Comparison

Difference Master vs Zento

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

Head to head
About

Difference Master

Engage your visual acuity in a captivating 3D puzzle game. Explore intricately designed objects from all angles, find subtle differences, and enjoy a relaxing, timer-free experience. Perfect for unwinding and sharpening your observation skills.

Highlights
  • 360° object exploration
  • Hundreds of vibrant levels
  • Relaxing, timer-free gameplay
  • Intuitive tap controls
  • High-quality 3D models
Features
Read full description

Sharpen your eyes in a stunning 3D world! Can you spot what’s different? Welcome to Difference Master, a premium visual puzzle experience where 2D pictures are a thing of the past. Dive into a collection of gorgeous 3D objects—from intricate toys to delicious food—and put your observation skills to the ultimate test! Why you’ll love Difference Master: Explore in full 360°: Don't just look—interact! Rotate and zoom in on high-quality 3D models to find hidden details from every possible angle. Hundreds of vibrant levels: Discover a vast library of hand-crafted objects. Whether it's a nostalgic toy or a yummy snack, there's always something new to explore. Relax & recharge: No stressful timers! Enjoy a calm, Zen-like atmosphere designed to help you focus and unwind after a long day. Satisfyingly simple: Found a difference? Just tap it! The intuitive controls make it easy for anyone to pick up and play, yet challenging to master. Your next favorite brain teaser is just a tap away. Are you ready to become a Difference Master?

About

Zento

Features
Read full description

Zento is a quiet puzzle game about finding paths through stillness. Rotate the tiles. Connect the lines. There's no timer, no score, no failure state. Just you, the board, and the calming sound of piano. 200 hand-tuned levels guide you through a slow, satisfying progression. Endless mode is always there when you want to drift. Themes unlock as you play, each one a new mood. A zen ritual you can pick up for a minute or sink into for an hour. FEATURES • 200 hand-tuned levels, gently growing in size and complexity • Endless mode for limitless, randomly generated boards • Six difficulty tiers, from Still to Tide • 23 themes: ten of them earned by playing, plus three night modes for dark rooms • Nine calming piano tracks, adjustable or off • Subtle haptic feedback that feels right (and can be turned off) • Plays entirely offline. Universal, designed for iPhone and iPad • No accounts, no ads, no nag screens Try the first 20 levels free. One in-app purchase unlocks the rest: all 200 levels, the night modes and the harder endless tiers. Made by Not Another Studio. Hand-crafted with care.

Screenshots

Difference Master4 screens
Zento4 screens

Verdict

The call

The clearest difference is ads: Zento at none against Difference Master's shown. Difference Master's advantage is update cadence (every 2 weeks vs monthly) and iOS requirement (13.0 vs 15.0). On price, 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

CostPrice · In-app purchases · Ads · Monetization

Both are free to download. Difference Master sells 7 one-off in-app purchases and Zento sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.

UpkeepUpdate frequency

Difference Master ships an update every 2 weeks, Zento monthly. Both last shipped on October 24, 2026.

Scorecard3 real differences · 7 level
Difference Master versus Zento: the parameters behind the verdict, then further details
ParameterDifference MasterZento
PriceFreeFree
Rating5.0 (25 ratings) — better—
Positive reviews100.0% of reviews—
Number of ratings25 — better—
Update frequencyEvery 2 weeks — betterMonthly
AdsYesNo — better
In-app purchasesYesYes
MonetizationFree with in-app purchases—
DevicesiPhone, iPad, iPodiPhone, iPad, iPod
Requires iOS13.0 — better15.0
Further details — not scored
Size238 MB33 MB
Age rating12+4+
DeveloperShinrays GamesNot Another Studio LTD

In-app purchases

7 purchases

Difference Master

One-time7
  • 1000 Coins$0.99
  • 5000 Coins$4.99
  • Remove ADS$5.99
Show 4 more
  • 10000 Coins$9.99
  • 25000 Coins$24.99
  • 50000 Coins$49.99
  • 100000 Coins$99.99
1 purchases

Zento

One-time1
  • Unlock the full game$2.99

Questions

Is Difference Master free?
Difference Master is free to download, with in-app purchases available.
Is Zento free?
Zento is free to download, with in-app purchases available.
Do Difference Master or Zento have ads?
Difference Master shows ads; Zento does not.
Which is updated more often, Difference Master or Zento?
Difference Master ships an update every 2 weeks, and Zento monthly. Most recently, Difference Master was updated on October 24, 2026 and Zento on October 24, 2026.

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