Stack Number vs Tacticat

stack number block to get high score! tap anywhere to let the block fall down,blocks in the top screen is the blocks will be fallen. you can merge 2 adjacent blocks if they have the same value and get a bigger number,hope you get a high score.

Sharpen your chess with one tactic a day. Tacticat gives you a fresh chess puzzle every morning, an adaptive rating that always serves puzzles at your level, and a built-in Coach that explains the idea behind every move — so you stop guessing and start seeing the board like a stronger player. Every position is a real, hand-verified tactic from the open Lichess puzzle database, bundled right in the app. No account, no sign-up and no Wi-Fi needed — just you, the board and the next winning move, wherever you are. LEARN WITH COACH - After every puzzle, the Coach names the tactical motif — fork, pin, skewer, discovered attack, back-rank mate and more — so you learn the pattern, not just the answer. - Each puzzle comes with a plain-language explanation of why the move works, plus the full solution in standard chess notation. - Recognise the same ideas again and again in your own games and convert them into real points. PROGRESS AT YOUR OWN LEVEL - Your personal tactics rating rises and falls as you solve, so puzzles are never too easy or too hard. - Start gently and climb: five difficulty bands from beginner to expert, powered by thousands of rated positions. - A clean stats screen shows your rating over time, accuracy, best streak and solves by level. A PUZZLE EVERY DAY - The Daily Puzzle sets one fresh tactic for everyone each day — solve it to keep your streak alive. - Build a day streak, chase your best run and make chess training a habit that sticks. - Miss a day and pick right back up — your rating, streak and history are always saved on the device. TRAIN THE WAY YOU WANT - Adaptive Training serves an endless stream of puzzles tuned to your rating. - Or pick a level and drill a specific difficulty — beginner mates, middlegame tactics or expert combinations. - Tap a piece to see its legal moves highlighted; a hint or the full solution is always one tap away. MAKE THE BOARD YOURS - Earn coins for every solve and unlock 10 elegant board styles — classic wood, emerald, ocean, marble, midnight, sakura and more. - Chase dozens of achievements across solves, streaks, fast finishes and expert puzzles. PERFECT FOR - Beginners who want to learn chess tactics with a patient coach that explains each motif. - Club players grinding daily puzzles to raise their tactical rating and stop blundering. - Anyone who wants a quick, offline brain workout on the train, in a queue or over coffee. - Returning players knocking the rust off after time away from the board. - Chess fans who love a daily challenge and a streak worth protecting. PRIVATE AND OFFLINE - Every puzzle is bundled in the app — Tacticat works fully offline, with no sign-up and no personal data collected by us. - Your rating, streak and stats stay on your device. No servers, no waiting, no distractions. Whether you are learning your first fork or hunting mate-in-three combinations, Tacticat turns a few minutes a day into real chess improvement — no timer, no pressure, just the next winning move. Download Tacticat and solve your first puzzle today. Puzzles from the Lichess open database (CC0).