# Pumpout Nav vs AV Assistant

The clearest difference is rating: AV Assistant at 5.0 against Pumpout Nav's 4.5. AV Assistant also leads on update cadence (every 2 months vs every 4 months) and iOS requirement (12.4 vs 16.6). Pumpout Nav's advantage is ratings volume (117 vs 4). 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.

AV Assistant holds the better App Store score, 5.0 against 4.5. That said, the two scores are not equally well evidenced: Pumpout Nav has 117 ratings behind it against 4, so its average is the more settled of the two.

Pumpout Nav ships an update every 4 months, AV Assistant every 2 months. The most recent releases landed on September 18, 2026 and June 1, 2026 respectively.

## The numbers

| Metric | Pumpout Nav | AV Assistant |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.5 (117 ratings)](https://appshunter.io/ios/app/pumpout-nav/id1148752109/reviews) | **[5.0 (4 ratings)](https://appshunter.io/ios/app/av-assistant/id1381484046/reviews)** |
| Number of ratings | **117** | 4 |
| Positive reviews | 37.5% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 4 months | **Every 2 months** |
| Monetization | Free | Free |
| Size | 61 MB | 5 MB |
| Requires iOS | 16.6 | **12.4** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [ecom enterprises, inc.](https://appshunter.io/developer/576917120) | [Clint O'Connor](https://appshunter.io/developer/1381484045) |

## What reviewers say

### Pumpout Nav

[App page](https://appshunter.io/ios/app/pumpout-nav/id1148752109)

Find nearby sewage pumpout stations, floating restrooms, and dump stations for your boat. View facility details, log your pumpouts, and learn about proper waste disposal to protect waterways. Available in select coastal and lake regions.

**Highlights:** Find nearby pumpout stations, Locate floating restrooms and dump stations, Real-time mobile pumpout tracking, View facility hours and contact info, Log pumpouts and favorite locations, Learn about sewage disposal regulations, Identify No Discharge Zones

**Features:** Vision Pro support

**In-app purchases:** none


### AV Assistant

[App page](https://appshunter.io/ios/app/av-assistant/id1381484046)

This app provides U.S. waters navigation information, displaying your location and details of surrounding aids like buoys and lights. It downloads weekly U.S. Coast Guard Light List data and includes relevant Local Notice for Mariners information. It also allows users to report discrepancies in navigation aids to the U.S. Coast Guard.

**Highlights:** Location-based aid display, U.S. Coast Guard Light List data, Local Notice for Mariners integration, Discrepancy reporting to USCG, Informational aid for U.S. waters

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Pumpout Nav free?

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

### Is AV Assistant free?

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

### Which has better reviews, Pumpout Nav or AV Assistant?

AV Assistant is rated higher. Pumpout Nav averages 4.5 out of 5 from 117 ratings, while AV Assistant averages 5.0 from 4 ratings.

### Do Pumpout Nav or AV Assistant have ads?

Neither Pumpout Nav nor AV Assistant shows ads.

### Which is updated more often, Pumpout Nav or AV Assistant?

Pumpout Nav ships an update every 4 months, and AV Assistant every 2 months. Most recently, Pumpout Nav was updated on September 18, 2026 and AV Assistant on June 1, 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.*