# 그린비 vs Relief's Map

The clearest difference is rating: Relief's Map at 3.4 against 그린비's 1.6. Relief's Map also leads on update cadence (every 3 weeks vs every 2 months). 그린비's advantage is in-app purchases (none vs 2) and ads (none vs shown). On price, review sentiment, ratings volume and device support there is nothing between them.

Both are free to download. Relief's Map sells 2 in-app purchases, starting at $2.49 per month. 그린비 asks for nothing beyond the download.

Relief's Map holds the better App Store score, 3.4 against 1.6. Both are backed by a comparable volume of ratings — 8 and 14 respectively. Written reviews split almost evenly too, at 52% and 51% positive.

그린비 ships an update every 2 months, Relief's Map every 3 weeks. The most recent releases landed on October 24, 2026 and October 20, 2026 respectively.

## The numbers

| Metric | 그린비 | Relief's Map |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [1.6 (8 ratings)](https://appshunter.io/ios/app/id1005578718/reviews) | **[3.4 (14 ratings)](https://appshunter.io/ios/app/reliefs-map/id1500120201/reviews)** |
| Number of ratings | 8 | **14** |
| Positive reviews | **51.9% of reviews** | 50.9% of reviews |
| In-app purchases | **No** | Yes |
| Ads | **No** | Yes |
| Update frequency | Every 2 months | **Every 3 weeks** |
| Monetization | — | Free with in-app purchases |
| Size | 65 MB | 104 MB |
| Requires iOS | **12.0** | 15.0 |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [GRINBI PARTNERS CO., LTD](https://appshunter.io/developer/1005578717) | [sPresto Corp.](https://appshunter.io/developer/1500120200) |

## What reviewers say

### 그린비

[App page](https://appshunter.io/ios/app/id1005578718)

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

**In-app purchases:** none


### Relief's Map

[App page](https://appshunter.io/ios/app/reliefs-map/id1500120201)

Detect hidden cameras using AI, electromagnetic fields, and infrared. Share detection results and find information on public toilets, including their rating for illegal recording risks.

**Highlights:** Hidden camera detection (AI, EMF, IR), Spy camera detection, PRO mode AI detection, Detection results map, Public toilet information, Suspicion rating for recording risk

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Monthly Subscription (1 Month) | $2.49 | per month |
| Yearly Subscription (1 Year) | $24.99 | per year |


## Frequently asked questions

### Is 그린비 free?

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

### Is Relief's Map free?

Relief's Map is free to download, with in-app purchases available.

### Which has better reviews, 그린비 or Relief's Map?

Relief's Map is rated higher. 그린비 averages 1.6 out of 5 from 8 ratings, while Relief's Map averages 3.4 from 14 ratings.

### Do 그린비 or Relief's Map have ads?

Relief's Map shows ads; 그린비 does not.

### Which is updated more often, 그린비 or Relief's Map?

그린비 ships an update every 2 months, and Relief's Map every 3 weeks. Most recently, 그린비 was updated on October 24, 2026 and Relief's Map on October 20, 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.*