Sherlock ZEN vs Suguru
Price, ratings, monetisation and update history for both games, side by side — with what reviewers say about each.
Sherlock ZEN
Engage your mind with logic puzzles that challenge you to deduce the placement of images on a grid. Solve thousands of unique puzzles across various sizes using graphical clues to uncover hidden arrangements.
- Logic grid puzzles
- Deduce image locations
- Graphical clues
- Multiple grid sizes (4x4, 5x5, 6x6)
- 150,000 unique puzzles
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Sherlock is a computerized version of logic puzzles, where you're presented with a series of clues that help you determine the exact locations of all the images on the playing board. The puzzles are all 4x4, 5x5 or 6x6. Each row of the puzzle contains images of the same type (faces, houses, numbers, fruit, street signs, letters, etc). The game scrambles the locations of the items in each row (without showing you their locations) and then presents to you a set of graphical clues that describe the positional relationships of different images. You use the clues to deduce where things can't be (and where they HAVE to be) until you know where all of the images are located. 50,000 puzzles in each size for a total of 150,000 puzzles! The puzzles in the Free, Pro, Ultra, and Zen versions of the game are all unique, the four versions of the game share NO common puzzles.
Suguru
Engage your mind with a logic puzzle featuring simple rules and immense depth. Solve thousands of unique levels, progressing from novice to expert difficulty. This addictive game offers a uniquely satisfying challenge for puzzle enthusiasts.
- 6000 unique puzzle levels
- Varying difficulty from novice to expert
- Simple rules, complex challenges
- Logic-based gameplay
- Addictive and satisfying puzzles
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Suguru, also known as Tectonics or Number Blocks, was invented in Japan. These puzzles have very simple instructions, but a very wide range of difficulties, from easy to insanely complex. Suguru is a great logic puzzle with two very simple rules. The cells in each puzzle grid are divided into groups, and each group contains the numbers from 1 to N, where N is the number of cells in the group. Thus, a group containing 5 cells will contain numbers from 1 to 5. The second rule is that no two adjacent cells, including diagonal, can contain the same number. Despite these two rules, some puzzles can be incredibly difficult to solve. Don’t be fooled by the size of the grid, and Suguru’s apparent simplicity. This is a puzzle that can, at its most difficult, challenge the most experienced of solvers. Be warned, this is an addictive puzzle like no other, and a uniquely satisfying one. In our application, we have created 6000 unique levels with varying degrees of difficulty. If you are playing Suguru for the first time, try the level “Novice”. Each difficulty level contains 1000 unique levels. Where level 1 is easiest and 1000 is the most difficult. If you can easily solve the 1000st level of one difficulty level, try the first level of the next level of difficulty.
Screenshots
Verdict
The clearest difference is price: Suguru at Free against Sherlock ZEN's $5.99. Suguru also leads on rating (4.8 vs 4.1) and update cadence (every 2 months vs every 13 months). Sherlock ZEN's advantage is ads (none vs shown) and iOS requirement (8.0 vs 13.0). On in-app purchases 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
Suguru is free to download; Sherlock ZEN costs $5.99 up front. Neither carries in-app purchases, so what you see is what you pay.
Suguru holds the better App Store score, 4.8 against 4.1. That said, the two scores are not equally well evidenced: Suguru has 310 ratings behind it against 48, so its average is the more settled of the two. Written reviews point the same way: 74% of Sherlock ZEN's written reviews are positive against 88% of Suguru's.
Sherlock ZEN ships an update every 13 months, Suguru every 2 months. The most recent releases landed on October 22, 2026 and October 24, 2026 respectively.
| Parameter | Sherlock ZEN | Suguru |
|---|---|---|
| Price | $5.99 | Free — better |
| Rating | 4.1 (48 ratings) | 4.8 (310 ratings) — better |
| Positive reviews | 73.5% of reviews | 88.5% of reviews — better |
| Number of ratings | 48 | 310 — better |
| Update frequency | Every 13 months | Every 2 months — better |
| Ads | No — better | Yes |
| In-app purchases | No | No |
| Monetization | Free — better | Ad-supported |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Requires iOS | 8.0 — better | 13.0 |
| Further details — not scored | ||
| Size | 15 MB | 9 MB |
| Age rating | 4+ | 12+ |
| Developer | Everett Kaser Software | Aliaksandr Uvarau |
Customer experience
Sherlock ZEN
Suguru
Bugs and requests
Sherlock ZEN
Not enough reviews yet to summarise bugs or requests.
Suguru
Reported bugs
3 issues- Levels not solvable
- Progress frequently wiped
- Clipboard access for no apparent reason
Requested features
7 requests- Ability to mark/pencil in potential numbers
- Option to undo/redo moves
- Ability to view completed puzzles
- Timing/scoring system with personal best tracking
- More challenging/complex puzzles at expert level
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- Separate section for hardest puzzles
- Option to reset progress and start over
In-app purchases
Sherlock ZEN
No in-app purchases
Suguru
No in-app purchases
Questions
Is Sherlock ZEN free?
Is Suguru free?
Which has better reviews, Sherlock ZEN or Suguru?
Do Sherlock ZEN or Suguru have ads?
Which is updated more often, Sherlock ZEN or Suguru?
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