Which is the best DeFi exchange with no KYC?

We all know that centralized exchanges are a bad idea. Now that DeFi is more important than ever, I’m curious to hear what people think are the best DeFi exchanges that prioritize privacy and transparency.

So for discussions sake, what are your favorite DeFi exchanges and why are they your favorite?

Also, how are you buying cryptocurrency with fiat without KYC while maintaining privacy?

And while we’re at it, what are your favorite wallets for cold storage? For mobile devices? And for desktops?