Discover RippleSum, the next evolution in daily brain teasers. Unique ripple mechanic: Tap cells to add values to neighbors, auto-merging equals into higher scores. Conquer 4×4 Easy or 6×6 Hard by filling grids without adjacent matches—fewer moves win leaderboards! Fresh 3-puzzle sets daily; fully ad-free PWA with offline mode, zero signup, custom themes, local-only data. Sharpen your mind in 2 minutes.