The best alternatives to Dropu are Word Tetris, Coloristic 2, and Pro:Sudoku. If these 3 options don't work for you, we've listed a few more alternatives below.
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This is implementation of Tetris Game but using words. arrange letters and make english language words, once you have valid word, click on letter to score points. Game play video ==> https://youtu.be/qvoL5J-jsFA This is a PWA. Play and Have fun.
Think logically and solve challenges by dragging multiple paths. Various gameplay variations ensures that the game remains challenging and entertaining as you progress further. It is easy to learn but hard to master. Are you still the master of color?
Pro:Sudoku brings the delightful experience of playing Sudoku with a pencil on paper to your iPad. Pro:Sudoku uses handwriting recognition to recognize the numbers you insert, and allows you to write in and clear notes as well as numbers, just like on paper.
UsDoku.com is a real-time multiplayer Sudoku game where you battle your friends to see who can complete the puzzle the fastest. Blocks change their color to the player who gets them right first. Correct answers score points, mistakes cost them.
We created Crane Sudoku with the idea that you want to solve puzzles. Our goal is to keep a clean interface with minimal time wasted not solving puzzles. Suitable for everyone from beginners to advanced players with different levels of difficulty and aids.