Pickleball, paddle tennis, and Padel are three racket sports that have exploded in popularity across the US. At first appearance, these three sports appear to be extremely similar. Padel has grown from a niche import to a mainstream sport with thousands of courts and a professional league in the US, while pickleball has been the fastest-growing sport in the country for several years running.
Other similar sports that use racquets and tennis balls include Padel Ball, Beach Tennis, Squash, etc.