Sarah Clarke

Slots & UX Editor

Sarah Clarke has spent eight years immersed in the mechanics of online slot design, accumulating hands-on reviews of over 5,000 individual titles across every major provider and sub-genre. What sets Sarah apart is her dual lens: she approaches each game simultaneously as a player and as a UX analyst, evaluating not just the mathematics but the entire experience — how the interface communicates volatility, how bonus triggers are signposted, whether the mobile layout degrades gracefully on smaller screens, and whether the visual storytelling earns the player's engagement or merely exploits it. She believes strongly that great slot design and transparent, fair game mechanics are not mutually exclusive, and her reviews hold providers accountable to both standards. Sarah's editorial approach was shaped by a background in interactive design and consumer psychology, which she applies to dissect the increasingly sophisticated emotional engineering embedded in modern slot titles. She is particularly focused on how studios use near-miss mechanics, audio design and win celebration sequences — areas where the line between engagement and manipulation is thin, and where UKGC guidance continues to evolve. Her feature analyses have identified bonus structures that perform significantly below their published RTPs in real-session conditions, contributing to operator-level corrections. At Casimo, Sarah manages the full slot review pipeline and has built the platform's provider ranking system from the ground up. She tests every title on both desktop and mobile before publishing, and maintains a live database of RTP discrepancies between certified figures and operator-configured values. Her work is trusted by UK players who want a reviewer who has genuinely played the game — not just summarised the paytable.