Hi I use Photoshop cc and Lightroom trying to decide if adobe stock would be of use and what the cost would be.
Thanks for your interest in Adobe Stock - details of the purchase options can be found here - Adobe Stock - high quality royalty free stock photos and video | Adobe Stock
To learn more about Adobe Stock see Adobe Stock Help | Common Questions
Please check the below links that might answer all your queries:
FAQ/Common Questions: https://helpx.adobe.com/stock/faq.html