Operating system: Call of Duty: Mobile requires Android version 5.1 or above to run, iOS requirements are not stated; Free Fire requires Android 4.1 or above, and or iOS 8.0 or above.
Free Fire vs Call of Duty Mobile: Gameplay
Both Free Fire and Call of Duty: Mobile share the same battle royale dynamics, but have totally different gameplay physics. The movement of players and the handling of guns feels more animated and easy in Free Fire, whereas, in Call of Duty: Mobile the controls are a bit difficult as they are more realistic with heavy recoil and strength shaping.
(Image: Activision)
Call of Duty: Mobile allows 100 players to take part at once, whereas, Free Fire limits the number to 50 players. Due to this, the maps are larger and the matches are longer in Call of Duty: Mobile. A usual battle royale match takes around 30 minutes to complete, which is comparatively much longer than the 10 minutes it takes to finish a Free Fire map.