Essential Sudoku vs Riddle Master
Price, ratings, monetisation and update history for both games, side by side — with what reviewers say about each.
Essential Sudoku
A minimalist and clean logic-based number puzzle game for iPhone and iPod touch. It offers a pure sudoku experience with no ads, in-app purchases, or distracting features. Enjoy straightforward gameplay focused solely on solving puzzles.
- Minimalist design
- No ads
- No in-app purchases
- No tracking
- No hints
- No timers
- Pure sudoku gameplay
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Solve sudoku puzzles on your iPhone or iPod touch. This is a clean, simple, minimalist sudoku app: • No ads • No in-app purchases • No tracking • No hints • No timers • No themes • No leaderboards • No achievements • No clutter Enjoy! (c:
Riddle Master
This is a puzzle game designed to test your intelligence. It features tricky questions that challenge your brain power and encourage you to find all the clues. See if you can solve every riddle presented.
- IQ puzzle game
- Solve tricky questions
- Test brain power
- Find all clues
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Do you want to test your IQ? Riddle Master is the #1 IQ Puzzle Game. Solve all tricky questions and test your brain power! Can you solve them all?
Screenshots
Verdict
The clearest difference is review sentiment: Essential Sudoku at 100% against Riddle Master's 13%. Essential Sudoku also leads on in-app purchases (none vs 1) and ads (none vs shown). Riddle Master's advantage is price (Free vs $3.00) and ratings volume (89K vs 14). On device support and iOS requirement 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
Riddle Master is free to download; Essential Sudoku costs $3.00 up front. Riddle Master sells 1 one-off in-app purchase. Essential Sudoku asks for nothing beyond the download.
Essential Sudoku holds the better App Store score, 4.8 against 4.3. That said, the two scores are not equally well evidenced: Riddle Master has 89K ratings behind it against 14, so its average is the more settled of the two. Written reviews point the same way: 100% of Essential Sudoku's written reviews are positive against 13% of Riddle Master's.
Essential Sudoku ships an update every 4 months, Riddle Master monthly. The most recent releases landed on October 23, 2026 and October 29, 2026 respectively.
| Parameter | Essential Sudoku | Riddle Master |
|---|---|---|
| Price | $3.00 | Free — better |
| Rating | 4.8 (14 ratings) — better | 4.3 (89K ratings) |
| Positive reviews | 100.0% of reviews — better | 13.1% of reviews |
| Number of ratings | 14 | 89K — better |
| Update frequency | Every 4 months | Monthly — better |
| Ads | No — better | Yes |
| In-app purchases | No — better | Yes |
| Monetization | Paid | Free with in-app purchases — better |
| Devices | iPhone, iPod | iPhone, iPad, iPod — better |
| Requires iOS | 12.4 — better | 12.5 |
| Further details — not scored | ||
| Size | 1 MB | 228 MB |
| Age rating | 4+ | 12+ |
| Developer | CyberMoai | RUBY OYUN VE YAZILIM DANISMANLIK SANAYI TICARET ANONIM SIRKETI |
Customer experience
Essential Sudoku
Riddle Master
Bugs and requests
Essential Sudoku
Not enough reviews yet to summarise bugs or requests.
Riddle Master
Reported bugs
3 issues- Game crashes or freezes
- Progress not saved properly
- Ads not removed after purchase
Requested features
3 requests- More diverse and challenging levels
- Option to disable hint balloon
- Better progression and level variety
In-app purchases
Essential Sudoku
No in-app purchases
Riddle Master
- Remove Ads$4.99
Questions
Is Essential Sudoku free?
Is Riddle Master free?
Which has better reviews, Essential Sudoku or Riddle Master?
Do Essential Sudoku or Riddle Master have ads?
Which is updated more often, Essential Sudoku or Riddle Master?
Other comparisons
