Help with plans

[AbecEngineering]

I want to make plans/blueprints for a build I'm going to make is there any programs to assist me like an iPhone app or Internet based I can use

 

[kjk]

you can download draftsight for free here: https://www.3ds.com/products-services/draftsight-cad-software/free-download/

and run that on your PC, or you could use fusion360 (free for personal use) on the internet. Have a look here: http://www.autodesk.com/education/free-software/fusion-360

 

[kvom]

Take a look at OnShape. Completely cloud based and free to hobby users.