# Collapse Survivor vs ECHO Survival AI

The clearest difference is update cadence: Collapse Survivor at every 9 days against ECHO Survival AI's every 3 months. On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. Collapse Survivor sells 10 in-app purchases, starting at $0.99 per month and ECHO Survival AI sells 2 one-off in-app purchases. Whichever you choose, the download price is not the number that matters.

Collapse Survivor ships an update every 9 days, ECHO Survival AI every 3 months. The most recent releases landed on November 8, 2026 and November 5, 2026 respectively.

## The numbers

| Metric | Collapse Survivor | ECHO Survival AI |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.3 (24 ratings)](https://appshunter.io/ios/app/collapse-survivor/id6477384438/reviews)** | — |
| Number of ratings | **24** | — |
| Positive reviews | 75.0% of reviews | — |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | **Every 9 days** | Every 3 months |
| Monetization | Free with in-app purchases | — |
| Size | 89 MB | 97 MB |
| Requires iOS | **16.0** | 17.0 |
| Devices | **iPhone, iPad** | iPhone |
| Age rating | 12+ | 17+ |
| Developer | [Collapse Survivor](https://appshunter.io/developer/1729159313) | [ehsan azish](https://appshunter.io/developer/1622575303) |

## What reviewers say

### 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 | $49.99 | per year |
| Premium Yearly | $99.99 | per year |
| Premium+ Yearly | $149.00 | per year |
| Premium+ Yearly Subscription | $304.99 | per year |


### ECHO Survival AI

[App page](https://appshunter.io/ios/app/echo-survival-ai/id6756616533)

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Unlock offline use forever | $12.99 | one-time |
| Full version | $12.99 | one-time |


## Frequently asked questions

### Is Collapse Survivor free?

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

### Is ECHO Survival AI free?

ECHO Survival AI is free to download, with in-app purchases available.

### Do Collapse Survivor or ECHO Survival AI have ads?

Neither Collapse Survivor nor ECHO Survival AI shows ads.

### Which is updated more often, Collapse Survivor or ECHO Survival AI?

Collapse Survivor ships an update every 9 days, and ECHO Survival AI every 3 months. Most recently, Collapse Survivor was updated on November 8, 2026 and ECHO Survival AI on November 5, 2026.

---

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