Sudoku Tutor: Learn Techniques

LiveCaldwell Software1 app · 4.6K installsPuzzleFree · contains adsIn-app purchases: $4.99 - $5.99 per itemcom.github.jcaldwell78.sudoku

Master Sudoku with an intelligent tutor. Learn solving techniques step-by-step!

Alert me★ WatchOpen in Play ↗
Total installs
4,593
exact · Play shows 1,000+
Installs / day
+32
7-day avg · last day +32
Rating
3.4★
41 ratings · 4 reviews
Released
1 Feb 2026
8mo ago
Last update
4 Oct 2026
vv1.0.29 · 10d ago
Countries
—
not checked yet

Installs per day

gain of the exact counter
025507512 Oct13 Oct

Lifetime avg ≈ 18/day (all installs ÷ days since release)

Daily tracking since 11 Oct 2026 · history grows every day

Install history

exact counter from Google Play
4,5254,5504,5754,60011 Oct12 Oct13 Oct
01,0002,0003,0004,0005,0001 Feb11 Oct13 Oct

Dashed: estimate from the release date (no daily data before 11 Oct 2026) · time axis compressed before that day

Daily tracking since 11 Oct 2026 · history grows every day

Change timeline

Full history

No changes recorded yet. We compare every crawl with the previous one and list title, icon, screenshots, description, version, price and availability changes here.

Country availability

Availability has not been checked for this app yet. “Check all countries” looks the app up in about 140 Google Play storefronts and shows where it is live, listed but not installable, or missing — plus any country-specific (custom) store listings.

Top countries

Country data will be available soon.

We estimate where downloads come from using the app’s position in Google Play’s top charts in about 140 countries. This app is not in any chart we have collected yet; the estimate appears as soon as it is.

Top chart positions

Not in any tracked top chart.

App manifest

Read this app's manifest from Google Play: permissions, declared SDKs, components and AdMob app ID. Saved analysis appears here automatically.

Manifest analysis reads only the required APK ranges. Base APK downloads may need separate device splits to install.

Data safety

declared by the developer on Google Play
  • Shares data with third parties App activity, App info and performance, and Device or other IDs
  • Collects data App activity, App info and performance, and Device or other IDs
  • Data is encrypted in transit
  • No way to ask for data deletion

This is the developer's own declaration, summarised from the Play listing. The permissions below show what the app is technically able to access.

Permissions

5 in 1 group
0 Sensitive1 Notable4 Routine
OtherNotable5

Access to miscellaneous device features that don't fit other categories

  • Keep your phone's processor or screen from going to sleep, which can use more batteryprevent device from sleeping · WAKE_LOCK
  • Check whether you are online and whether you use Wi-Fi or mobile dataview network connections · ACCESS_NETWORK_STATE
  • Connect to the internet to load content and send datafull network access · INTERNET
  • Make your phone vibratecontrol vibration · VIBRATE
  • Check with Google Play that you got this app legitimatelyGoogle Play license check · com.android.vending.CHECK_LICENSE

Sensitive = can reach personal data, location, camera/mic or act on your behalf. Notable = changes how your device behaves. Routine = normal for almost every app. Source: Google Play's permission list for all versions of this app.

Store listing

Full description
🧩 LEARN SUDOKU THE RIGHT WAY Sudoku Tutor isn't just another puzzle app—it's your personal Sudoku teacher. Our intelligent tutor system teaches you real solving techniques used by experts, helping you progress from complete beginner to advanced solver. 📚 LEARN REAL TECHNIQUES Unlike other apps that just give you the answer, Sudoku Tutor teaches you WHY: • Naked Singles & Hidden Singles • Naked Pairs & Triples • Pointing Pairs • Box/Line Reduction • X-Wing & Swordfish (Advanced) Each technique is explained step-by-step so you actually understand how to find the solution yourself. 🎓 PROGRESSIVE LEARNING SYSTEM • Start with beginner puzzles using simple techniques • Unlock harder puzzles as you master each skill • Track your technique mastery in the skill tree • Earn achievements for learning milestones 💡 SMART HINT SYSTEM Our 4-level hint system guides without spoiling: 1. Highlight the cell to focus on 2. Name the technique to use 3. Explain how to apply it 4. Reveal the answer (only if needed) 🎮 FEATURES • 100+ handcrafted puzzles across 5 difficulty levels • Daily puzzle with global leaderboards • Beautiful, colorful themes (Ocean, Forest, Sunset, Candy, Midnight) • Satisfying animations and haptic feedback • Track streaks, achievements, and statistics • Works offline - play anywhere 🏆 GAMIFICATION • Earn XP for solving puzzles and learning techniques • Unlock achievements for milestones • Compete on daily puzzle leaderboards • Build solving streaks for bonus rewards Perfect for: ✓ Complete beginners wanting to learn Sudoku ✓ Casual players looking to improve ✓ Enthusiasts wanting to master advanced techniques ✓ Teachers looking for an educational Sudoku app ✓ Anyone who wants to understand the logic, not just guess Download Sudoku Tutor today and finally understand how Sudoku really works!

What's new

Try Premium for a day, free: - Play on 3 different days to fill your Premium Day card, then watch just 1 ad to unlock 24 hours of unlimited hints and no ads - Hints you've already earned are saved for when your Premium Day ends A calmer experience: - Banner ads are gone

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