# AmpVault

> All-in-one offline tool for electricians with code, safety, and calculations. (iPhone/iPad app by Chris Snider.)

- Source: https://appshunter.io/ios/app/ampvault/id6751367558 (this page in markdown: same URL + `.md`)
- Developer: [Chris Snider](https://appshunter.io/developer/1830863973)
- Category: Productivity
- Price: $4.99 (on sale, was $12.99)
- Rating: 5.00/5 from 7 App Store ratings · 1 written reviews indexed
- Age rating: 4+
- Requires: iOS 15.1 · 27 MB
- Languages: English
- Released: 2025-09-04
- Data updated: 2026-07-03
- Monetization: paid
- User reviews in markdown: https://appshunter.io/ios/app/ampvault/id6751367558/reviews.md

## What is AmpVault?

AmpVault is the all-in-one app designed for electricians, contractors, and safety officers who need fast, accurate, and code-aligned answers in the field. Stop juggling NEC handbooks, OSHA binders, and calculators — AmpVault combines everything you need into one powerful, offline-first platform.

Built for electricians, by electricians, AmpVault gives you instant access to the calculations, safety tools, and productivity features that keep every job safe, efficient, and compliant. Whether you’re in a basement, substation, or a remote solar field, AmpVault works completely offline.

## Key features

- Offline-first platform
- NEC handbook access
- OSHA binder information
- Integrated calculators
- Safety tools
- Productivity features

## Recent user reviews (1 of 1)

All indexed reviews: https://appshunter.io/ios/app/ampvault/id6751367558/reviews.md

### 5/5 — Pretty sweet

*2025-09-05*

Just downloaded. I am very impressed with the variety of tools from calculations to safety. I work in the industry and have had multiple apps to do the same thing this single app has! Must have for anyone serious about the electrical field!!!

**Developer response:** Thank you for your review, we are perfecting this app and listening to the users to get what they want in an app.

## Frequently asked questions about AmpVault

### What is AmpVault?

AmpVault is an all-in-one offline application designed for electricians, contractors, and safety officers. It provides fast, accurate, and code-aligned answers and tools directly in the field, consolidating NEC handbooks, OSHA binders, and calculators.

### Does AmpVault work offline?

Yes, AmpVault is an offline-first platform. It is designed to function completely offline, ensuring you have access to all its features whether you are in a basement, substation, or remote solar field.

### What kind of information does AmpVault provide?

AmpVault provides instant access to calculations, safety tools, and productivity features. It includes information from NEC handbooks and OSHA binders to keep jobs safe, efficient, and compliant.

### Who developed AmpVault?

AmpVault was developed by Chris Snider, an electrician, for electricians. This ensures the app is built with practical field experience in mind.

### What devices is AmpVault available on?

AmpVault is available on mobile devices. Specific platform compatibility (iOS/Android) is not detailed in the provided data, but it is designed for field use.

### How often is AmpVault updated?

The latest version of AmpVault is 1.2.2, last updated on September 25, 2025. This indicates regular updates to maintain functionality and relevance.

### What is the age rating for AmpVault?

AmpVault has an age rating of 4+. This suggests it is suitable for a wide range of users and does not contain mature content.

### What are the pricing details for AmpVault?

AmpVault is a paid application, priced at $4.99. There are no mentions of subscriptions or in-app purchases, indicating a one-time purchase model.

## Version history (last 3 releases)

### 1.2.2 — 2025-09-25

What's New in AmpVault v1.2.2 Enhanced Conductor Calculator The Conductor Sizing Calculator has been completely redesigned with advanced NEC compliance features. Now includes conductor length input for precise voltage drop calculations, automatic NEC 240.4(D) overcurrent protection limits for small conductors, and comprehensive voltage drop analysis with warnings when exceeding NEC recommendations. The calculator provides detailed compliance notes explaining #14 CU (15A max), #12 CU (20A max), and #10 CU (30A max) breaker limitations.

Comprehensive Legal Protection Added a complete legal disclaimer system covering all aspects of professional electrical work. The new disclaimer addresses NFPA trademark compliance, copyright protections, professional use requirements, code currency responsibilities, safety protocols, warranty limitations, and liability protections. Includes intellectual property takedown procedures and governing law provisions for maximum legal clarity.

Expanded Calculator Suite Introduced 30+ new specialized calculators including Panel Selector, Resistor Calculator, Buck Boost Transformer, Receptacle Spacing Checker, AFCI/GFCI Requirements, Working Space Calculator, Energy Cost Analysis, Wire Loss Calculator, Payback Period Analysis, Hazardous Location Classifier, Intrinsic Safety Calculator, Fire Alarm Circuit Calculator, Emergency Lighting Calculator, Power Quality Analyzer, Fault Current Calculator, Demand Factor Calculator, Raceway Fill Calculator, Grounding Electrode Calculator, Lightning Protection Calculator, Swimming Pool & Marine Calculator, Electrical Room/Vault Calculator, Feeder Tap Rule Calculator, Neutral Sizing Calculator, and Equipment Grounding Calculator.


Professional User Profiles New user profile system allows electricians and engineers to input their credentials, company information, and upload company logos. All generated documents and calculations now include professional branding and contact information for enhanced credibility and documentation standards.

Smart Dashboard Customization Redesigned settings allow users to select up to 6 quick-access tools for their home screen from 14 available options. Added regional weather safety settings (General, Coastal, Midwest, Southwest, Mountain, Northern) for location-specific safety topics and recommendations.

Enhanced User Experience Updated app tagline to "It's all part of the experience!" reflecting the comprehensive nature of the platform. Improved error handling, better loading states, and enhanced sharing capabilities across all calculators. Added crash testing and stability improvements throughout the application.

Privacy & Security Strengthened privacy policy with clear statements about local data processing, no external data transmission, and user control over all personal information. All calculations remain on-device for maximum security and privacy protection.


Professional Documentation Enhanced job pack system with improved calculation saving, better organization, and professional report generation capabilities. All tools now integrate seamlessly with the documentation system for complete project management.

### 1.2.1 — 2025-09-22

New Features, fixes bugs.

### 1.0.1 — 2025-09-04

No release notes.

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All apps by Chris Snider: https://appshunter.io/developer/1830863973

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*Data collected daily from the US App Store and indexed by [AppsHunter](https://appshunter.io/). User reviews are verbatim App Store reviews. Ratings, prices and chart positions refresh continuously; this snapshot is from 2026-07-03.*