- Wide range of English crossword puzzles (American-style / NYT)
- Four difficulty levels: Easy, Medium, Hard and Very Hard
- Sizes: Minis, Midis and Regular (15x15)
- Themes: Both themed and themeless crosswords
- Smart Look Up: get word suggestions when you have trouble with tricky clues
- Dark Mode: use the dark color scheme for improved visual comfort
- Multi-word Entry Hints: optionally see whether an answer consists of two or more words
- Smart Step: skip filled cells when navigating through the puzzle
- Lock Completed Words: keep letters that are guessed correctly locked
- Incorrect Puzzle Assistance: reminds you when the puzzle is filled but has incorrect cells
- Help: reveal letters, words or the entire puzzle in case you get stuck
- Show Errors: highlight the incorrect letters
- Clear Errors: easily remove all incorrect letters
- Offline Mode: puzzles available even when you don't have an Internet connection
- Polished User Interface: easy and modern way to navigate through the puzzle cells and clues
- Provides crossword puzzles from a wide range of constructors, including independent and underrepresented cruciverbalists, as well as many industry leader crossword constructors with work published in major newspapers like The New York Times, The Washington Post, USA TODAY, The Wall Street Journal, Los Angeles Times, among others.