Deposit bonuses are the most common way to get players signed up to the online casino. Practically every casino offers a deposit bonus of some sort. These range from 50% to 400%. The lower figure is generally for the high roller, eg, deposit £1000 get £500 free.

The most standard bonus is to deposit an amount and get it matched 100% by the casino. You can see the list of casinos on the homepage. I'll just list the most generous ones in terms of percentages bonuses here. As 100% is standard, no point in listing those, just go on the homepage to find all the bonuses.

Bet365 gives one of the best sign-up bonuses in the industry.

New Player Bonus of up to £100

Select BONUS100 when making your deposit

• Your first deposit/transfer (minimum £10) to Casino will qualify for a 100% matched bonus, up to a maximum of £100. This is your ‘qualifying deposit/transfer'. Select the Offer Code BONUS100 when making your qualifying deposit/transfer.
• You will need to wager the amount of your qualifying deposit/transfer (capped at £100) and bonus 20 times on eligible games before you can withdraw your bonus funds and any winnings from them. Not all games contribute, or contribute at the same rate towards the wagering requirement. Please see Full Offer Terms and Conditions.
• Any funds that you deposit/transfer above your qualifying deposit/transfer (capped at £100) can be withdrawn at your discretion without any impact on this offer. These funds will be held in and can be withdrawn from your ‘Withdrawable balance'.
• Bonus funds cannot be used in Live Dealer games.
• When this bonus is active, winnings from your deposits/transfers will be paid into your ‘My Funds' balance. You can withdraw from your My Funds balance at any point. You will, however, forfeit the bonus and all funds held in your Bonus Funds balance if you withdraw from your My Funds balance prior to completing the wagering requirement.
• Minimal risk wagering on all versions of Roulette (which is defined as placing bets in such a way whereby the coverage of betting options exceeds 67% of all betting options), and all versions of Baccarat (which is defined as placing bets on both Player and Banker at the same time), will not contribute towards the bonus wagering requirements.
• A bet on a single game round cannot exceed 30% of the matched bonus.
• If the wagering requirement has not been met within 30 days of your qualifying deposit/transfer, any funds held in the Bonus Funds balance will be removed.
• This offer is only available to new and eligible customers.