I've tested a few support chat apps making their rounds on AppSumo, but DM Champ is in a different category. The NLP (Natural Language Processing) is the best I've seen on the platform when it comes to sounding genuinely human. Not robotic, not templated. Human.

I deployed it as a support chat for a client and was impressed by how fast it got up to speed. Feed it your knowledge base and it learns quickly, then adapts to your brand's communication style and tone over time. Customer-facing support that actually sounds like your team wrote it.
The real standout? It handles appointment booking right inside the chat. Not "here's a Calendly link" -- it does the work. It checks Google Calendar, suggests available times, and once confirmed, sends a confirmation in the chat and via email. But here's the moment that sold me: I stepped away mid-setup and that afternoon, the bot sent me a follow-up email asking if I wanted to finish configuring the appointment flow. The support experience selling the support experience.

On the product side, Sohaib and the support team are responsive and fast to implement feedback. As a product designer, I hold apps to a high standard on UI and UX. Setup took about an hour including testing. The interface is clean, and when I flagged some improvements around calendar availability, they shipped it. I'd still like the bot response time to feel snappier -- they have speed settings but I wanted mine a bit faster. They said they'd look into it. Call it luck, but this is the pattern I keep seeing with the better AppSumo founders. They actually listen.

White labeling seals it. Full workspace customization so you can offer this as a branded support solution to your own clients. Say no more...you already know!