HOI4 Tools
HOI4 Plane Designer Calculator
Calculates plane stats from local HOI4 v1.19.2.0 airframe module slots, engines, weapons, and special modules. Official images and original game files are not stored.
Saved Designs
No saved design selected
Airframe Family
Current airframe research preset only allows airframes unlocked by 1936.
Role
Research Year
Airframe Research
Parts Research
Current parts research preset only allows modules unlocked by 1936.
Aircraft Blueprint
Small Airframe / 1936 Basic Small Airframe / Fighter
Forward / Primary Weapons
Nose and forward wing weapon slots
Wings / Payload
Auxiliary weapons, bomb load, and torpedo equipment
Upper / Avionics
Radar, navigation, and targeting equipment
Rear / Engine
Rear propulsion equipment
Lower / Mission Systems
Defense, fuel, and mission support modules
Mission Performance
Mission-specific module modifiers are shown separately from base stats.
Air Doctrine Settings
Grand Doctrine · Subdoctrines · Mastery
Set air Grand Doctrines, Subdoctrines, and Mastery levels used by aircraft calculations. Bonuses below activate as Mastery levels change.