If you want to stream video or audio to your TV or hi-fi system, it doesn't get much simpler or more affordable than Google's family of Chromecast streaming devices...

And although these streaming dongles won't exactly break the bank, there are still savings to be made which makes them even harder to resist.

So we've found the best online deals and savings for the Google Chromecast TV streamer, the Chromecast Audio music streamer and the latest addition, the Chromecast Ultra 4K video streamer.

For the uninitiated, the standard Chromecast dongle is a way of adding video services such as iPlayer, Netflix and more to your TV, while the Chromecast Audio is a brilliant way to turn any traditional hi-fi into a streaming music system. Want to watch 4K content? You need the Ultra.

MORE: Music streamer reviews

Best Chromecast deals

Google Chromecast Ultra

Tested at £69 / Now £69 at Currys PC World

Want a serving of 4K with your video streaming? Google's Chromecast Ultra can oblige, and with a 3 month Now TV Entertainment Pass for £5 (usually £20).

 

Google Chromecast Audio

Tested at £30 / Now £30.00 at Maplin

Google turns its hand to music streaming, with seriously impressive results - and you can save £5 with this deal.

Google Chromecast Audio review

 

Google Chromecast (2nd gen)

Tested at £30 / Now £23 at Tesco Direct - saving £7

A fiver off what's already a very affordable and capable product is a solid bargain in our eyes, plus it comes with a Now TV 3 month Entertainment Pass for £5 (usually £20).

Google Chromecast 2nd gen review

 

MORE: Best TV deals