Comparison

SaimonSphera vs Sudoku

Price, ratings, monetisation and update history for both games, side by side — with what reviewers say about each.

Head to head
About

SaimonSphera

Features
Read full description

Discover SaimonSphera - original color logic from an indie developer. A unique visual experience crafted with care. Organize vibrant spheres using strategy and logic. No clones, no copies - made with passion in Italy. HOW TO PLAY ‣ Tap to lift a sphere ‣ Tap again to place it ‣ Organize all colors together ‣ Complete each handcrafted challenge WHAT MAKES IT DIFFERENT ‣ Original design by SaimonApps ‣ No intrusive ads ‣ No pay-to-win mechanics ‣ Created by an independent developer ‣ Made with passion, not algorithms FEATURES ‣ Clean, modern interface ‣ Smooth satisfying animations ‣ Hundreds of original levels ‣ No time pressure ‣ Play at your own pace From the indie studio behind PongUltimateNeon. Download SaimonSphera - something genuine.

About

Sudoku

Engage your mind with daily number puzzles across six difficulty levels. Track your progress, earn achievements, and utilize helpful tools to sharpen your skills. Personalize your experience with various themes and settings.

Highlights
  • Six difficulty levels
  • Daily Challenge puzzles
  • Notes Mode
  • Smart Hints
  • XP system and achievements
  • Customizable themes and settings
Features
Read full description

Sudoku — the timeless number puzzle built for focus, depth, and daily habit. Six difficulty levels from gentle Easy warm-ups to relentless Extreme puzzles let you play at exactly your level. Progress through tiers — Bronze, Silver, Gold, Platinum, Diamond — as your skills evolve and your score climbs. A FRESH PUZZLE EVERY DAY A new Daily Challenge awaits every morning. Complete every puzzle in a calendar month to earn the coveted Monthly Trophy. Miss a day? Watch a short video to rescue your streak. Build a streak, protect your consistency, and watch your resolve grow stronger every day. TOOLS THAT MAKE YOU SHARPER • Notes Mode – pencil in candidate numbers for any cell • Fill Notes – instantly populate all valid candidates across the board • Smart Hints – reveal the correct value and the logical technique behind it • Fast Insert – pick a number, then tap cells to fill at speed • Undo & Redo – move freely back and forth through your moves LEARN THE TECHNIQUES Go beyond guessing. Interactive lessons walk you through real solving logic — from Hidden Singles and Naked Pairs to Locked Candidates, X-Wing, Y-Wing, and Swordfish — with guided practice puzzles that unlock as you level up. TRACK EVERYTHING Level up through a full XP system. Unlock 80+ achievements across seven categories — First Steps, Difficulty, Perfect Play, Speed, Score, Streak, and Lessons — plus a handful of secret ones waiting to be discovered. Review per-difficulty statistics — best time, average time, win rate, error rate, best score, and total time played. PERSONALIZE YOUR GAME Choose from White, Brown, or Black themes. Adjust number size for comfort. Toggle haptic feedback, the timer display, and automatic note removal. Available in 26 languages, including English, Spanish, French, German, Japanese, Chinese, Arabic, Russian, Korean, and more. CLEAN BY DESIGN A minimal interface built around the grid. Every tap, every highlight, every transition serves the puzzle — nothing else. Download Sudoku and start your first game today.

Screenshots

SaimonSphera4 screens
Sudoku4 screens

Verdict

The call

The clearest difference is iOS requirement: Sudoku at 15.0 against SaimonSphera's 17.0. On price, ads, 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

CostPrice · In-app purchases · Ads · Monetization

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

Scorecard1 real difference · 9 level
SaimonSphera versus Sudoku: the parameters behind the verdict, then further details
ParameterSaimonSpheraSudoku
PriceFreeFree
Rating—5.0 (2 ratings) — better
Positive reviews—100.0% of reviews
Number of ratings—2 — better
Update frequency—Every 6 days
AdsYesYes
In-app purchasesNoNo
Monetization—Ad-supported
DevicesiPhone, iPadiPhone, iPad, iPod — better
Requires iOS17.015.0 — better
Further details — not scored
Size19 MB38 MB
Age rating4+9+
DeveloperSimone GaetaniSongle Jin

In-app purchases

None

SaimonSphera

No in-app purchases

None

Sudoku

No in-app purchases

Questions

Is SaimonSphera free?
SaimonSphera is free to download, with no in-app purchases.
Is Sudoku free?
Sudoku is free to download, with no in-app purchases.
Do SaimonSphera or Sudoku have ads?
Both SaimonSphera and Sudoku show ads.

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