Best altitude checker alternatives: apps like altitude checker - measurement

海拔高度表-实时海拔仪GPS经纬度定位水印相机指南针气压数据

居家旅行必备，小红书打卡神器

Free

This app provides real-time altitude, GPS coordinates, and environmental data for outdoor activities. It features a smart compass, sunrise/sunset times, and a level tool for accurate measurements. Designed for hikers, climbers, and explorers, it ensures you stay informed and safe in any environment.

MusicAdept: Metronome & Tuner

PDF Sheet Music & Ear Training

Free

This app combines a metronome, tuner, ear training tools, and a sheet music reader into a single utility. It offers advanced features for rhythm practice, pitch detection, note reading, and score management, all within an ad-free environment.