# MERMAID vs Gray Methodist

The clearest difference is in-app purchases: Gray Methodist at none against MERMAID's 4. MERMAID's advantage is update cadence (every 4 months vs every 12 months) and iOS requirement (12.0 vs 15.1). On price, rating, ratings volume and ads there is nothing between them.

Both are free to download. MERMAID sells 4 one-off in-app purchases. Gray Methodist asks for nothing beyond the download.

On the App Store both sit at effectively the same score — 5.0 for MERMAID against 5.0 for Gray Methodist. Both are backed by a comparable volume of ratings — 1 and 1 respectively.

MERMAID ships an update every 4 months, Gray Methodist every 12 months. The most recent releases landed on October 10, 2026 and October 14, 2026 respectively.

## The numbers

| Metric | MERMAID | Gray Methodist |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [5.0 (1 ratings)](https://appshunter.io/ios/app/mermaid-find-the-difference/id1499434741/reviews) | [5.0 (1 ratings)](https://appshunter.io/ios/app/gray-methodist/id6475951286/reviews) |
| Number of ratings | 1 | 1 |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | **Every 4 months** | Every 12 months |
| Monetization | Free with in-app purchases | **Free** |
| Size | 102 MB | 53 MB |
| Requires iOS | **12.0** | 15.1 |
| Devices | iPhone, iPad, iPod | **iPhone, iPad, iPod, Apple TV** |
| Age rating | 4+ | 4+ |
| Developer | [正明 英](https://appshunter.io/developer/1499434740) | [Gray Church, Inc](https://appshunter.io/developer/1725436395) |

## What reviewers say

### MERMAID

[App page](https://appshunter.io/ios/app/mermaid-find-the-difference/id1499434741)

Sharpen your observation skills by comparing two images to find subtle differences. Tap on the discrepancies within a time limit across numerous engaging levels. It's a fun challenge to test your detection and concentration.

**Highlights:** Compare two images, Find and tap differences, Timed challenges, Numerous levels, Test detection skills, Enhance concentration

**Features:** macOS Compatibility

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| pack of 10 hints | $0.99 | one-time |
| Buy all levels and remove Ads | $0.99 | one-time |
| pack of 25 hints | $1.99 | one-time |
| pack of 50 hints | $2.99 | one-time |


### Gray Methodist

[App page](https://appshunter.io/ios/app/gray-methodist/id6475951286)

Stay connected with your church community through this app. Access past sermons, receive important updates via push notifications, and share messages with friends and family. Download content for offline listening.

**Highlights:** Watch or listen to past messages, Push notifications for updates, Share messages via social media/email, Download messages for offline listening

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is MERMAID free?

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

### Is Gray Methodist free?

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

### Which has better reviews, MERMAID or Gray Methodist?

MERMAID and Gray Methodist are both rated 5.0 out of 5 on the App Store, from 1 and 1 ratings respectively.

### Do MERMAID or Gray Methodist have ads?

Neither MERMAID nor Gray Methodist shows ads.

### Which is updated more often, MERMAID or Gray Methodist?

MERMAID ships an update every 4 months, and Gray Methodist every 12 months. Most recently, MERMAID was updated on October 10, 2026 and Gray Methodist on October 14, 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.*