Does what it says on the tin - Idioms by The Free Dictionary
does what it says on the tin
Also found in: Acronyms
does (exactly) what it says on the tin
(Something) does precisely what it claims or is supposed to do. Primarily heard in UK, Ireland. This budget hostel isn't glamorous but does exactly what it says on the tin: it gives you a place to sleep at a very affordable price. This no-frills antivirus software is straightforward and does what it says on the tin.
(it) does (eˌxactly) what it says on the ˈtin (informal, saying) used to say that something is as good or effective as it claims to be, or that it really does what it claims to do. This expression is especially used when you are comparing publicity and advertisements with actual products: I paid £150 for this camera and am more than happy with it. It does exactly what it says on the tin!