Best apps like SQM Mobile

AstroVitals

Live N.I.N.A. rig monitor

Free

Monitor your telescope's vital signs remotely from your iPhone, iPad, or Apple Watch. View guiding, focus, image quality, and sequence progress on a glanceable dashboard. Receive smart alerts and optionally control your imaging session.

Haptic Watch Metronome

Metronome on Your Watch

$1.99

A fast, precise, and distraction-free metronome designed for musicians. It offers ultra-low latency with synchronized haptic and audio feedback, allowing for instant rhythm locking directly from your wrist. No iPhone required, just tap, set tempo, and play.

Dark Sky Meter

by DDQ

$1.99

This application utilizes your device's camera to measure the brightness of the night sky. The collected data can be optionally shared with scientific researchers worldwide.

Rocketwatchr

SpaceX, NASA launch schedule

Free

Stay updated on all upcoming rocket launches from major space agencies and companies. Watch live streams, view detailed schedules, and receive customizable notifications for launches, delays, and mission outcomes.

Bubble Level + Compass Pro

Watch-enabled Level & Compass

$0.99

This utility app provides a precise spirit level and compass for your iPhone and Apple Watch. Get live readings on your wrist, even when your phone's screen is out of sight. Features include bullseye, horizontal, and vertical levels with 0.1-degree precision.

POLARIE U

by Vixen Co., Ltd.

Free

This app enhances night sky photography by controlling a star tracker. It offers various rotation speeds, camera shutter control, and advanced imaging modes for creating stunning time-lapses and HDR images of celestial objects.