# GMCMap vs Collapse Survivor

The clearest difference is in-app purchases: GMCMap at none against Collapse Survivor's 10. Collapse Survivor's advantage is update cadence (every 9 days vs every 5 months) and rating (4.3 vs 4.1). On price, review sentiment, ratings volume and ads there is nothing between them.

Both are free to download. Collapse Survivor sells 10 in-app purchases, starting at $0.99 per month. GMCMap asks for nothing beyond the download.

Collapse Survivor holds the better App Store score, 4.3 against 4.1. Both are backed by a comparable volume of ratings — 19 and 24 respectively. Written reviews point the same way: 70% of GMCMap's written reviews are positive against 75% of Collapse Survivor's.

GMCMap ships an update every 5 months, Collapse Survivor every 9 days. The most recent releases landed on September 22, 2026 and September 24, 2026 respectively.

## The numbers

| Metric | GMCMap | Collapse Survivor |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.1 (19 ratings)](https://appshunter.io/ios/app/gmcmap/id6459882680/reviews) | **[4.3 (24 ratings)](https://appshunter.io/ios/app/collapse-survivor/id6477384438/reviews)** |
| Number of ratings | 19 | **24** |
| Positive reviews | 70.0% of reviews | **75.0% of reviews** |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 5 months | **Every 9 days** |
| Monetization | **Free** | Free with in-app purchases |
| Size | 27 MB | 89 MB |
| Requires iOS | **15.1** | 16.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 12+ |
| Developer | [GQ Electronics LLC](https://appshunter.io/developer/1379843069) | [Collapse Survivor](https://appshunter.io/developer/1729159313) |

## What reviewers say

### GMCMap

[App page](https://appshunter.io/ios/app/gmcmap/id6459882680)

This app provides a real-time radiation map of the world, displaying current radiation levels from monitoring stations globally. It features an interactive map, historical data, and trend analysis for comprehensive environmental vigilance.

**Highlights:** Real-time radiation data, Global coverage map, Interactive map interface, Historical data and trends, Mobile convenience

**In-app purchases:** none


### Collapse Survivor

[App page](https://appshunter.io/ios/app/collapse-survivor/id6477384438)

This app provides essential offline information and real-time alerts for emergencies. Access a vast offline database of knowledge and stay informed about potential threats to ensure you are prepared for any disaster.

**Highlights:** Offline Wikipedia access, Real-time threat alerts, Curated preparedness news, Emergency information database, Survival strategies

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

**In-app purchases (10)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Premium (1 month free trial) | $0.99 | per month |
| Basic (Monthly) | $1.99 | per month |
| Premium Monthly | $4.99 | per month |
| Basic (Yearly) | $9.99 | per year |
| Premium (Monthly) | $9.99 | per month |
| Premium+ Monthly  (Monthly) | $29.99 | per month |
| Premium Yearly | $99.99 | per year |
| Premium Yearly | $149.99 | per year |
| Premium+ Yearly | $151.99 | per year |
| Premium+ Yearly Subscription | $304.99 | per year |


## Frequently asked questions

### Is GMCMap free?

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

### Is Collapse Survivor free?

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

### Which has better reviews, GMCMap or Collapse Survivor?

Collapse Survivor is rated higher. GMCMap averages 4.1 out of 5 from 19 ratings, while Collapse Survivor averages 4.3 from 24 ratings.

### Do GMCMap or Collapse Survivor have ads?

Neither GMCMap nor Collapse Survivor shows ads.

### Which is updated more often, GMCMap or Collapse Survivor?

GMCMap ships an update every 5 months, and Collapse Survivor every 9 days. Most recently, GMCMap was updated on September 22, 2026 and Collapse Survivor on September 24, 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.*