- Astro Locator
- Astro Time Lapse
- AstroDSLR
- AstroGuider
- AstroImager
- Astrolabe
- APOD Astronomy Picture Widgets
- APOD — Astronomy Picture
- Astropad Studio
- Astrophoto
- AstroTelescope
- ASTV
- ASUS RECO
- AT-146
- AT-96
- AT-MPOView - Simple viewer for the picture by 3D camera
- Atavistic
- ATEAS
- Atelier Pics Editor
- Atem Graphics
- ATEMControl
- ATEMTally
- ATF AR
- ATGA DashCam
- Athena Admin
- ATIS EasyView
- Atkinson
- Atlanta Eats
- Atlantis AR
- Atlas Wallpaper
- Atlas Witness - Camera
- Atlentis
- Atman Vidéo
- Atmo: Live Relaxing HD Scenes
- AtomCam
- Atomizer AUv3 Plugin
- ATOMOS - Remote
- AtomUhr PRO - Genaue Uhrzeit
- Atria StoryWise
- Attez
- Attez 2.0
- Attop Club
- ATTOP GO
- ATVStreamer - for Apple TV