# DC Wire Sizer vs AWG Calculator

The clearest difference is price: AWG Calculator at Free against DC Wire Sizer's $2.99. AWG Calculator also leads on update cadence (every 4 weeks vs every 20 months). DC Wire Sizer's advantage is in-app purchases (none vs 10) and rating (5.0 vs 4.7). On review sentiment, ratings volume, ads and device support there is nothing between them.

AWG Calculator is free to download; DC Wire Sizer costs $2.99 up front. AWG Calculator sells 10 in-app purchases, starting at $6.99 per month. DC Wire Sizer asks for nothing beyond the download.

DC Wire Sizer holds the better App Store score, 5.0 against 4.7. Both are backed by a comparable volume of ratings — 24 and 70 respectively. Written reviews split almost evenly too, at 100% and 100% positive.

DC Wire Sizer ships an update every 20 months, AWG Calculator every 4 weeks. The most recent releases landed on November 1, 2026 and November 3, 2026 respectively.

## The numbers

| Metric | DC Wire Sizer | AWG Calculator |
| --- | --- | --- |
| Price | $2.99 | **Free** |
| Rating | **[5.0 (24 ratings)](https://appshunter.io/ios/app/dc-wire-sizer/id629190351/reviews)** | [4.7 (70 ratings)](https://appshunter.io/ios/app/awg-calculator-wire-size/id1607173204/reviews) |
| Number of ratings | 24 | **70** |
| Positive reviews | 100.0% of reviews | 100.0% of reviews |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 20 months | **Every 4 weeks** |
| Monetization | Paid | **Free with in-app purchases** |
| Size | 21 MB | 59 MB |
| Requires iOS | **9.0** | 17.6 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Dirty Dog Software, LLC](https://appshunter.io/developer/629190354) | [Melchisedec Martinez Rodriguez](https://appshunter.io/developer/1534398511) |

## 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


### AWG Calculator

[App page](https://appshunter.io/ios/app/awg-calculator-wire-size/id1607173204)

This professional tool provides electricians with accurate, code-based electrical calculations for wire sizing, voltage drop, circuit breakers, and more. It includes NEC® code references and specialized calculations for various systems. Save time and ensure accuracy in the field or during planning.

**Highlights:** Wire size (AWG) calculations, Voltage drop calculation, Circuit breaker sizing, NEC® 2023/2026 searchable articles, Material and temperature customization, Electrical estimation tools

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

**In-app purchases (10)**

| Purchase | Price | Billing |
| --- | --- | --- |
| All access 1 Month | $6.99 | per month |
| All Access 1 Year | $59.99 | per year |
| Get 100 Coins Now! | $0.99 | one-time |
| Breaker Size Calculation | $1.99 | one-time |
| Conduit Size Calculation | $1.99 | one-time |
| Electrical Tables | $2.99 | one-time |
| Box Fill Calculation | $2.99 | one-time |
| Electrical Estimate Creator | $2.99 | one-time |
| Ampacity of conductors | $3.99 | one-time |
| Compact Mode for Branch, Fe... | $4.99 | one-time |


## Frequently asked questions

### Is DC Wire Sizer free?

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

### Is AWG Calculator free?

AWG Calculator is free to download, with in-app purchases available.

### Which has better reviews, DC Wire Sizer or AWG Calculator?

DC Wire Sizer is rated higher. DC Wire Sizer averages 5.0 out of 5 from 24 ratings, while AWG Calculator averages 4.7 from 70 ratings.

### Do DC Wire Sizer or AWG Calculator have ads?

Neither DC Wire Sizer nor AWG Calculator shows ads.

### Which is updated more often, DC Wire Sizer or AWG Calculator?

DC Wire Sizer ships an update every 20 months, and AWG Calculator every 4 weeks. Most recently, DC Wire Sizer was updated on November 1, 2026 and AWG Calculator on November 3, 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.*