DNA Splice: Sequence Quest

DNA Splice — Sequence Quest A gentle, brain-building puzzle adventure! Help four squishy DNA monster friends — Adenine (A), Thymine (T), Cytosine (C), and Guanine (G) — find their perfect pairs across 30 hand-crafted levels. Tap two neighbors to swap them, watch the green checkmarks pop in, and earn star ratings as you climb from beginner to genetic genius! Privacy-First Design No personal data collected — period No tracking, no Identifier for Advertisers (IDFA) No third-party analytics No social features, no chat, no external links No in-app purchases Optional rewarded video ads only (can be disabled in settings) Learn Without Realizing It Behind the cuddly monsters is real science: A always pairs with T C always pairs with G By the end of level 5, you'll have internalized DNA base-pairing — the foundation of genetics — without ever opening a textbook. 30 Hand-Crafted Levels Every puzzle is mathematically guaranteed solvable. No frustrating dead-ends. Difficulty ramps gently: Levels 1-3 — Tiny 4-base strands, 1-2 swaps to win Levels 4-10 — 5-6 monsters, gradual challenge Levels 11-22 — 7-8 base puzzles Levels 23-30 — 9-monster master strands Gorgeous 2.5D Monster Art Every base is a cuddly volume-shaded creature with personality: Blue Adenine — one big shiny eye and tiny horns Orange Thymine — two friendly eyes, ears, and a grin Green Cytosine — three pyramid eyes and curious "O" mouth Pink Guanine — four eyes and a chunky square body Relaxing Sound Design Soft music in the cheerful key of C major. No jarring stings, no scary sounds. Music and sound effects can be toggled off independently in Settings. Stress-Free Gameplay No timers Generous "splicing energy" budget on every level Helpful hint button when stuck Three-star rating per level for replay value Progress saved automatically — pick up anywhere Built for iPhone & iPad Smooth one-finger gameplay Big, easy-to-tap targets Beautiful on every screen size Lightweight download Works fully offline after first install Thoughtful Details Reset progress requires confirmation Optional rewarded ads only — never auto-play No subscriptions, no upsells, no dark patterns Privacy policy clearly explains what we don't collect Perfect For Quiet-time, screen-time, waiting rooms STEM curriculum supplement Travel days and bedtime wind-down Anyone who loves Threes!, 2048, or Tangram-style puzzles STEM Education Aligned Built around real Watson-Crick DNA base-pairing — the foundation of modern genetics. A gentle introduction to molecular biology you can return to anytime. Made With Love DNA Splice is an indie passion project. If you enjoy it, please leave a review — it genuinely helps small developers and lets us keep making thoughtful puzzle games! Questions, feedback, or bug reports? Tap "About" in the app for contact info. Pair the monsters. Splice the strand. Save the day!