Futoshiki 101 vs Odd Machines
Price, ratings, monetisation and update history for both games, side by side — with what reviewers say about each.
Futoshiki 101
Challenge your logic with over 100 Sudoku-style number puzzles. Arrange numbers 1-5 in rows and columns while adhering to greater-than/less-than constraints between adjacent numbers. Features pencil mode for notes and mistake highlighting.
- 101 increasingly difficult puzzles
- Sudoku-style number arrangement
- Greater-than/less-than constraints
- Pencil mode for notes
- Mistake highlighting
- 5 difficulty levels
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Prepare yourself for Futoshiki fever as you make your way through 101 increasingly difficult Sudoku-style number puzzles in one great app. The aim of the game is simple: drag and drop the numbers onto the grid so that each row and column contains the numbers 1 to 5, and numbers either side of a less-than and greater-than symbol are bigger or smaller than their neighbour, as indicated. Easy, right? You can plan ahead using pencil mode to make notes, and its easy to spot mistakes because the app will highlight them for you. So, with 5 difficultly levels from Tranquil to Terrifying, only one question remains: can you solve them all? Download Futoshiki 101 today!
Odd Machines
Embark on a 3D escape room adventure as a treasure hunter seeking a lost artifact. Solve intricate mechanical puzzles, uncover hidden objects, and unravel mysteries within an ancient temple. Collect fragments of a powerful stone to escape.
- Solve unique puzzle boxes
- Explore an ancient temple
- Collect fragments of a lost stone
- Immersive audio experience
- Multi-language support
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You are a legendary treasure hunter, looking for the Stone of Silence, a powerful artifact that got lost in an old temple. There, you will find a series of weird machines full of puzzles to crack to gain your freedom! Odd Machines: Lost Artifacts is a 3D escape room puzzle game where you have to solve complex mechanical puzzles, discover hidden objects, and unveil intriguing mysteries! Dive into a world where cryptic vibes, complex mechanisms, and smooth controls from top escape room games blend to challenge your brain skills. You'll tackle unique puzzle sets on a mysterious, gripping adventure. Every machine is crafted to deliver the ultimate escape and exploration thrill. Play the first 3 levels for free! SOLVE UNIQUE PUZZLE BOXES Embark on a puzzling adventure with an eclectic mix of original Victorian machinery, classic and architectural enigmas EXPLORE AN ANCIENT TEMPLE Step into a mesmerizing world where every move you make reveals new mysteries and changes! COLLECT ALL THE FRAGMENTS OF THE STONE OF SILENCE Once you get all 8 pieces of the lost stone, you'll be transported into a mystical scene where you'll have to crack numeric puzzles to put the pieces together and finally escape the temple IMMERSIVE AUDIO The sound effects and tunes are so mind-blowingly good that will whisk you away on an unforgettable, vibe-filled adventure! MULTI-LANGUAGE SUPPORT* Odd Machines: Lost Artifacts is available in English, French, German, Italian, Japanese, Korean, Portuguese, Russian, and Spanish. *The game language changes based on the device settings
Screenshots
Verdict
The clearest difference is review sentiment: Odd Machines at 61% against Futoshiki 101's 0%. Odd Machines also leads on rating (4.3 vs 1.0) and ratings volume (89 vs 3). Futoshiki 101's advantage is update cadence (monthly vs every 2 months) and iOS requirement (9.0 vs 15.0). On price, ads, in-app purchases and monetization model 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. Futoshiki 101 sells 1 one-off in-app purchase and Odd Machines sells 3 one-off in-app purchases. Whichever you choose, the download price is not the number that matters.
Odd Machines holds the better App Store score, 4.3 against 1.0. That said, the two scores are not equally well evidenced: Odd Machines has 89 ratings behind it against 3, so its average is the more settled of the two. Written reviews point the same way: 0% of Futoshiki 101's written reviews are positive against 61% of Odd Machines's.
Futoshiki 101 ships an update monthly, Odd Machines every 2 months. The most recent releases landed on October 14, 2026 and October 25, 2026 respectively.
| Parameter | Futoshiki 101 | Odd Machines |
|---|---|---|
| Price | Free | Free |
| Rating | 1.0 (3 ratings) | 4.3 (89 ratings) — better |
| Positive reviews | 0.0% of reviews | 61.1% of reviews — better |
| Number of ratings | 3 | 89 — better |
| Update frequency | Monthly — better | Every 2 months |
| Ads | No | No |
| In-app purchases | Yes | Yes |
| Monetization | Free with in-app purchases | Free with in-app purchases |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Requires iOS | 9.0 — better | 15.0 |
| Further details — not scored | ||
| Size | 8 MB | 436 MB |
| Age rating | 4+ | 9+ |
| Developer | Mesmotronic | XSGames |
Customer experience
Futoshiki 101
Odd Machines
Bugs and requests
Futoshiki 101
Not enough reviews yet to summarise bugs or requests.
Odd Machines
Reported bugs
9 issues- No stone to collect from 5th window
- Game closes immediately on 'play'
- Bug in first machine, stone disappears
- Cannot zoom on puzzle
- Cannot actuate dials
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- First line of clues/directions hidden by status bar on iPhone
- Hint button not intuitive
- No audio in levels, only main menu
- Bug on top of 4th machine, need to return to temple
Requested features
6 requests- Full game should be free
- Monocle usable at zoomed out level
- More visual feedback for puzzle completion
- Option to get the answer when hint isn't enough
- More levels/unlimited levels
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- Swap back button positions
In-app purchases
Futoshiki 101
- Remove adverts$1.99
Odd Machines
- Full Game$3.99
- Unlock Full Game + Coffee$4.99
- Unlock Full Game + Love$7.99
Questions
Is Futoshiki 101 free?
Is Odd Machines free?
Which has better reviews, Futoshiki 101 or Odd Machines?
Do Futoshiki 101 or Odd Machines have ads?
Which is updated more often, Futoshiki 101 or Odd Machines?
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