I have 5 cubes and I want to make boolean union.

How to do it in one go ?

Now, I know only know how to make union one step at the time.


1 Answer 1


For every boolean, i use the add-on BoolTool, go to user preferences > Add-ons > search Bool Tool :enter image description here

Then i create 5 cubes with crossing areas : enter image description here enter image description here

Select all your cubes with Ctrl+A, then use the Bool Tool Union operator : - Go to object > Bool Tool Operators > Union Or - Ctrl+Shift+C > Union

You should get this result : enter image description here

  • 1
    $\begingroup$ Unfortunately, this isn't compatible with 2.81 and there seem to be multiple issues $\endgroup$
    – Basic
    Feb 3, 2020 at 22:52
  • $\begingroup$ It worked for me in 2.90.0 $\endgroup$
    – Geri
    Sep 20, 2020 at 8:10

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