When looking for a casino with free sign up bonus, it is essential to read the terms and conditions carefully. Not all bonuses are created equal, so make sure to compare offers. Some casinos may require a deposit before claiming the bonus, while others offer it upon registration. Additionally, check the wagering requirements to understand how many times you need to play through the bonus amount. Lastly, consider the game contributions, as not all games may contribute equally towards fulfilling the wagering requirements.