Satellite Tracker vs Ham Learning

See exactly what's flying over your head right now with SatTrack. Track the International Space Station (ISS), Starlink, weather and navigation satellites — hundreds of objects in real time on a world map. Find out when each one will pass overhead, then point your phone at the sky in AR to see where it really is. LIVE SATELLITE MAP • Track hundreds of satellites on a real-time world map • Color-coded group filters: space stations, weather, navigation, scientific, amateur radio, Starlink, naked-eye visible • Tap any satellite for live position, altitude, speed and orbit details VISIBLE PASSES • Calculate when satellites will pass over your exact location • See start time, direction, peak elevation and visibility quality • Get notified before a visible pass begins — never miss one • Polar sky-track diagram shows the full path of each pass AR SKY VIEW • Point your phone at the sky and see satellites in their real positions • Tap to learn what each satellite does and which country owns it SATELLITE PROFILE • Type, owner country, launch date and current status • Discover what every satellite is used for • Star your favorites for instant access WEATHER-AWARE PASSES • Cloud-cover forecast on every pass — know in advance if your sky will be clear • Live cloud data for your location, powered by Apple Weather LAUNCHES, WIDGETS & MORE • Upcoming rocket launches and Starlink train alerts • Home Screen widget and Live Activity countdown for the next pass • Share beautiful pass cards with friends WHY SATTRACK? • Completely free, no ads • Up-to-date orbital data (Celestrak) • Clean, fast, beautiful design • Privacy-first — your location stays on your device, never sent to any server Whether you want to spot the ISS with your naked eye, catch a Starlink train, or explore the night sky with your kid: SatTrack puts space in the palm of your hand. For amateur astronomers, space enthusiasts and anyone curious about what's flying overhead.

Ham Learning is a complete, offline-first study companion for amateur radio — from your first Technician ticket all the way to Extra, plus real Morse-code training and live shortwave listening. STUDY FOR YOUR LICENSE • Full US FCC question pools — Technician, General, and Extra (1,400+ questions). • Mock exams with scoring, full question review, and a progress dashboard (study streak, exams attempted, pass rate, per-subelement mastery). • Hundreds of plain-English lessons on operating, rules, electronics, and safety. • Interactive Q-codes, phonetic alphabet, glossary, and a tiered band chart. MASTER MORSE CODE • Koch-method trainer with adjustable Farnsworth spacing, character speed, and tone. • Real-time on-device Morse decoder — point it at received CW and read the text. • Send-it-yourself paddle with a tap-key decoder and live pulse-ring feedback. LISTEN LIVE • Curated WebSDR receivers from around the world. • Built-in SWL logbook — frequency and mode auto-filled from the live receiver, plus callsign, RST, and notes; export the whole log as CSV. CALCULATORS & LABS • Wavelength, dipole/vertical length, Ohm's law, dB, SWR, LC resonance, coax loss, RF-exposure, and Maidenhead grid tools. • Interactive circuit lab and antenna-pattern lab. BUILT RIGHT • Offline-first — works without a connection and degrades gracefully. • No account. No ads. No tracking. • Light/dark themes and adjustable font size. 73 and good luck on your exam — de A41UX.