# NVS Tsunami Evacuation vs PNW Callout

The clearest difference is rating: PNW Callout at 5.0 against NVS Tsunami Evacuation's 3.5. PNW Callout also leads on update cadence (every 9 days vs every 3 months) and device support (4 vs 2). NVS Tsunami Evacuation's advantage is ratings volume (19 vs 3). On price, ads, in-app purchases and monetization model there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

PNW Callout holds the better App Store score, 5.0 against 3.5. That said, the two scores are not equally well evidenced: NVS Tsunami Evacuation has 19 ratings behind it against 3, so its average is the more settled of the two.

NVS Tsunami Evacuation ships an update every 3 months, PNW Callout every 9 days. The most recent releases landed on November 1, 2026 and October 8, 2026 respectively.

## The numbers

| Metric | NVS Tsunami Evacuation | PNW Callout |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [3.5 (19 ratings)](https://appshunter.io/ios/app/nvs-tsunami-evacuation/id478984841/reviews) | **[5.0 (3 ratings)](https://appshunter.io/ios/app/pnw-callout/id6475701111/reviews)** |
| Number of ratings | **19** | 3 |
| Positive reviews | 44.4% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 3 months | **Every 9 days** |
| Monetization | Free | Free |
| Size | 7 MB | 3 MB |
| Requires iOS | 16.6 | **15.0** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod, Apple Watch** |
| Age rating | 4+ | 17+ |
| Developer | [NANOOS-IOOSASSOCIATION](https://appshunter.io/developer/1792959921) | [HOME SAFE LLC](https://appshunter.io/developer/1724883712) |

## What reviewers say

### NVS Tsunami Evacuation

[App page](https://appshunter.io/ios/app/nvs-tsunami-evacuation/id478984841)

This app displays tsunami evacuation zones along the Oregon and Washington coast. It allows users to map their home, work, or school to see if they are in a hazard zone and plan evacuation routes. It also shows critical locations like schools and government buildings.

**Highlights:** Tsunami evacuation zone maps, Location mapping (home, work, school), GPS and address-based route planning, Critical facility locations, Tsunami warning bulletins, State agency data

**Features:** macOS Compatibility

**In-app purchases:** none


### PNW Callout

[App page](https://appshunter.io/ios/app/pnw-callout/id6475701111)

This event management tool helps teams track attendance for activities and notify members of requests. It can report member locations during active events until they mark themselves safe. Requires an active team subscription to use.

**Highlights:** Event attendance management, Member notifications, Location reporting during events, Marking members safe, Team subscription required

**Features:** macOS Compatibility, Apple Watch app, Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is NVS Tsunami Evacuation free?

NVS Tsunami Evacuation is free to download, with no in-app purchases.

### Is PNW Callout free?

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

### Which has better reviews, NVS Tsunami Evacuation or PNW Callout?

PNW Callout is rated higher. NVS Tsunami Evacuation averages 3.5 out of 5 from 19 ratings, while PNW Callout averages 5.0 from 3 ratings.

### Do NVS Tsunami Evacuation or PNW Callout have ads?

Neither NVS Tsunami Evacuation nor PNW Callout shows ads.

### Which is updated more often, NVS Tsunami Evacuation or PNW Callout?

NVS Tsunami Evacuation ships an update every 3 months, and PNW Callout every 9 days. Most recently, NVS Tsunami Evacuation was updated on November 1, 2026 and PNW Callout on October 8, 2026.

---

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