Trinim vs Echo

Trinim is a two-player strategy game based on Triangular Nim. Players take turns removing 1-3 consecutive pieces in a straight line from a triangular board. The player forced to take the last piece loses. Simple to learn, deep to master.

Can you remember a pattern — after it rotates, flips, and shifts color? Echo challenges your visual memory like no other puzzle game. Memorize. Transform. Reproduce. How far can you go? HOW IT WORKS • Study the color pattern on the grid • The grid transforms — rotated, flipped, color-swapped • Reproduce the transformed pattern from memory • Each level gets faster, more complex, more satisfying NOT ANOTHER MATCHING GAME Echo isn't about flipping cards or remembering pairs. It's about spatial reasoning and visual transformation — a puzzle that genuinely challenges how your brain processes change. FEATURES • Grid sizes from 2×2 to 6×6 • Rotations, reflections, color shifts & compound transforms • Classic, Zen, Blitz & Daily Challenge modes • Compete on daily & weekly leaderboards via Game Center • 10 visual themes: Neon, Pastel, Mono & Retro and more • Procedural sound design with pentatonic scale • Haptic feedback on every interaction • 17 languages supported FREE TO PLAY • Your first game each day is completely ad-free • Short interstitial ad before each game (never during gameplay) • Upgrade to Pro to remove all ads forever PRO UPGRADE • One-time purchase — no subscriptions • All themes, all modes, all grid sizes • Daily & weekly ranking competitions • Zero ads, ever Simple to start. Genuinely hard to master. Built for players who want a puzzle that respects their intelligence.