# ZenTime vs DiffMaster

The clearest difference is rating: ZenTime at 5.0 against DiffMaster's 4.0. ZenTime also leads on in-app purchases (none vs 9) and ads (none vs shown). On price, ratings volume, update cadence and device support there is nothing between them.

Both are free to download. DiffMaster sells 9 one-off in-app purchases. ZenTime asks for nothing beyond the download.

ZenTime holds the better App Store score, 5.0 against 4.0. Both are backed by a comparable volume of ratings — 2 and 1 respectively.

ZenTime ships an update every 9 days, DiffMaster every 3 weeks. The most recent releases landed on October 31, 2026 and November 5, 2026 respectively.

## The numbers

| Metric | ZenTime | DiffMaster |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (2 ratings)](https://appshunter.io/ios/app/zentime-jigsaw-puzzle/id6775226864/reviews)** | [4.0 (1 ratings)](https://appshunter.io/ios/app/diffmaster-spot-difference/id6778729497/reviews) |
| Number of ratings | **2** | 1 |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | **No** | Yes |
| Update frequency | **Every 9 days** | Every 3 weeks |
| Monetization | **Free** | Free with in-app purchases |
| Size | 75 MB | 150 MB |
| Requires iOS | 15.0 | 15.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [昊 吴](https://appshunter.io/developer/1572856482) | [GoEun Choi](https://appshunter.io/developer/1526619924) |

## What reviewers say

### ZenTime

[App page](https://appshunter.io/ios/app/zentime-jigsaw-puzzle/id6775226864)

Engage in a calming jigsaw puzzle experience with beautiful artwork. Enjoy a peaceful and rewarding game designed for relaxation and focus, perfect for daily breaks or longer sessions at your own pace.

**Highlights:** Beautiful jigsaw puzzle images, Relaxing gameplay, Multiple puzzle themes, Simple controls, Casual brain training, Play at your own pace

**Features:** macOS Compatibility

**In-app purchases:** none


### DiffMaster

[App page](https://appshunter.io/ios/app/diffmaster-spot-difference/id6778729497)

This game offers a relaxing visual puzzle experience with charming illustrations and no time pressure. It's designed for casual gamers seeking a stress-free way to unwind and enjoy a gentle brain workout, playable offline anywhere.

**Highlights:** Calm and relaxing gameplay with no timer, Gentle brain workout, Cute and cozy artwork, Playable offline anywhere, Continuous new content updates, Easy zoom feature for detailed inspection

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases (9)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 2,700 Coins | $0.99 | one-time |
| Beginner Package | $1.99 | one-time |
| 5,400 Coins | $1.99 | one-time |
| Remove Pop-up Ads | $3.99 | one-time |
| Premium Package | $4.99 | one-time |
| 15,000 Coins | $4.99 | one-time |
| 27,000 Coins | $4.99 | one-time |
| 35,000 Coins | $9.99 | one-time |
| 60,000 Coins | $9.99 | one-time |


## Frequently asked questions

### Is ZenTime free?

ZenTime is free to download, with no in-app purchases.

### Is DiffMaster free?

DiffMaster is free to download, with in-app purchases available.

### Which has better reviews, ZenTime or DiffMaster?

ZenTime is rated higher. ZenTime averages 5.0 out of 5 from 2 ratings, while DiffMaster averages 4.0 from 1 ratings.

### Do ZenTime or DiffMaster have ads?

DiffMaster shows ads; ZenTime does not.

### Which is updated more often, ZenTime or DiffMaster?

ZenTime ships an update every 9 days, and DiffMaster every 3 weeks. Most recently, ZenTime was updated on October 31, 2026 and DiffMaster on November 5, 2026.

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*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*