# DC Wire Sizer vs Anchor Pro

The clearest difference is price: Anchor Pro at Free against DC Wire Sizer's $2.99. Anchor Pro also leads on update cadence (every 2 months vs every 20 months) and ratings volume (3.5K vs 24). DC Wire Sizer's advantage is in-app purchases (none vs 1) and review sentiment (100% vs 79%). On ads and device support there is nothing between them.

Anchor Pro is free to download; DC Wire Sizer costs $2.99 up front. Anchor Pro sells 1 in-app purchase, starting at $6.99 per year. DC Wire Sizer asks for nothing beyond the download.

DC Wire Sizer holds the better App Store score, 5.0 against 4.8. That said, the two scores are not equally well evidenced: Anchor Pro has 3.5K ratings behind it against 24, so its average is the more settled of the two. Written reviews point the same way: 100% of DC Wire Sizer's written reviews are positive against 79% of Anchor Pro's.

DC Wire Sizer ships an update every 20 months, Anchor Pro every 2 months. The most recent releases landed on October 3, 2026 and October 12, 2026 respectively.

## The numbers

| Metric | DC Wire Sizer | Anchor Pro |
| --- | --- | --- |
| Price | $2.99 | **Free** |
| Rating | **[5.0 (24 ratings)](https://appshunter.io/ios/app/dc-wire-sizer/id629190351/reviews)** | [4.8 (3.5K ratings)](https://appshunter.io/ios/app/anchor-pro/id1445476850/reviews) |
| Number of ratings | 24 | **3.5K** |
| Positive reviews | **100.0% of reviews** | 78.9% of reviews |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 20 months | **Every 2 months** |
| Monetization | Paid | **Free with in-app purchases** |
| Size | 21 MB | 23 MB |
| Requires iOS | **9.0** | 17.2 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, Apple Watch |
| Age rating | 4+ | 4+ |
| Developer | [Dirty Dog Software, LLC](https://appshunter.io/developer/629190354) | [IdeaBoys GmbH](https://appshunter.io/developer/1578331665) |

## What reviewers say

### DC Wire Sizer

[App page](https://appshunter.io/ios/app/dc-wire-sizer/id629190351)

Calculate appropriate DC wire sizes for electrical projects, preventing equipment damage and fires. Save, edit, and export wire run details for electrical plans and material purchases. Features a wizard for easy sizing for all users.

**Highlights:** Calculates wire size, voltage drop, and ampacity, Supports custom DC voltages up to 500 amps, Save, edit, and export wire run details, Sizer Wizard for easy calculations, Select marine standards (ABYC or ISO), Choose from various wire types and insulation ratings

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

**In-app purchases:** none


### Anchor Pro

[App page](https://appshunter.io/ios/app/anchor-pro/id1445476850)

This app helps boaters set and monitor their anchor position in real-time. It allows for defining safe zones, tracking boat movement, and receiving alerts for critical changes. Remote notifications and Apple Watch integration enhance its utility for secure anchoring.

**Highlights:** Set anchor location in real-time or manually, Define custom safe swing zones, Monitor boat movement and track history, Receive real-time alerts for position, GPS, and battery, Remote notifications via Telegram or email, Apple Watch companion app for key metrics

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Anchor Premium | $6.99 | per year |

**What reviewers like**

- 🚀 Reliable anchor alarm
- 👍 Easy to use interface
- 🔒 Works without cell/WiFi
- 💤 Helps user sleep soundly
- 🗺️ Detailed anchor tracking

**What reviewers complain about**

- 🐛 GPS accuracy issues
- 🔋 Drains device battery
- 🔍 Remote monitoring unreliable
- 💰 Subscription required for full features

**Reported bugs**

- App randomly shuts off
- Anchor position tracking glitches

**Requested features**

- Customizable anchor icon/color
- Integration with marine GPS/chartplotter
- Ability to adjust alarm parameters remotely


## Frequently asked questions

### Is DC Wire Sizer free?

DC Wire Sizer costs $2.99, with no in-app purchases.

### Is Anchor Pro free?

Anchor Pro is free to download, with in-app purchases available.

### Which has better reviews, DC Wire Sizer or Anchor Pro?

DC Wire Sizer is rated higher. DC Wire Sizer averages 5.0 out of 5 from 24 ratings, while Anchor Pro averages 4.8 from 3.5K ratings.

### Do DC Wire Sizer or Anchor Pro have ads?

Neither DC Wire Sizer nor Anchor Pro shows ads.

### Which is updated more often, DC Wire Sizer or Anchor Pro?

DC Wire Sizer ships an update every 20 months, and Anchor Pro every 2 months. Most recently, DC Wire Sizer was updated on October 3, 2026 and Anchor Pro on October 12, 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.*