English version

labour-saving

From Longman Dictionary of Contemporary Englishlabour-savingˈlabour-ˌsaving British English, labor-saving American English adjective [only before noun]  EFFICIENTmaking it easier for you to do a particular joblabour-saving device/gadget/equipment etc
Examples from the Corpus
labour-saving device/gadget/equipment etcUsed many times every day, it is the most time and labour-saving device ever invented for cooks.In all, a labour-saving device for those with very large gardens.After the luxury of labour-saving devices it is just too tedious to go back to the old ways.If you can afford it, buy some labour-saving devices, like a washing machine.
From Longman Business Dictionarylabour-savingˈlabour-ˌsaving British English, labor-saving American English adjective [only before a noun] a labour-saving tool or piece of equipment makes a job easier or quicker to dolabour-saving devices such as dishwashers and washing machinesA rise in wage levels, he argued, encouraged employers to invest in labour-saving technology.
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