Tone Keto Avis As you have read in the Tone Keto Avis review, this product is available only at the online store of the official website. The Tone Keto Avis cost $92.95 and it comes with 30 days money-back guarantee and free delivery to any corner of the world. Tone Keto Avis is committed to fulfill its promises and work as a helping companion in your workout journey. But, in any case, customers are not satisfied with the product they can always return used and unused bottles to the firm. This offers is only valid if Tone Keto Avis is bought directly from the makers. But it recommended reading all the terms and policy before rushing into any decision making.