Polar Scope Align Pro 7.3

Polar Scope Align Pro is a complete toolkit for amateur astronomers: accurate polar alignment, deep-sky observing, astro weather, push-to/manual GoTo, iOptron mount WiFi control, widgets and more.

filecart iOS Updated Oct 23, 2026
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About Polar Scope Align Pro

Polar Scope Align Pro is a complete toolkit for amateur astronomers: accurate polar alignment, deep-sky observing, astro weather, push-to/manual GoTo, iOptron mount WiFi control, widgets and more. All features and updates are free forever. Optional in-app purchases are just tips to support development.

POLAR ALIGNMENT
o Calculates Polaris or ? Octantis position for 30+ reticle types: iOptron, Astro-Physics, Takahashi, Skywatcher, Vixen, Celestron, Orion, Astrotrac and others*
o Atmospheric refraction correction for accuracy at any latitude
o Works with or without a polar scope

ALIGNMENT WITHOUT A POLAR SCOPE
o Daytime / No Polar Scope Alignment: works day and night with just your phone's gyro
o Camera Azimuth Calibration: use sun/moon/stars to calibrate gyro and align accurately without a compass, immune to magnetic interference
o Laser / Hop Align: nighttime alignment for maximum accuracy with a laser or a scope with no view of Polaris
o Live sky map guides you to the celestial pole in real time
o Sun Finder helps you point your filtered telescope/telephoto to the Sun

PUSH TO (MANUAL GOTO)
o Attach your phone to any scope and convert it to manual/push GoTo
o Select from a large database and use direct push or more accurate hop-to mode

DEEP SKY OBJECT DATABASE
o 22,000+ objects with altitude graphs, rise/set times and more info
o Save and manage curated observing lists
o Filter, search, sort and push to any target

XASTERIA ASTRO WEATHER
o Hourly astronomy forecasts from 7Timer, OpenWeather, MET Norway and Apple Weather, plus a configurable Multi-source forecast
o Animated satellite Cloud Map with recent EUMETSAT and NASA infrared imagery
o Aurora forecasts
o ISS and bright satellite passes with an All Sky night chart, individual sky charts, live map tracking, and Tiangong and Hubble views
o Solar eclipse tool with past and future eclipses, live mode with audio cues
o Experimental eclipse camera for automated photoshoots of partial phase, diamond ring, Baily's beads, totality bracketing
o Interactive light pollution map using World Atlas and recent VIIRS data

CALCULATORS & TOOLS
o 30+ calculators for observing and astrophotography
o Moon phase calendar with altitude graphs
o Solar eclipse calculator and simulator
o Bubble level & Compass

IOPTRON WIFI MOUNT CONTROL
o Connect to WiFi-enabled iOptron mounts (HAE, HAZ, HEM, CEM, GEM and more)
o Automatic date/time/location setup
o Switch between Equatorial and Alt-Az on mounts that support both
o Move & Sync: directional control with a live sky map
o Point GoTo: aim your phone at a patch of sky and send the mount there
o Current Point Query: find out what the mount is pointing at
o GoTo any object from the DSO Database

NIGHT-FRIENDLY
o Red, green or white night mode with dimmer

WIDGETS
o Configurable Tonight and Multi astronomy weather forecasts
o Upcoming bright satellite passes
o Aurora probability, activity forecast and NOAA aurora map

* Full list of supported reticles:
Astro-Physics RAPAS & PASILL, iOptron, the latest Orion / Skywatcher, the Classic Skywatcher / Orion / Celestron / Meade / EXOS2 / Bresser / MSM, various versions of Takahashi EM-10/11/200/400/500, NJP, PM-1, P2-Z, the Telrad, Rigel QuikFinder, a couple for Astrotrac / Losmandy / Kenko / Avalon, the Vixen PF-L/Atlux/SX/SXD/SXP/AXD/GP/GP-DX/Polarie Polar Axis Scopes, a Konus and several Polar Finders: Tuthill, Explore Scientific 8x50, Meade 9x60, Vixen Polaris, Celestron 7x50, Carton Optical. PoleMaster help view for South Hemisphere users.

License: Commercial
Release info Update on Oct 23, 2026
Release notes o Mount WiFi Control now supports Pegasus NYX alongside iOptron mounts, with experimental ZWO and OnStep support.
o Major DSO Database update:
o Redesigned object details show distance from the Moon and stay up to date as time passes.
o Altitude charts can show the Moon and the time an object spends at a useful altitude in darkness. Tap or drag to inspect another time.
o Mark objects as observed, add notes, copy details and share charts. Notes can be printed, exported or backed up for import.
o Sort by rise, set or transit time, or by time above a useful altitude, directly from the object list.
o Added Ceres, Pallas, Vesta and Juno, plus brightness or opacity classes for Sharpless and Barnard objects.
o Show objects on a sky map even when they are below the horizon, and switch between horizon and equatorial charts.
o Sky maps gain optional coordinate grids, constellation lines and full names, adjustable labels and natural star colours.
o Camera Azimuth Calibration now switches to Night View after dusk, with a Brighten slider and manual or automatic focus.
o Daytime Alignment shows clearer coordinates, corrections and direction arrows.
o Location dropdown now places favourites before recent locations and recognises nearby saved favourites.
o Xasteria weather improvements:
o Rain and snow icons can show precipitation amounts.
o Satellite All Sky Map gains Full Night and Remaining Tonight views.
o Weather Multi widget can show a second location and start its forecast now or tonight.
o Fixed widget appearance with tinted icons.
o Improved night mode for maps and when launching or reopening the app.

A quick rating or review on the App Store is always appreciated. For suggestions or feedback:
http://astro.ecuadors.net
Listing dataApp Store

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