Test phone speakers with tones ranging from 0 Hz to 25 kHz. Use manual or automatic mode to assess performance. Perform stereo tests to evaluate sound quality. Clean speakers by generating frequencies to remove dust and buildup.
Measure angles of elevation, slope, and incline using device motion. Determine roll angles for vehicles and aircraft. Calculate roof pitch and antenna look angles. Align pictures and measure tape or chain slopes.
Search for cruises by destination, departure port, line, or travel dates. Filter and sort results by price, duration, and ratings. View detailed itineraries and book directly without email requests or pop-ups.
Measure surfaces for levelness and angles with high precision. Calibrate quickly and save settings automatically. Accurate to one tenth of a degree. Supports Retina displays. Align picture frames or check table surfaces.
Pay for remotely without street meters or receipts. Extend sessions manually or automatically. Receive expiration alerts and pay fines if applicable. View all sessions and payments in real time.
Track driving habits like braking, speeding, and phone use to earn points. Redeem points for cash gift cards from Amazon, Walmart, Visa, and other brands. Receive rewards based on safe driving behavior without significant battery impact.
Track tasks and reminders with customizable intervals and custom emojis. Set recurring events and view progress in a clean interface. Supports dark mode and works offline without ads or subscriptions.
Navigation provides turn-by-turn driving directions with live traffic updates. Download and use without internet. Explore new locations with detailed content. View traffic conditions to avoid congestion. Save and access without limits.
Create and customize photobooks and products with drag-and-drop layouts and design tools. Upload photos, select from multiple templates, and add text or captions. Place orders for and shipping directly through the .
Track vessels using real-time AIS data. View names, types, and destinations. Receive alerts when tracked vessels depart or arrive. Identify ships and monitor their movements globally.