They also show a higher number of sessions per day and a higher average session length (8 minutes). A GameAnalytics study revealed that idle game players have a stickiness of 18%, compared to 10.5% for other hyper-casual titles. This sub-category of games which are known as incremental games or clicker games can have impressive retention rates and session length when compared to other types of games. Idle games present gamers with an opportunity to play games with long-term targets, test their problem-solving skills and gain incremental rewards over time.