Comparison

Thinking vs 15.Puzzle

Price, ratings, monetisation and update history for both games, side by side — with what reviewers say about each.

Head to head
About

Thinking

Solve physics-based puzzles by drawing lines and shapes. Explore 40 challenging levels with multiple solutions. This game offers a simple yet demanding mental workout.

Highlights
  • Physics-based puzzles
  • Line and shape drawing
  • 40 challenging levels
  • Multiple solutions per level
  • Free to play
Features
Read full description

Draw lines and shapes to solve every level in this fun and challenging physics puzzle game! Draw lines and shapes to solve every level in this fun and challenging physics puzzle game! Use your creativity to guide objects, overcome obstacles, and find the perfect solution. Each level can be cleared in different ways, so try your own strategy and discover the smartest answer. Features ・Simple gameplay with challenging brain-teasing puzzles ・Draw lines and shapes to interact with physics ・Multiple solutions for every level ・All levels are unlocked for free ・Includes complete answers when you get stuck It may look easy at first, but every level is waiting to test your brain!

About

15.Puzzle

Transform your personal photos into engaging sliding tile puzzles. Enjoy daily curated challenges, track your progress, and compete with others globally. Play quick, satisfying rounds anytime, anywhere.

Highlights
  • Create puzzles from personal photos
  • Daily curated puzzles
  • Two difficulty levels (3x3, 4x4)
  • Global leaderboards
  • Smart hint system
  • Share solved puzzles
Features
Read full description

Turn any picture into a puzzle. Photo Slide Puzzle takes the sliding tile game and adds the one thing it was always missing: your photos. Pick an image from your camera roll, snap a fresh one, or play today's curated daily puzzle. Every picture becomes a satisfying sliding puzzle you race to reconstruct. WHAT'S INSIDE - Your photos, your puzzles. Use any image from your library or take one with the camera. Family moments, vacation snapshots, pet portraits — anything becomes a puzzle you actually care about solving. - A new daily puzzle every day. Open the app each morning to find a fresh curated image. Solve consecutive days to build your streak — see how far you can go. - Two difficulty levels. Easy (3×3) for a quick session in line at the coffee shop, Hard (4×4) for a real challenge. - Live scoring and best-time tracking. Beat your personal records, then climb the Game Center leaderboards against players around the world. - Smart hint system. Stuck on a tricky puzzle? Use a peek to glance at the original image. Watch a short video to have one piece snapped automatically into its correct spot. - Designed for iPhone and iPad. Rotate freely — the puzzle reflows. Sharp at every screen size, in Split View, and on every recent device. - Made for fast, satisfying sessions. Each round runs 2 to 4 minutes. Perfect for waiting rooms, commutes, lunch breaks, and the ten minutes before bed. - Share your solves. Send a finished puzzle as an image to friends and family. NO LOGIN. NO SUBSCRIPTION. NO REGISTRATION. Just open the app and play. Game Center sign-in is optional and only used for global leaderboards. We hope you love it. If you do, please leave a review — it genuinely helps small developers keep building.

Screenshots

Thinking4 screens
15.Puzzle4 screens

Verdict

The call

The clearest difference is rating: 15.Puzzle at 4.3 against Thinking's 1.0. 15.Puzzle also leads on ads (none vs shown) and update cadence (every 3 weeks vs every 18 months). On price, in-app purchases, 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

CostPrice · In-app purchases · Ads · Monetization

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

ReceptionRating · Positive reviews · Number of ratings

15.Puzzle holds the better App Store score, 4.3 against 1.0. Both are backed by a comparable volume of ratings — 1 and 4 respectively.

UpkeepUpdate frequency

Thinking ships an update every 18 months, 15.Puzzle every 3 weeks. The most recent releases landed on June 1, 2026 and September 1, 2026 respectively.

Scorecard5 real differences · 5 level
Thinking versus 15.Puzzle: the parameters behind the verdict, then further details
ParameterThinking15.Puzzle
PriceFreeFree
Rating1.0 (1 ratings)4.3 (4 ratings) — better
Positive reviews25.0% of reviews—
Number of ratings14 — better
Update frequencyEvery 18 monthsEvery 3 weeks — better
AdsYesNo — better
In-app purchasesNoNo
MonetizationAd-supportedFree — better
DevicesiPhone, iPad, iPodiPhone, iPad, iPod
Requires iOS15.0 — better15.6
Further details — not scored
Size134 MB12 MB
Age rating4+4+
DeveloperZIROTEK CORP.Bothina Elzoobi

Customer experience

Thinking

All ratings1 ratings
Positive0.0%
Neutral0.0%
Negative100.0%
Written reviews4 reviews
Positive25.0%
Neutral0.0%
Negative75.0%

15.Puzzle

All ratings4 ratings
Positive75.0%
Neutral25.0%
Negative0.0%

In-app purchases

None

Thinking

No in-app purchases

None

15.Puzzle

No in-app purchases

Questions

Is Thinking free?
Thinking is free to download, with no in-app purchases.
Is 15.Puzzle free?
15.Puzzle is free to download, with no in-app purchases.
Which has better reviews, Thinking or 15.Puzzle?
15.Puzzle is rated higher. Thinking averages 1.0 out of 5 from 1 ratings, while 15.Puzzle averages 4.3 from 4 ratings.
Do Thinking or 15.Puzzle have ads?
Thinking shows ads; 15.Puzzle does not.
Which is updated more often, Thinking or 15.Puzzle?
Thinking ships an update every 18 months, and 15.Puzzle every 3 weeks. Most recently, Thinking was updated on June 1, 2026 and 15.Puzzle on September 1, 2026.

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