The phrase "almost never needs" is correct and usable in written English.
You can use it to describe something that rarely requires attention or action.
Example: "This software is so efficient that it almost never needs updates."
Alternatives: "hardly ever requires" or "seldom needs".
Gardeners almost never need all that horsepower, but the noise has come to symbolize their, well, masculinity.
It's quick to set up and in a week's use has almost never needed more than one attempt to recognise my thumb.
You almost never need to do anything with the money you earn, and so the city becomes merely a backdrop for driving from one mission to the next.
The use of native Ruby Red cattle at Cottage Farm means the cows are well suited to local conditions and almost never need assistance with calving or veterinary attention.
By bus * Greyhound buses are regular and reliable for inter-city journeys – and ideal for travellers who like to make up and amend plans as they go along, because you almost never need to book in advance.
We'll "almost never" need actually to use these tools, Kramer writes, because a "risk-averse" court "adjusts its behavior" to the views of "political leadership in the other branches".
Several statistical and data mining model types also support several dependent variables, but such functionality is almost never needed in QSAR modeling.
And now we can pay with a wave of a mobile phone, transfer funds by speaking into a watch and almost never need cash.
"I have been blessed with a good memory, so I almost never needed to take notes," writes Paulson, who also testified, "I did not know -- I had no knowledge of the size of the [CDO] claim of any bank".
We found that in practice the algorithm almost always joins neighbors or near-neighbors first, so it is almost never needed to reorder more than 7 clones around the junction.
