Many CRM products have come and gone on Appsumo and it's really hard to choose one because generally they are similar.

What I'm happy about here the team has already nurtured a product towards a bigger future (ClientJoy), so they have the expertise and wherewithal to manage this product (AgencyJoy) towards a similar future. It's a solid product with all the necessary features that one would need as a consultant or a marketing agency to better manage their workflow in terms of lead collection and management of the sales process.

Here is a full video review on YouTube: https://youtu.be/7HBRWSWFb2I