Riddlerr vs Logic Blocks Go

An excellent riddle game, with many different levels and varieties of riddles.  Including math calculations, stereometry visualisation, attention and many more. Challenge you math skills, logical and creative vision.

Logic Blocks is a clean, offline number-logic puzzle app featuring 60 handcrafted Latin Square puzzles across 5 progressive difficulty chapters. Core Mechanic: Fill a 4×4 grid so every row and column contains exactly the digits 1, 2, 3, and 4 — no repeats, no guessing, pure deductive logic. 60 Puzzles — 5 Chapters: 1. Sweet (12 levels) — 10 pre-filled clues 2. Sugar (12 levels) — 8 pre-filled clues 3. Bitter (12 levels) — 6 pre-filled clues 4. Spicy (12 levels) — 5 pre-filled clues 5. Master (12 levels) — 4 pre-filled clues Scoring System: Each completed puzzle earns 1–3 stars based on move efficiency and solve time. Best scores persist locally via UserDefaults. Progress is retained across sessions. Technical Highlights: - Conflict detection: Real-time row/column/digit collision highlighting - Hint system: Reveals a single correct cell when requested - Persistent progress: Per-level best moves, best time, and star count - Theme: High-saturation Acid Candy palette for maximum visual clarity - Fully offline: No network requests, no analytics, no account required