Comparison

Sudoku Master Lt vs TutorLog

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

Head to head
About

Sudoku Master Lt

Enjoy an endless supply of Sudoku puzzles with 9 difficulty levels. Save your progress, track your stats, and challenge friends in battle mode. Perfect for travel or passing time.

Highlights
  • Unlimited Sudoku puzzles
  • 9 difficulty levels
  • Save and resume games
  • Track playtime and mistakes
  • Battle mode for multiplayer
  • Offline play
Features
Read full description

Sudoku Master Lt gives you virtually unlimited number of Sudoku puzzles to solve right on your iPhone or iPad. There are 9 difficulty levels for the puzzles, with 1 the easiest and 9 the most difficult. You can select a comfortable difficulty level to play with. The last Sudoku game will be saved, so you can pause the game or leave the app and come back later to continue solving the puzzle whenever you are free. Your play time and number of mistakes will be recorded so that you can track your progress in developing Sudoku-solving skills. The app now has battle mode, where you and your friends/family can compete with each other on the same puzzle. The app is truly a good companion for travels or just passing time.

About

TutorLog

This app helps private tutors manage student progress, lesson notes, schedules, and payments. It allows for detailed session logging, progress tracking, and generating parent-ready reports. All data is stored locally for privacy.

Highlights
  • Log session details (date, duration, topics, homework)
  • Track student progress and goals
  • Manage schedules and payments
  • Generate parent-ready progress reports
  • Local data storage for privacy
  • Calendar and statistics view
Features
Read full description

Private tutors: stop piecing together lesson notes, homework, student progress, schedules, and payments across notebooks and spreadsheets. TutorLog is a private tutor lesson tracker and teaching journal for one-to-one educators. Log every session, remember where each student left off, and turn your records into clear progress updates for parents. BUILT AROUND EACH LESSON - Record the date, duration, location, topics covered, homework, and private session notes. - Add multiple topic tags and reuse recent topics in the next lesson. - Track completed and cancelled sessions in a clear calendar. - See weekly and monthly totals for sessions, hours, and earnings. STUDENT PROGRESS YOU CAN EXPLAIN - Keep each student's lesson history, goals, level, schedule, and parent contact details together. - Record quizzes, tests, practice exams, recitals, projects, and milestones. - Review topic frequency to see what you have worked on most. - With Pro, add skill ratings, engagement, homework status, strengths, areas to improve, and next-session plans. - Turn structured records into student progress charts and parent-ready PDF reports. PAYMENTS AND SCHEDULING - Record cash, Venmo, Zelle, PayPal, bank transfer, check, or other payments. - See each student's paid and outstanding totals. - Pro adds Home-screen balance alerts, income charts, recurring weekly sessions, and local reminders. - Export session records as CSV for free; Pro adds bulk student, payment, and assessment exports. PRIVATE BY DESIGN - No TutorLog account or login. - No cloud upload, backend server, advertising, analytics, or AI service. - Student records stay in local storage on your device. - Parent reports and CSV files are generated on-device. - Face ID / Touch ID app lock and Home Screen widgets are free for everyone. FREE INCLUDES - Up to 3 active students - Unlimited basic session records - Topic, homework, assessment, and payment tracking - Calendar, statistics, per-student balances, and sessions CSV export - Widgets and biometric app lock TUTORLOG PRO Choose a one-time Lifetime purchase or a flexible Monthly subscription. Both unlock the same Pro features: - Unlimited students - Structured session logs - Student progress charts - Parent progress report PDFs - Outstanding balance alerts - Monthly income charts - Recurring schedules and reminders - Bulk CSV export MADE FOR Independent math, science, SAT/ACT, language, coding, music, piano, art, and other private tutors who teach one-to-one and want a focused tool instead of a complex tutoring-business platform. TutorLog does not process payments, provide curriculum, or connect to an educational institution. You enter and manage all records. Monthly renews automatically unless canceled at least 24 hours before the end of the current period. Manage or cancel it in your Apple ID subscription settings. Lifetime is a non-consumable one-time purchase with no recurring charge. Support: captainlongevity@gmail.com Privacy Policy: https://app-legal-pages.vercel.app/tutorlog/privacy Terms of Service: https://app-legal-pages.vercel.app/tutorlog/terms

Screenshots

Sudoku Master Lt4 screens
TutorLog4 screens

Verdict

The call

The clearest difference is review sentiment: TutorLog at 100% against Sudoku Master Lt's 0%. TutorLog also leads on ads (none vs shown) and update cadence (every 2 months vs every 10 months). Sudoku Master Lt's advantage is in-app purchases (none vs 2) and iOS requirement (14.0 vs 17.0). On price 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. TutorLog sells 2 in-app purchases, starting at $2.99 per month. Sudoku Master Lt asks for nothing beyond the download.

UpkeepUpdate frequency

Sudoku Master Lt ships an update every 10 months, TutorLog every 2 months. The most recent releases landed on October 16, 2026 and October 12, 2026 respectively.

Scorecard6 real differences · 4 level
Sudoku Master Lt versus TutorLog: the parameters behind the verdict, then further details
ParameterSudoku Master LtTutorLog
PriceFreeFree
Rating3.0 (1 ratings) — better—
Positive reviews0.0% of reviews100.0% of reviews — better
Number of ratings1 — better—
Update frequencyEvery 10 monthsEvery 2 months — better
AdsYesNo — better
In-app purchasesNo — betterYes
MonetizationAd-supported — betterFreemium
DevicesiPhone, iPad, iPod — betteriPhone, iPad
Requires iOS14.0 — better17.0
Further details — not scored
Size8 MB5 MB
Age rating4+4+
DeveloperOptimization Lab LLC慧慧 高

Customer experience

Sudoku Master Lt

All ratings1 ratings
Positive0.0%
Neutral100.0%
Negative0.0%
Written reviews1 reviews
Positive0.0%
Neutral100.0%
Negative0.0%

TutorLog

Written reviews1 reviews
Positive100.0%
Neutral0.0%
Negative0.0%

In-app purchases

None

Sudoku Master Lt

No in-app purchases

2 purchases

TutorLog

Subscriptions2
  • Pro Monthly$2.991 Month
  • Pro Annual7 Days trial$19.991 Year

Questions

Is Sudoku Master Lt free?
Sudoku Master Lt is free to download, with no in-app purchases.
Is TutorLog free?
TutorLog is free to download, with in-app purchases available.
Do Sudoku Master Lt or TutorLog have ads?
Sudoku Master Lt shows ads; TutorLog does not.
Which is updated more often, Sudoku Master Lt or TutorLog?
Sudoku Master Lt ships an update every 10 months, and TutorLog every 2 months. Most recently, Sudoku Master Lt was updated on October 16, 2026 and TutorLog on October 12, 2026.

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