# Pumpout Nav vs Lock Status

The clearest difference is review sentiment: Lock Status at 100% against Pumpout Nav's 38%. Lock Status also leads on rating (5.0 vs 4.5) and update cadence (every 2 months vs every 4 months). 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.

Lock Status 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. Written reviews point the same way: 38% of Pumpout Nav's written reviews are positive against 100% of Lock Status's.

Pumpout Nav ships an update every 4 months, Lock Status every 2 months. The most recent releases landed on September 18, 2026 and September 17, 2026 respectively.

## The numbers

| Metric | Pumpout Nav | Lock Status |
| --- | --- | --- |
| 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/lock-status/id1575387855/reviews)** |
| Number of ratings | **117** | 4 |
| Positive reviews | 37.5% of reviews | **100.0% of reviews** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 4 months | **Every 2 months** |
| Monetization | Free | Free |
| Size | 61 MB | 2 MB |
| Requires iOS | 16.6 | **15.0** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [ecom enterprises, inc.](https://appshunter.io/developer/576917120) | [Andrew Thom](https://appshunter.io/developer/1231883383) |

## 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


### Lock Status

[App page](https://appshunter.io/ios/app/lock-status/id1575387855)

Provides real-time information on U.S. river locks and dams. Get contact details and see upcoming locks for your waterway journey. Essential for boaters and canoeists navigating rivers.

**Highlights:** Up-to-date lock information, Contact methods for locks, Upcoming lock identification, Supports waterway journeys, River and dam status

**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 Lock Status free?

Lock Status is free to download, with no in-app purchases.

### Which has better reviews, Pumpout Nav or Lock Status?

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

### Do Pumpout Nav or Lock Status have ads?

Neither Pumpout Nav nor Lock Status shows ads.

### Which is updated more often, Pumpout Nav or Lock Status?

Pumpout Nav ships an update every 4 months, and Lock Status every 2 months. Most recently, Pumpout Nav was updated on September 18, 2026 and Lock Status on September 17, 2026.

---

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