You can find many free apps, and some you have to pay for online, but what type of blueprint are you trying to make?
Answer:
SketchUp.
AutoCAD Architecture.
Civil 3D.
AutoCAD LT.
SmartDraw.
Sweet Home 3D.
Draft it.
Floorplanner.
Step-by-step explanation:
3.4m questions
4.3m answers