Apps like Ad Astra: Star Atlas

Here are some great alternatives to Ad Astra: Star Atlas by Surfcheck :
Sky Observation App
Sky Observation App
★3.4
Star Walk 2 Plus: Sky Map View
Star Walk 2 Plus: Sky Map View
★4.6
Stellarium Mobile - Star Map
Stellarium Mobile - Star Map
★4.8
SkySafari 7 Pro
SkySafari 7 Pro
★4.4
Stellarium Plus - Star Map
Stellarium Plus - Star Map
★4.7
TheSkyLive
TheSkyLive
★4.4
DSO Planner (Astronomy)
DSO Planner (Astronomy)
★4.7
Star Gazer - Night Sky View
Star Gazer - Night Sky View
★4.4
Star Roam Sky Map Planet
Star Roam Sky Map Planet
★4.5
Singularity by Vaonis
Singularity by Vaonis
★3.6
Unistellar
Unistellar
★3.6
Mobile Observatory Astronomy
Mobile Observatory Astronomy
★4.5
Astrolapp Live Sky Map
Astrolapp Live Sky Map
★4.5
SkySafari 7 Plus
SkySafari 7 Plus
★4.3
Universe Star Finder 3D
Universe Star Finder 3D
★3.8
SkyView® Explore the Universe
SkyView® Explore the Universe
★4.4