# Troll Master Depth Calculator vs Pikeminnow Registration

The clearest difference is rating: Troll Master Depth Calculator at 3.8 against Pikeminnow Registration's 2.2. Troll Master Depth Calculator also leads on review sentiment (66% vs 29%) and ratings volume (73 vs 12). Pikeminnow Registration's advantage is in-app purchases (none vs 3). On price, update cadence, ads and device support there is nothing between them.

Both are free to download. Troll Master Depth Calculator sells 3 in-app purchases, starting at $4.99 per month. Pikeminnow Registration asks for nothing beyond the download.

Troll Master Depth Calculator holds the better App Store score, 3.8 against 2.2. That said, the two scores are not equally well evidenced: Troll Master Depth Calculator has 73 ratings behind it against 12, so its average is the more settled of the two. Written reviews point the same way: 66% of Troll Master Depth Calculator's written reviews are positive against 29% of Pikeminnow Registration's.

Troll Master Depth Calculator ships an update monthly, Pikeminnow Registration every 5 weeks. The most recent releases landed on November 6, 2026 and November 5, 2026 respectively.

## The numbers

| Metric | Troll Master Depth Calculator | Pikeminnow Registration |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[3.8 (73 ratings)](https://appshunter.io/ios/app/troll-master-depth-calculator/id1459946758/reviews)** | [2.2 (12 ratings)](https://appshunter.io/ios/app/pikeminnow-registration/id1608634430/reviews) |
| Number of ratings | **73** | 12 |
| Positive reviews | **65.9% of reviews** | 28.6% of reviews |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | **Monthly** | Every 5 weeks |
| Monetization | Free with in-app purchases | **Free** |
| Size | 51 MB | 33 MB |
| Requires iOS | **12.0** | 15.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Trevor Lewis](https://appshunter.io/developer/1459946757) | [Washington Department of Fish & Wildlife](https://appshunter.io/developer/1217669454) |

## What reviewers say

### Troll Master Depth Calculator

[App page](https://appshunter.io/ios/app/troll-master-depth-calculator/id1459946758)

This app calculates the precise trolling depth of your fishing lure based on various factors like line, lure type, and speed. It also allows for the creation of custom dive charts for at-home planning. Ideal for anglers targeting a wide range of freshwater and saltwater species.

**Highlights:** Calculate trolling depth, Create custom dive charts, Select line, lure, and weights, Adjust factors like speed and length, Physics-based calculations, On-water testing verified

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Monthly Subscription | $4.99 | per month |
| Annual Subscription | $19.99 | per year |
| Lifetime Purchase | $49.99 | one-time |

**What reviewers like**

- 👍 Easy to use and convenient
- 🎯 Accurate depth calculations
- 🎣 Great for trolling
- 💡 Constantly adding new lures
- 🚀 Fast and efficient

**What reviewers complain about**

- 👎 Limited lure selection
- 🐛 Buggy in certain configurations
- 🤷‍♂️ Inaccurate dive curves
- ❌ Does not work in some configurations
- 🚫 Upgrade doesn't always unlock features

**Reported bugs**

- App does not work
- No results found even with inputs
- Upgrade not working
- Dive curves are not accurate
- App throws errors

**Requested features**

- Add saltwater trolling lures
- Include Yo-Zuri, MagBay, Ilander lures
- Update and add new baits
- Add leadcore trolling option
- More lure selection from major manufacturers


### Pikeminnow Registration

[App page](https://appshunter.io/ios/app/pikeminnow-registration/id1608634430)

This app allows anglers to easily enroll in a program that rewards them for catching Northern Pikeminnow. By participating, users help protect salmon populations and can earn significant financial rewards during the fishing season.

**Highlights:** Enroll in Sport-Reward Fishery Program, Track Northern Pikeminnow catches, Earn financial rewards for fishing, Help protect salmon populations, Register with WA.gov account

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Troll Master Depth Calculator free?

Troll Master Depth Calculator is free to download, with in-app purchases available.

### Is Pikeminnow Registration free?

Pikeminnow Registration is free to download, with no in-app purchases.

### Which has better reviews, Troll Master Depth Calculator or Pikeminnow Registration?

Troll Master Depth Calculator is rated higher. Troll Master Depth Calculator averages 3.8 out of 5 from 73 ratings, while Pikeminnow Registration averages 2.2 from 12 ratings.

### Do Troll Master Depth Calculator or Pikeminnow Registration have ads?

Neither Troll Master Depth Calculator nor Pikeminnow Registration shows ads.

### Which is updated more often, Troll Master Depth Calculator or Pikeminnow Registration?

Troll Master Depth Calculator ships an update monthly, and Pikeminnow Registration every 5 weeks. Most recently, Troll Master Depth Calculator was updated on November 6, 2026 and Pikeminnow Registration on November 5, 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.*