Otter Spotter

🦦 The otter pups have scattered across the pond and hidden from Mother Otter again. Help her find every single one! Otter Spotter is a cozy logic puzzle built on the sudoku mechanic. There is no randomness here: every level is solved by pure reasoning, never by guessing. The rules take a minute to learn, and the boards keep getting trickier. 🏆 Tournaments — compete with other players and climb the leaderboard 🔥 Streak bonus — play 7 days in a row and claim your rewards ✨ A special reward for clearing levels without a single loss 🎨 Adorable otters, soft colors and an unhurried mood ⏱️ A level takes a couple of minutes — perfect for a short break 🆓 Free to play right in your browser, no download needed