# Periplo vs DiffMaster

The clearest difference is update cadence: Periplo at every 5 days against DiffMaster's fortnightly. DiffMaster's advantage is device support (3 vs 1). On price, ads, in-app purchases and iOS requirement there is nothing between them.

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

Periplo ships an update every 5 days, DiffMaster fortnightly. The most recent releases landed on October 15, 2026 and October 7, 2026 respectively.

## The numbers

| Metric | Periplo | DiffMaster |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[4.0 (1 ratings)](https://appshunter.io/ios/app/diffmaster-spot-difference/id6778729497/reviews)** |
| Number of ratings | — | **1** |
| In-app purchases | No | No |
| Ads | Yes | Yes |
| Update frequency | **Every 5 days** | Fortnightly |
| Monetization | — | Free with in-app purchases |
| Size | 101 MB | 149 MB |
| Requires iOS | 16.4 | **15.0** |
| Devices | iPhone | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Guilhem Tuffal](https://appshunter.io/developer/1895840534) | [GoEun Choi](https://appshunter.io/developer/1526619924) |

## What reviewers say

### Periplo

[App page](https://appshunter.io/ios/app/periplo-world-geography-quiz/id6764830622)

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

**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:** none


## Frequently asked questions

### Is Periplo free?

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

### Is DiffMaster free?

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

### Do Periplo or DiffMaster have ads?

Both Periplo and DiffMaster show ads.

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

Periplo ships an update every 5 days, and DiffMaster fortnightly. Most recently, Periplo was updated on October 15, 2026 and DiffMaster on October 7, 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.*