# Perci vs ECHO Survival AI

The clearest difference is update cadence: Perci at fortnightly against ECHO Survival AI's every 3 months. Perci also leads on device support (3 vs 1) and iOS requirement (13.2 vs 17.0). On price, ads and in-app purchases there is nothing between them.

Both are free to download. Perci sells 6 in-app purchases, starting at $3.99 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.

Perci ships an update fortnightly, ECHO Survival AI every 3 months. The most recent releases landed on October 24, 2026 and October 9, 2026 respectively.

## The numbers

| Metric | Perci | ECHO Survival AI |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.9 (16 ratings)](https://appshunter.io/ios/app/perci/id6449716815/reviews)** | — |
| Number of ratings | **16** | — |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | **Fortnightly** | Every 3 months |
| Monetization | Free with in-app purchases | — |
| Size | 73 MB | 97 MB |
| Requires iOS | **13.2** | 17.0 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 17+ | 17+ |
| Developer | [Perci Ready LLC](https://appshunter.io/developer/1679170598) | [ehsan azish](https://appshunter.io/developer/1622575303) |

## What reviewers say

### Perci

[App page](https://appshunter.io/ios/app/perci/id6449716815)

Create personalized disaster readiness plans for your family with ease. This app generates comprehensive plans for various emergencies, including evacuation, home protection, and pet safety. Stay informed with extreme weather alerts and receive timely reminders to update your plans.

**Highlights:** Personalized readiness plans, Evacuation and home protection plans, Pet safety and school safety plans, Household needs and communication plans, Extreme weather alerts, Plan update reminders

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

**In-app purchases (6)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Solo Monthly | $3.99 | per month |
| Duo | $5.99 | per month |
| Family | $7.99 | per month |
| Solo | $39.99 | per year |
| Duo | $59.99 | per year |
| Family | $79.99 | 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 Perci free?

Perci 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 Perci or ECHO Survival AI have ads?

Neither Perci nor ECHO Survival AI shows ads.

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

Perci ships an update fortnightly, and ECHO Survival AI every 3 months. Most recently, Perci was updated on October 24, 2026 and ECHO Survival AI on October 9, 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.*