Free base game with 20 European countries. Optional in-app purchases: ticket packs, continent expansions (Americas, Africa, Asia & Oceania), and Remove Ads.
Not given
Key features
8,000 handcrafted puzzle boards
800 real nature reserves
2,000+ species to meet
Pure deduction gameplay with no guessing required
Cloud sync and offline play
Ranger Album with species facts
Daily Adventure with real parks
Friends and leaderboards
Puzzle progression from 5x5 to 10x10
New puzzle every day at midnight in local time zone
Build words of four or more letters using center letter
Each tile can be used once per word
Streak tracking by solving the nine-letter word
Archive of past puzzles available to play
Optional daily email subscription
No account or login required
Built for single thumb play
What makes it different
Real nature reserves as puzzle boards with accurate habitat and species information
Completely offline gameplay with all content bundled in the app
Zero guessing puzzle design philosophy
Free base game with optional expansions
No dark patterns or engagement manipulation
Same grid for everyone each day without competitive leaderboards
No ads, no app needed, plays in any web browser
Includes Journal with strategy guides and focus articles
Wild Sudoku
Ninefold