Playlister offers Lite plans for people who have their own Apple TVs. If you do not have an Apple TV, a brand new one is included in the Pro plan. You can invest in Lite and/or Pro on a commitment-free monthly plan or you can save money by investing in an annual plan. You can buy classroom separately from at home and vice-versa.
More about pricing can be found here: https://www.playlister.app/pricing