A UKGC licence is the base, not the whole test. See if RTP is clear, cash-outs...

https://www.thegamblest.com/online-slot-sites-in-2026-what-separates-the-good-platforms-from-the-rest/

A UKGC licence is the base, not the whole test. See if RTP is clear, cash-outs are fast, and tools to set limits, take a break or self-exclude are easy to use. These checks can help spot a smooth site and avoid one that adds stress before you play.