No Deposit Bonus Betting Offer | 2020 Finding the Best No Deposit Bonus for You! The best betting sites offer their players plenty – whether as a new or existing customer. Generally, it’s the bonuses that draw people in, but there are some bonuses that may seem better than others. The no deposit betting bonus is one of them. Bettors love the option of being able to bet but without having to deposit first. Whilst it’s a type of bonus that rarely occurs – keeping your eye out for new betting sites, in particular, is worthwhile as they’re more likely to tempt you in with this type of bonus.