Sudoku Mega Bundle vs Flex Sudoku
Price, ratings, monetisation and update history for both games, side by side — with what reviewers say about each.
Sudoku Mega Bundle
Explore hundreds of unique Sudoku variations beyond the classic grid. Challenge yourself with diverse puzzle types, difficulty levels, and helpful tools. Enjoy customizable gameplay and track your progress with leaderboards and achievements.
- Hundreds of unique Sudoku variations
- Multiple difficulty levels
- Hints and smart notes
- Savepoint functionality
- Zoom and customization options
- Leaderboards and achievements
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Hundreds of unique sudoku varations!!! Including: Killer, Jigsaw, Skyscrapers, 16x16, Samurai, Kropki, Word, Duplex and many more! • Easy, Medium, Hard and Expert difficulties for every game type! • Tons of puzzles guarenteed to have only one solution! • Hints to help when you're stuck, or automatically fill all notes! • Create Savepoints for when you want to make a guess! • Smart notes are automatically removed when placing another cell's correct number! • Easy note taking! Select multiple cells at once! • Zoom in and out of any puzzle to see the numbers better! • Leaderboard and achievements! • Completely customize the game's appearance to your liking! • Current Game Types: 0-9 2-3-4 3D 3D Bishop 3D Black Knight 4-5 4x4 6x6 8x8 10x10 12x12 16x16 16x16 X 37 123 147 12345 Anti Knight Anti Knight Boxless Anti White Knight Jigsaw Anti X Anti X Boxless Ascension Asterisk Atypical Atypical Fractures Big Killer Binary Bishop Black Knight Blackout Blind Killer Boxless Boxless Frame Boxless Pseudoku Brick Butterfly Centers Circular Circular 10 Circular Box Clock Color Columndoku Compressed Consecutive Cross Cube Cube Bishop Cube Black Knight Cube White Knight Deficit Dependency Diamond Digital Disjointed Disjointed Irregular Double Double Cell Double Cube Double Cube Bishop Double Cube Black Knight Double Line Double Ring Doubledoku Doubledoku Bishop Doubledoku Black Knight Doubledoku White Knight Duplex Difference Duplex Plex Duplex Sum Even Extra Space Extra Staircase Flower Fortress Fractured Bridge Fractured Spiral Fractured Staircase Fractured Target Fractured Web Fractures Frame Gattai 3 Gattai 3 Mix NPS Gattai 4 Gattai 4 Mix AMDE Greater Than Greater Than Killer Greater Than Killer Samurai Greater Than Samurai Heptagram Hexadoku Hexagon Hexagram Hexagram Bishop Hexagram Black Knight Hexagram White Knight Isodoku Isodoku Black Knight Isosudoku Jigsaw Jigsaw 6x6 Jigsaw Cube Jigsaw Skyscrapers Killer Killer 16x16 Killer Jigsaw Killer Modulo Killer Parity Killer Product Killer Samurai Killer Skyscrapers Kropki Kropki 16x16 Krychle Krychle 9x9 Layers 4x4x4 Layers 6x6x6 Lean Box Lean Cross Lean Gear Lean Patch Lean Wheel Lean Windoku Little Killer Lucky Seven Mathdoku Min Max Missing Musketry No Touch Nonconsecutive Nonconsecutive Boxless Nonconsecutive Circular Odd Odd Even Big Small Odd Even Big Small Boxless Outside Outside Boxless Palindrome Parquet Block Parquet Block Boxless Parquet Square Parquet Twist Pencil Mark Pentagram Pseudoku Quadruple Quadruple Boxless Queen Regular Samurai Samurai 9-Grid Samurai 9-Grid Kropki Samurai 13-Grid Kropki Samurai 16-Grid Kropki Samurai Kropki Samurai Mix WKSOT Samurai Mix XKJFO Sandwich Scatter Scatter 6x6 Search Nine Search Nine Boxless Sensei Sigma Sigma Circle Skyscrapers Snowflake Snowflake X Sohei Staircase Star Subtwodoku Subtwodoku 6x6 Suguru 5x5 Suguru 6x6 Suguru 7x7 Suguru 8x8 Suguru 9x9 Surplus Swap Symbol Tape Thermo Threedoku Threedoku Mix CFM Tight Fit Touchless Triangle Tricky Tridoku Trinary Triple Triple Mix SVQ Tripledoku Tripledoku Mix OGS Twin Boxes Twodoku Vudoku White Knight White Knight Jigsaw White Knight X Windmill Windoku Wing 3 Wing 5 Word X
Flex Sudoku
Engage with challenging Sudoku puzzles of various sizes, from classic 9x9 to larger 16x16 and 25x25 grids. Load pre-made games, create your own, and utilize a built-in solver and note-taking features to enhance your solving experience.
- Multiple Sudoku grid sizes (4x4 to 25x25)
- Load thousands of built-in games
- Enter and solve your own games
- Adjustable difficulty levels
- Built-in Sudoku solver
- Note-taking and hint system
- Track game statistics
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Challenge yourself by playing more complex version of sudoku. You can try the classic 9x9, or more complex 16x16 or 25x25. You can even try 4x4 version for fun. Here is what you can do with the game: 1. Play classic, 16x16, 25x25 or 4x4 size sudoku game. 2. Play by loading thousands of built in games or enter your own game. 3. Choose the degree of difficulty of these games. 4. A sudoku solver is built in and can be used for solving any game you are playing. 5. Enter Notes while solving the game or using mutliple levels of hints to help you with the game. 6. Keep track of number of games played, minimum, maximum and average time to complete the game.
Screenshots
Verdict
The clearest difference is rating: Sudoku Mega Bundle at 4.8 against Flex Sudoku's 3.4. Sudoku Mega Bundle also leads on review sentiment (78% vs 50%) and ratings volume (2.9K vs 7). Flex Sudoku's advantage is in-app purchases (none vs 4) and ads (none vs shown). On price, update cadence 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
Both are free to download. Sudoku Mega Bundle sells 4 in-app purchases, starting at $1.99 per month. Flex Sudoku asks for nothing beyond the download.
Sudoku Mega Bundle holds the better App Store score, 4.8 against 3.4. That said, the two scores are not equally well evidenced: Sudoku Mega Bundle has 2.9K ratings behind it against 7, so its average is the more settled of the two. Written reviews point the same way: 78% of Sudoku Mega Bundle's written reviews are positive against 50% of Flex Sudoku's.
Both ship on a similar rhythm, roughly every 2 months. The most recent releases landed on October 13, 2026 and October 1, 2026 respectively.
| Parameter | Sudoku Mega Bundle | Flex Sudoku |
|---|---|---|
| Price | Free | Free |
| Rating | 4.8 (2.9K ratings) — better | 3.4 (7 ratings) |
| Positive reviews | 78.0% of reviews — better | 50.0% of reviews |
| Number of ratings | 2.9K — better | 7 |
| Update frequency | Every 2 months | Every 2 months |
| Ads | Yes | No — better |
| In-app purchases | Yes | No — better |
| Monetization | Free with in-app purchases | Free — better |
| Devices | iPhone, iPad | iPhone, iPad, iPod — better |
| Requires iOS | 17.1 | 15.4 — better |
| Further details — not scored | ||
| Size | 94 MB | 4 MB |
| Age rating | 12+ | 4+ |
| Developer | GammaLateral LLC | Jatinder Gogna |
Customer experience
Sudoku Mega Bundle
Flex Sudoku
Bugs and requests
Sudoku Mega Bundle
Reported bugs
4 issues- App crashes after update
- Ads causing game to freeze or redirect
- Incorrect puzzle solutions
- Pencil marks not working as expected
Requested features
5 requests- Ability to input game seed
- Option to turn off zoom
- Ability to modify color of lines in Killer Sudoku
- Addition of 6x6 Killer Sudoku
- Ability to take notes in pencil mode without errors
Flex Sudoku
Not enough reviews yet to summarise bugs or requests.
In-app purchases
Sudoku Mega Bundle
- Remove Ads$1.991 Month
- Get 20 Hints$0.99
- Get 50 Hints$1.99
- Remove Ads$9.99
Flex Sudoku
No in-app purchases
Questions
Is Sudoku Mega Bundle free?
Is Flex Sudoku free?
Which has better reviews, Sudoku Mega Bundle or Flex Sudoku?
Do Sudoku Mega Bundle or Flex Sudoku have ads?
Which is updated more often, Sudoku Mega Bundle or Flex Sudoku?
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