Does it switch to Warm automatically when the time is up?

No. There is no timer, so you set Low, High or Warm yourself and turn the dial when cooking ends. You have to move it to Warm by hand.

How many people does the 4-quart size feed?

About four servings, or a 4-pound chicken. It is a good fit for couples and small families; larger households should look at a 6-quart or bigger cooker.

Is the insert dishwasher safe?

Yes. The stoneware insert and the glass lid are dishwasher safe. Hand washing the insert keeps the nonstick-free glaze in better shape over time.

Can I use it to brown meat first?

No. The stoneware insert is not meant for stovetop or oven browning. Brown meat in a separate pan before adding it if you want that flavor.

The slow cooker base, the stoneware insert and a glass lid. No timer, probe or extra accessories are included.

How does it compare with a programmable slow cooker?

It is simpler and cheaper in features. A programmable cooker adds a timer and automatic Warm, which matters if you are away all day; this one relies on you.