Filing taxes online in Australia is free, and I'm sure it's of comparable complexity.
This does not exist in the US the highest levels of government have no incentive to provide it.
This does not exist in the US the highest levels of government have no incentive to provide it.
But your point about the state income tax is well taken, this does make it a much harder problem here than in Australia.
This is a valuable podcast episode to listen to to learn more about this: https://www.npr.org/sections/money/2019/04/03/709656642/epis...
If you don't understand the tax forms, though, or can't figure out the codes, you are stuck paying someone. The IRS won't give definitive answers if you call them.