Report updated May 7, 2026
Sudoku Puzzle - Brain Games
For casual puzzle players seeking mental stimulation and offline-capable brain training games.
Sudoku Puzzle - Brain Games is a challenged games app that is free with in-app purchases. With a 4.8/5 rating from 649.5K reviews, it faces significant user friction. Users particularly appreciate challenging expert puzzle levels provide consistent mental stimulation for long-term players, though intrusive and unskippable advertisements post-update force users to restart the application remains a common concern.
What is Sudoku Puzzle - Brain Games?
Sudoku Puzzle - Brain Games is a casual number-grid app for iOS and Android, offering offline-capable daily puzzles and difficulty-balanced brain training.
Users hire this app for low-stakes mental stimulation that functions without network connectivity, providing a quiet alternative to social-heavy puzzle games.
Current Momentum
v5.4 · 4w ago
Maintenance- Shipped stability improvements in latest release.
- Maintains steady #76 category rank.
What makes this app unique?
What Does It Look Like?
What Are The Key Features?
Daily Sudoku puzzles with trophy rewards for completion
Memo function for pencil-marking candidates in cells
Tap and hold a number to lock it for rapid entry
Real-time mistake detection and highlighting
Full puzzle functionality without an active internet connection
How much does it cost?
- Free with ad-support
- In-app purchases for hints or game-related items
Ad-supported model utilizing high-volume casual gaming traffic to drive impression-based revenue.
Who Built It?
Guru Smart Holding
Providing casual gamers with accessible brain-training exercises and classic puzzles designed for relaxation and cognitive stimulation.
Portfolio
13
Apps
What other apps does Guru Smart Holding make?
Differences - Find & Spot It
Goods Puzzle: 3D Sorting Games
Math Puzzle Games - Crossmath®
Solitaire - Card Games Classic
Find It Out® - Hidden Object
Find It® - Hidden Object Games
Explore the full Guru Smart Holding report
Portfolio breakdown, audience, momentum, and every app published by Guru Smart Holding.
What do users think recently?
High confidence · Latest 100 of 107 total reviews analyzed · Based on 107 reviews. Signal may be noisy.
How did the latest release land?
What is the recent mood?
Recent user voice shows a frustrated sentiment. Users appreciate challenging expert puzzle levels provide consistent mental stimulation for long-term players and clean and accessible interface design supports comfortable play for older demographics, but report intrusive and unskippable advertisements post-update force users to restart the application and misleading no-ads marketing claims frustrate users who purchased ad-free experiences.
What Users Love
What Frustrates Users
What Users Want
View the full user-sentiment analysis
Mood gauge, ratings & review-volume history, every praise / complaint / request, and sentiment over time.
What is the competitive landscape for Sudoku Puzzle - Brain Games?
Where is it available?
Localized markets (20)
How's The Games Market?
How does it evolve in the Games market?
Sudoku Puzzle sits at #76 Free in the US category, maintaining a stable presence despite recent sentiment volatility. The 0.13-star rating gap between iOS and Android suggests that the latest ad-insertion update is impacting Android users more severely, creating a performance-based retention risk.
Rank progression
137 active rankings tracked — 30-day window
The rivals identified
Nemeses(1)
With over 1.8 million ratings and a high-frequency release cadence, this app defines the category standard for Sudoku on mobile.
Differentiators
- Maintains a massive, highly active user base that creates a significant network effect for daily challenges.
- Aggressive release schedule of 6 updates in six months ensures constant feature iteration and bug squashing.
- Dominates the search intent for 'Sudoku' through long-term brand equity and consistent App Store optimization.
Head to head
The target app must double down on its 'offline-first' simplicity to differentiate from the feature-bloated, ad-heavy experience of the market leader.
Contenders(2)
Long-standing market presence with over 650k ratings and a steady release cadence of 4 updates in the last six months.
Differentiators
- Leverages a legacy brand identity that maintains high trust among long-term Sudoku enthusiasts.
- Optimized for high-frequency play sessions with a streamlined UI that minimizes time from launch to puzzle.
A massive scale competitor with nearly 3 million ratings, serving as the primary alternative for high-volume puzzle players.
Differentiators
- Features a highly specialized solver engine that appeals to users looking for educational feedback on difficult puzzles.
- Maintains a consistent update cycle that keeps the app compatible with the latest OS performance optimizations.
Same space(2)
Competes for the same 'brain game' audience, focusing on trick-based logic puzzles rather than traditional number grids.
Differentiators
- Focuses on lateral thinking and 'trick' questions rather than the structured logic of traditional Sudoku.
- Employs a viral-friendly content style designed for social sharing and quick, humorous puzzle resolutions.
A major peer in the broader puzzle category that competes for the same daily 'brain training' time budget.
Differentiators
- Utilizes a narrative-driven progression system that turns standard crossword solving into an immersive adventure.
- High-frequency content updates keep the game fresh, preventing the stagnation often found in static puzzle apps.
New entrants(1)
Demonstrates extreme velocity with 20 releases in the last six months, signaling a rapid expansion strategy.
Differentiators
- Hyper-focused accessibility features tailored specifically for the senior demographic, including high-contrast UI and larger text.
- Rapid iteration cycle allows for quick implementation of user-requested accessibility improvements that larger competitors often ignore.
Compare Sudoku Puzzle - Brain Games against every rival
All rivals in one side-by-side table — identity, store metrics, ratings & sentiment, and strategic intel — plus a head-to-head page for each.
The outtake for Sudoku Puzzle - Brain Games
Strengths to defend, gaps to attack
Core Strengths
- Offline-first architecture sustains DAU in transit
- Number-first input reduces friction for power users
Critical Frictions
- Misleading ad-free purchase recovery flows
- Technical instability on high-end tablets
- Broken ad-exit mechanisms post-update
Growth Levers
- B2B partnerships for senior-focused brain training
- Expansion of difficulty tiers for advanced players
Market Threats
- Easybrain's 6-update-per-six-month cadence
- Rising user churn due to aggressive ad-insertion
What are the next best moves?
Restore ad-exit mechanism because users report unskippable ads force app restarts → reduce refund surge
Top complaint theme in sentiment analysis regarding ad-insertion.
Trade-off: Pause the new difficulty-tier development — ad-exit stability has higher revenue impact.
Simplify purchase restoration flow because users cannot recover ad-free status on new devices → improve sentiment
Recurring complaint regarding misleading no-ads marketing.
Trade-off: Deprioritize tablet UI bug fixes — purchase recovery is a direct revenue-retention lever.
A counter-intuitive read
The app's offline-first architecture is a stronger moat than its puzzle content, as it captures transit-based play that ad-heavy, network-dependent rivals like Sudoku.com cannot effectively monetize.
Feature Gaps vs Competitors
- Social leaderboards (available in Sudoku.com but missing here)
- Seasonal events (available in Sudoku.com but missing here)
Key Takeaways
The app defends its category position through offline-first utility, but the broken ad-insertion logic creates a severe churn risk, so the PM must prioritize restoring the ad-exit mechanism to stabilize the user base.
Where Is It Heading?
Declining
The casual puzzle market is consolidating around high-frequency live-ops competitors, leaving static apps like this one vulnerable to churn if they fail to maintain a clean user experience. The current ad-insertion strategy is a short-term revenue play that sacrifices long-term retention, signaling a high risk of rank erosion in the coming quarter.
The latest update introduced unskippable ads that force app restarts, which directly erodes the daily active habit and increases refund requests.
Misleading ad-free purchase claims are driving a sentiment shift that will likely compress lifetime value as users churn due to broken trust.