Arithmetic Train your Brain vs Sudoku Puzzle

In addition, "Arithmetic Train your Brain" allows you to compete with your past self! Because it is your past self, not anyone else's, you can compete with your past self, which is good for your brain and stimulates your brain. By beating your past self, you can enjoy the feeling of surpassing yourself! 〇Let's give your brain a good stimulus! Let's stimulate your brain by solving calculations on the theme of "Keisan" that everyone can understand! In easy level, you will feel good to find and solve the puzzles one after another. At higher difficulty levels, you can enjoy the sensation of sweating your brain as you solve challenging calculations with step-by-step instructions. You will also be able to exercise your imagination and stimulate your brain! 〇Let's go beyond your past self! In addition, you can compete with your past self in "Everyday Keisan"! Because it is your past self, not anyone else's, you can compete with your past self, which is good for your brain and creates a good stimulus. By beating your past self, you can enjoy the feeling of surpassing yourself! 〇Keep going every day! Calendar function is included!　The days when you play and clear the game are recorded. You can expect to activate your brain by continuing the good brain stimulation every day. Enjoy the fun of accumulating daily efforts by collecting stars on the calendar! The greatest effort is to keep going! Keep going every day and your brain will be rejuvenated! 〇No dropouts! You have lives to experience growth, but you can play even if your life reaches 0! You can play to the end without dropping out. Anyone can play to the end of the game, so you will always be able to step up without anyone dropping out. If you are making a lot of mistakes, take your time to think and solve the calculations at your own pace! And enjoy your calculation skills as they improve little by little, even if it's slowly. It's okay to take it slow, there is plenty of room for growth! Everyone can enjoy growth at their own pace! 〇Find the right amount of stimulation! Tally, subtract, multiply, divide, and divide by four arithmetic operations with multiple difficulty levels. Start with the level that suits you best and give your brain a good stimulus! Once you progress to the next level, you can enjoy brain training with higher difficulty levels as your daily routine! 〇Recommended for People who want to practice addition, subtraction, multiplication, and division. People who want to practice addition, subtraction, multiplication, and division People who want to train their brains quickly. People who have difficulty with other calculation apps.

Five sudoku variants in one app: Classic, Killer, X, Hyper and Jigsaw. Four difficulty levels, a daily challenge in every variant, and every puzzle playable offline. Whether you are solving your first grid or hunting an expert-level chain, this is a sudoku game built for logic - clean grids, hints when you need them, and a timer you can hide. FIVE SUDOKU VARIANTS - Classic Sudoku - the 9x9 grid where every row, column and box holds 1-9 exactly once - Killer Sudoku - cage sums add arithmetic to the logic - X Sudoku - both diagonals must also hold 1-9, opening up new deduction chains - Hyper Sudoku - four extra overlapping regions demand advanced technique - Jigsaw Sudoku - irregular shapes replace the 3x3 boxes and change every strategy Each variant has Easy, Medium, Hard and Expert difficulty, so you can grow into it. DAILY CHALLENGES IN EVERY VARIANT - Five daily challenges, one per variant, with a calendar of everything you have solved - Streak tracking and rewards for coming back - Global leaderboard, plus friend challenges: send a solved puzzle and race each other's time - Over 20 achievements, from your first win to clean sweeps and speed runs - Detailed statistics per variant - solve times, win rate and best runs PLAY THE WAY YOU LIKE - Notes for pencil marks, an eraser for quick fixes, and hints when a grid stalls - Three lives per puzzle - a wrong digit costs a life and never stays on the grid - Built-in tutorials for every variant, including how killer cages and jigsaw regions work - Color themes, sound themes, haptic feedback, and dark, light or system mode - Designed for phone and tablet - Play completely offline - no connection needed MADE FOR DAILY PLAY Sudoku rewards patience. This app is built around that: puzzles are generated ahead of time so they open instantly, the interface stays out of the way, and your progress is saved the moment you leave. Free to download, with ads. Optional in-app purchases: hint packs (100, 250 or 500 hints) and a one-time Premium Bundle that unlocks premium sound themes and removes end-of-puzzle ads. Coins are earned in the game, never sold. Available in many languages. More tips and updates at premiumsudoku.com Download now and start today's puzzle.