Hexcellence vs RiddleSum

Hexcellence is a unique hexagon puzzle. You need to repair the circuit by rotating the circuit nodes. When all the chips are powered up, you win the stage. There is a campaign mode and there are inifnite randomly generated levels in various sizes, time attack and sandbox playmodes. Created to improve thinking and logic. Have fun! Developed by Acid Goat Games.

RiddleSum is a clean and addictive number puzzle where your goal is to balance every row and column. Pick the right numbers, remove the wrong ones, and make all sums match the clues on the edges. Simple at first glance - surprisingly deep once you start playing. Every puzzle has one single correct solution. Analyze, eliminate, and find the perfect combination that works in all directions at the same time. It’s a great way to sharpen your logic, focus, and mental math skills. How to play: • Check the target sums for each row and column. • Cross out numbers that can’t be part of the solution. • Keep only the numbers that complete the total. • Solve boards from 3×3 up to 9×9. Features: • Hundreds of handcrafted number puzzles. • Clean and minimal design that feels relaxing. • Helpful hints when you’re stuck. • No timers, no pressure — solve at your own pace. • A subtle daily workout for your brain and arithmetic. If you love smart logic puzzles and satisfying “aha!” moments, RiddleSum is perfect for your daily brain routine. Enjoy solving beautifully simple number challenges anywhere, anytime.