How We Rate Casinos

At On a Promise, we've developed a comprehensive methodology to evaluate and rate betting sites and casinos operating in the UK market. Our ratings are designed to help players make informed decisions based on what matters most. Below, we explain how we assess each casino across our key criteria.

1. Licensing & Regulation

We prioritise casinos that hold valid licences from recognised regulatory authorities. Our preference hierarchy includes:

Casinos operating without proper licensing receive significant rating deductions regardless of other positive attributes.

2. Game Selection & Software Providers

We evaluate the breadth and quality of gaming offerings, including:

Casinos with exclusive or unique games, plus partnerships with industry-leading developers, score higher.

3. Bonus Terms & Wagering Requirements

We examine the fairness and transparency of promotional offers:

We favour casinos with reasonable, player-friendly bonus structures and transparent T&Cs.

4. Payment Methods & Withdrawal Speed

We assess the range and reliability of banking options:

Fast, reliable withdrawals with minimal fees are highly valued.

5. Customer Support

We evaluate the quality and availability of customer service:

Casinos with responsive, helpful support teams and multiple contact channels receive higher ratings.

6. Mobile Experience

We assess the quality of mobile gaming:

Seamless, fast mobile experiences are increasingly important to our ratings.

7. Responsible Gaming Tools

We prioritise casinos that offer robust player protection features:

Casinos demonstrating genuine commitment to responsible gambling receive favourable ratings.

8. Our Rating Scale

We rate casinos on a scale of 1 to 10, where:

Our ratings are updated regularly to reflect changes in casino operations, new information, and player feedback. At On a Promise, our goal is to guide UK players towards safe, fair, and enjoyable casino experiences.