Comparison

NVS Tsunami Evacuation vs Peak Propane

Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.

Head to head
About

NVS Tsunami Evacuation

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
Read full description

* Oregon and Washington tsunami evacuation zone maps developed by the Oregon Department of Geology and Mineral Industries (DOGAMI) and the Washington Department of Natural Resources (WADNR) * NVS Tsunami app developed by the Northwest Association of Networked Ocean Observing Systems (NANOOS) NVS Tsunami provides you an at-a-glance view of where the tsunami hazard zones are along the Oregon and Washington coast, and allows you to map whether your home, work, school, etc. is located in a tsunami evacuation zone or not. To help you develop and plan your own evacuation routes, NVS Tsunami enables you to save your current position or points of interest via GPS or address look-up. As an important tool in preparing for a potentially catastrophic local or distant tsunami event for residents or visitors to the Pacific Northwest coast, NVS Tsunami also displays the locations of places that will be of critical importance prior to, during, and following a tsunami event, including schools, bridges, assembly areas, and various local government buildings. Features: o Up-to-date tsunami information published by Washington and Oregon state agencies and emergency managers, including evacuation zone maps, location of features of interest, and additional tsunami information for the public o Access to the most current tsunami warning bulletins from the West Coast and Alaska Tsunami Warning Center o Find a location by either address or GPS

About

Peak Propane

Manage your propane account with ease. Access your balance, location, and contract details. Request service, deliveries, and process payments directly through the app.

Highlights
  • Account balance access
  • Location and contract info
  • Payment processing
  • Service request
  • Delivery requests
Features
Read full description

Information at your fingertips! This app gives you direct access to your account balance, location and contract information. It also gives you the ability to store and process payment and request service work and deliveries directly through the app.

Screenshots

NVS Tsunami Evacuation4 screens
Peak Propane3 screens

Verdict

The call

The clearest difference is review sentiment: NVS Tsunami Evacuation at 44% against Peak Propane's 0%. NVS Tsunami Evacuation also leads on rating (3.5 vs 1.0) and ratings volume (19 vs 2). Peak Propane's advantage is iOS requirement (12.2 vs 16.6). On price, update cadence, ads and in-app purchases there is nothing between them.

Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS

CostPrice · In-app purchases · Ads · Monetization

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

ReceptionRating · Positive reviews · Number of ratings

NVS Tsunami Evacuation holds the better App Store score, 3.5 against 1.0. That said, the two scores are not equally well evidenced: NVS Tsunami Evacuation has 19 ratings behind it against 2, so its average is the more settled of the two. Written reviews point the same way: 44% of NVS Tsunami Evacuation's written reviews are positive against 0% of Peak Propane's.

UpkeepUpdate frequency

NVS Tsunami Evacuation ships an update every 3 months, Peak Propane every 5 months. The most recent releases landed on October 23, 2026 and October 18, 2026 respectively.

Scorecard4 real differences · 6 level
NVS Tsunami Evacuation versus Peak Propane: the parameters behind the verdict, then further details
ParameterNVS Tsunami EvacuationPeak Propane
PriceFreeFree
Rating3.5 (19 ratings) — better1.0 (2 ratings)
Positive reviews44.4% of reviews — better0.0% of reviews
Number of ratings19 — better2
Update frequencyEvery 3 months — betterEvery 5 months
AdsNoNo
In-app purchasesNoNo
MonetizationFreeFree
DevicesiPhone, iPadiPhone, iPad, iPod — better
Requires iOS16.612.2 — better
Further details — not scored
Size7 MB56 MB
Age rating4+4+
DeveloperNANOOS-IOOSASSOCIATIONRural Computer Consultants, Inc.

Customer experience

NVS Tsunami Evacuation

All ratings19 ratings
Positive47.4%
Neutral21.1%
Negative31.6%
Written reviews27 reviews
Positive44.4%
Neutral14.8%
Negative40.7%

Peak Propane

All ratings2 ratings
Positive0.0%
Neutral0.0%
Negative100.0%
Written reviews1 reviews
Positive0.0%
Neutral0.0%
Negative100.0%

In-app purchases

None

NVS Tsunami Evacuation

No in-app purchases

None

Peak Propane

No in-app purchases

Questions

Is NVS Tsunami Evacuation free?
NVS Tsunami Evacuation is free to download, with no in-app purchases.
Is Peak Propane free?
Peak Propane is free to download, with no in-app purchases.
Which has better reviews, NVS Tsunami Evacuation or Peak Propane?
NVS Tsunami Evacuation is rated higher. NVS Tsunami Evacuation averages 3.5 out of 5 from 19 ratings, while Peak Propane averages 1.0 from 2 ratings.
Do NVS Tsunami Evacuation or Peak Propane have ads?
Neither NVS Tsunami Evacuation nor Peak Propane shows ads.
Which is updated more often, NVS Tsunami Evacuation or Peak Propane?
NVS Tsunami Evacuation ships an update every 3 months, and Peak Propane every 5 months. Most recently, NVS Tsunami Evacuation was updated on October 23, 2026 and Peak Propane on October 18, 2026.

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