AWG Calculator vs E
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
AWG Calculator
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.
- Wire size (AWG) calculations
- Voltage drop calculation
- Circuit breaker sizing
- NEC® 2023/2026 searchable articles
- Material and temperature customization
- Electrical estimation tools
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Professional Electrical Calculations Made Simple AWG Calculator is a professional tool designed for electricians who need accurate, code-based electrical calculations in the field, during inspections, or while planning installations. Perform critical calculations quickly and with confidence, following NEC® standards. Key Features • Wire size (AWG) calculations • Voltage drop calculation • Adjusted ampacity based on installation conditions • Circuit breaker sizing • Equipment grounding conductor sizing • Conduit and box fill calculations • Branch, feeder, and service calculations • Residential load calculations • Ohm’s Law calculations • Material and temperature customization NEC® Code & Reference • Professionally designed NEC® tables • Searchable NEC® FAQs for practical interpretation • Service protection calculations over 100A Specialized Calculations • Motor calculations • Fire pump calculations • Arc welder calculations • Air conditioning (HVAC) electrical calculations Additional Tools • Electrical estimation tools • Series and parallel circuit references • Miscellaneous electrical topics • ChatAWG – offline assistance (not AI-dependent) AWG Calculator helps electricians save time, avoid errors, and work with confidence, whether on residential, commercial, or industrial electrical systems. Subscription Options • All Access – Monthly (1 month) • All Access – Annual (1 year) License Agreement: http://www.apple.com/legal/itunes/appstore/dev/stdeula
E
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E-Write NFC is a configuration tool used for the purpose of configuring NFC-enabled Axiomatic controllers; valve drivers, signal converters, and others. E-Write NFC tool is a means of allowing users to configure NFC-enabled Axiomatic controllers to suit their application. Parameters such as Input Type, Output Type, Output Min/Max Range can all be adjusted using the E-Write NFC. View more at Axiomatic.com
Screenshots
Verdict
The clearest difference is price: AWG Calculator at Free against E's $49.99. AWG Calculator also leads on update cadence (every 4 weeks vs every 11 months). E's advantage is in-app purchases (none vs 33) and iOS requirement (15.6 vs 17.6). On ads and device support there is nothing between them.
Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS
AWG Calculator is free to download; E costs $49.99 up front. AWG Calculator sells 33 in-app purchases, starting at $4.99 per month. E asks for nothing beyond the download.
AWG Calculator ships an update every 4 weeks, E every 11 months. The most recent releases landed on September 18, 2026 and August 28, 2026 respectively.
| Parameter | AWG Calculator | E |
|---|---|---|
| Price | Free — better | $49.99 |
| Rating | 4.7 (70 ratings) — better | — |
| Positive reviews | 100.0% of reviews | — |
| Number of ratings | 70 — better | — |
| Update frequency | Every 4 weeks — better | Every 11 months |
| Ads | No | No |
| In-app purchases | Yes | No — better |
| Monetization | Free with in-app purchases | — |
| Devices | iPhone, iPad | iPhone, iPod |
| Requires iOS | 17.6 | 15.6 — better |
| Further details — not scored | ||
| Size | 59 MB | 26 MB |
| Age rating | 4+ | 4+ |
| Developer | Melchisedec Martinez Rodriguez | Axiomatic Technologies Corporation |
In-app purchases
AWG Calculator
- All access 1 Month$4.991 Month
- All Access 1 Year$39.991 Year
- Bathroom Information$0.99
- Single Motor Calculation$0.99
- Get 100 Coins Now!$0.99
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- Breaker Panel Info$0.99
- Lighting Install Info$0.99
- Unblock Informative Annex D$1.99
- Informative Annex E NEC 2023$1.99
- Motor Windings and Connections$1.99
- Optional Method Calculation$1.99
- Common Electrical Distribution$1.99
- Ohms Law Calculation$1.99
- Standard Method Calculation$1.99
- Breaker Size Calculation$1.99
- Conduit Size Calculation$1.99
- NEC Chapter 1$1.99
- NEC FAQs$1.99
- Electric Current Calculation$1.99
- 2023 NEC Informative Annex$1.99
- 2023 NEC Informative Annex G$1.99
- Electrical Tables$2.99
- 2023 NEC Chapter 2$2.99
- Box Fill Calculation$2.99
- Electrical Estimate Creator$2.99
- Wire Checker$3.99
- Ampacity of conductors$3.99
- 2023 NEC Chapter 3$4.99
- Compact Mode for Branch, Fe...$4.99
- Exterior Install Info$4.99
- Series Circuit Calculation$7.99
- Parallel Circuit Calculation$9.99
- Arc Welder Calculation$12.99
E
No in-app purchases
Questions
Is AWG Calculator free?
Is E free?
Do AWG Calculator or E have ads?
Which is updated more often, AWG Calculator or E?
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