Spotify Premium - 3 months for £0.99 Introductory Offer
Spotify have one of their introductory offers back on - 99p for 3 months of Premium.
Offer not available to users who already tried Premium. Offer ends 30 Jun 2019.
Apparently if you've already used Premium at some point (but aren't currently subscribing) you can get 3 months for £9.99.
* Please note that all prices are correct at the time of posting. However prices can vary quickly and significantly without warning.