- Actions - HTTP Request Sender
- Actions by Moleskine Studio
- Actionstep
- ActionStudio-for GoPro videos
- Action Timer
- ActionTree
- Actionvil
- Activ
- Activ Sports
- Activ'Online
- Activa - App Monitor
- Activa Key BLE
- Activa tu chip Entel
- Activate Inspections
- Activate Uptime
- ACTIVATE! workspaces
- Active & Ageless
- Active Checklist
- Active Collab Timer
- Active Contacts
- Active Directory Assist
- Active Directory Assist Pro
- Active Eye | BLM GROUP
- Active Focus - Low Distraction
- Active Icons
- Active Knocker
- Active Pause
- Active Pro
- Active Speed
- Active Tap
- Active Tap
- Active Trees
- Active Witness Mobile
- Active+
- ACTIVE.MOBILE
- Active8 Fitness Health
- Active911 ActiveTeam
- ActiveAlert
- ActiveAuth
- ActiveCampaign
- ActiveCoder
- ActiveCollab: Work Management
- ActiveMeetings
- Activenet
- ActiveNow
- ActivePager
- ActivePrint - Enkripcija
- ActiveSignage
- Actividad en aula
- Activitap
- Activiteez
- Activity Aid
- Activity Log - Time Tracker
- Activity Manager
- Activity Timer
- ActivityRecommender
- Activix CRM
- Activo One System Controller
- ActivoBank
- ActivoTrader
- ACTLOC
- Acto Academia
- Acto Formulieren
- ActoGraph
- Actor Genie App
- Actor's Helper
- Actor's Wage Gauge
- ACTPrinter - Virtual Printer
- ACTrans
- ACTransito
- Actreg actuators
- Actriv
- ACTS Damage Prevention Summit
- Actuador Lineal
- Actual Budget - Your Finances
- Actualitate.net
- Limit Screen Time・Taskfulness
- Actura Canarias
- Actura12
- Acty
- Acty Glasses
- Acuarela Daycares
- Acubiz
- AcuDesign
- ACUHO-I Events
- AcuiCam Pro
- Acuite Construction
- Acuity Scheduling