworked classical pieces as contemporary compositions. Tap to beats and follow along with visual cues.
Track counts for up to 3 players with a one-time purchase for unlimited tracking. View historical data and frequency of use. Supports restrictions for high school and youth leagues with an annual subscription. Includes Smart rules.