Sudoku Riddles vs Sudoku Infinity
Price, ratings, monetisation and update history for both games, side by side — with what reviewers say about each.
Sudoku Riddles
Enjoy a pure, classic Sudoku experience without distractions. This game offers multiple difficulty levels from easy to very hard, with a clean, intuitive interface designed for focused gameplay. It's completely free, with no ads, subscriptions, or tracking.
- Classic 9x9 Sudoku grid
- Multiple difficulty levels (Easy, Medium, Hard, Very Hard)
- Clean and intuitive interface
- Distraction-free gameplay
- No ads, subscriptions, or tracking
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Love Sudoku? Get back to the basics with Sudoku Riddles. Tired of apps that slow you down with ads, nag you for subscriptions, or sneakily track your every move? We are too. Sudoku Riddles is a simple, beautiful, and absolutely free Sudoku experience built for players who just want to play. Straightforward Sudoku Action We stripped away the clutter so you can focus on the puzzle. Enjoy the timeless logic and satisfying challenge of the classic 9×9 grid with an interface that's clean, intuitive, and distraction-free. Master Every Difficulty Whether you're a beginner learning the ropes or a seasoned pro looking for a brain-buster, we've got a challenge for you: Easy: Perfect for a relaxed break or getting started. Medium: A solid test of logic and pattern recognition. Hard: Requires serious deduction and careful planning. Very Hard: Only for the Sudoku masters. Prepare to be challenged! The 100% Commitment: No Catches, No Clutter - No Subscriptions - No Fees - No Ads - No Tracking This is Sudoku, pure and simple, just the way it should be. Download now and start playing instantly. Get Sudoku Riddles and enjoy the classic game, completely uninterrupted.
Sudoku Infinity
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Master the art of sudoku like never before. Sudoku Infinity goes far beyond classic puzzles -- with 8 unique variants and real-time PvP multiplayer, every session brings a fresh challenge. Whether you're a seasoned solver or just getting started, this is the sudoku app you've been waiting for. ◆ 8 SUDOKU VARIANTS ◆ Not just another classic sudoku app. Push your logic to the limit with: • Classic Sudoku -- The timeless original. Pure logic, pure satisfaction. • Killer Sudoku -- Cages with sum clues replace traditional givens. Math meets logic in the most addictive way. • Greater Than Sudoku -- Inequality signs between cells guide your deductions. Every comparison is a clue. • Odd/Even Sudoku -- Shaded cells reveal whether numbers are odd or even, adding a whole new layer of strategy. • Anti-Knight Sudoku -- No two identical numbers a knight's move apart. Chess logic meets sudoku brilliance. • X-Sudoku -- Both main diagonals must also contain 1-9. A simple twist that changes everything. • XV Sudoku -- Roman numeral clues mark pairs that sum to 5 or 10. Elegant and deeply satisfying. • Consecutive Sudoku -- Bars between adjacent cells mean the numbers differ by exactly 1. No bar? Not consecutive. A subtle constraint that transforms every placement. Each variant features carefully crafted puzzles across multiple difficulty levels, from beginner-friendly to brutally hard. ◆ REAL-TIME PvP MULTIPLAYER ◆ Think you're fast? Prove it. Sudoku Infinity is one of the only sudoku apps with live head-to-head competition: Online Matchmaking -- Jump into ranked matches and compete against players worldwide. Same puzzle, same clock, one winner. Friend PvP -- Create a private room and invite a friend for a direct showdown. Both players need the app installed -- then it's game on. Race to solve the same puzzle in real time. Watch your opponent's progress. Feel the pressure. Claim victory. ◆ WHY PLAYERS LOVE IT ◆ • Endless variety -- 8 variants means you'll never run out of new challenges • Compete anywhere -- PvP works online with friends or strangers • Clean design -- Distraction-free interface built for focused solving • All skill levels -- From casual to expert, every puzzle is beatable • Fresh puzzles -- A deep library that keeps growing ◆ WHO IS THIS FOR? ◆ → Sudoku fans who've mastered classic and crave something new → Competitive minds who want to test their speed against real opponents → Friends looking for a fun, brain-teasing way to play together → Puzzle lovers exploring variants like Killer, Anti-Knight, and X-Sudoku for the first time Ready to go beyond ordinary sudoku? Download Sudoku Infinity and discover how deep the puzzle goes.
Screenshots
Verdict
The clearest difference is ads: Sudoku Riddles at none against Sudoku Infinity's shown. Sudoku Infinity's advantage is update cadence (every 4 days vs every 3 weeks) and iOS requirement (12.0 vs 17.6). On price, in-app purchases and device support there is nothing between them.
Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS
Both are free to download. Neither carries in-app purchases, so what you see is what you pay.
Sudoku Riddles ships an update every 3 weeks, Sudoku Infinity every 4 days. The most recent releases landed on October 30, 2026 and October 28, 2026 respectively.
| Parameter | Sudoku Riddles | Sudoku Infinity |
|---|---|---|
| Price | Free | Free |
| Rating | 5.0 (1 ratings) — better | — |
| Number of ratings | 1 — better | — |
| Update frequency | Every 3 weeks | Every 4 days — better |
| Ads | No — better | Yes |
| In-app purchases | No | No |
| Monetization | Free | — |
| Devices | iPhone, iPad | iPhone, iPod |
| Requires iOS | 17.6 | 12.0 — better |
| Further details — not scored | ||
| Size | 8 MB | 77 MB |
| Age rating | 4+ | 4+ |
| Developer | Ralph Schnalzenberger | 志达 赵 |
In-app purchases
Sudoku Riddles
No in-app purchases
Sudoku Infinity
No in-app purchases









