Chekov is a powerful voice checklist tool. It allows users to create checklists and execute them using voice response to list items. List can be organized into list groups. List items can include detailed descriptions and custom voice responses.

Key Features:
- Respond verbally to list items
- Skip or repeat list items
- Organize lists into list groups (i.e. for different aircraft, procedure sets, etc.)
- Create unlimited lists with unlimited list items (requires Pro version)

By default, Chekov allows for up to 10 lists, each with up to 10 list items. To unlock unlimited lists and unlimited items, as well as list sharing, upgrade to the Pro version from the Settings screen.