Ampero: Electrical Calculator
Wire Size, Voltage Drop & NEC
Free · In-App Purchases · Designed for iPad. Not verified for macOS.
Plus local currency pricing and a faster launch. 11 standards based calculators for the field.
Ampero is the professional electrical calculator trusted by electricians, engineers, and contractors. Perform accurate, standards-compliant calculations instantly no more manual tables or guesswork.
▸ 11 CALCULATORS, ONE TOOLKIT
FREE:
• Cable Size — IEC 60364 cross-section sizing with ampacity validation
• Voltage Drop — Verify actual drop for any cable run
• Ohm's Law — Solve V, I, R, P from any two values
• Lighting — Fixture count by lumen method (EN 12464-1)
PRO:
• Conduit Fill — NEC/IEC conduit sizing with fill ratio
• Transformer Sizing — kVA selection, primary/secondary amps, Isc
• Short Circuit — Fault current from transformer to fault point (IEC 60909)
• Breaker Selector — Match MCB/MCCB to cable and load
• Motor Starting — FLA, inrush current for DOL, Y-Δ, Soft Start, VFD
• Grounding — PE conductor sizing with adiabatic method (IEC 60364-5-54)
• Power Factor Correction — kVAr capacitor bank calculation
▸ STANDARDS YOU CAN RELY ON
Every calculation references IEC 60364, IEC 60909, NEC Chapter 9, and EN 12464-1. Results include safety margins, coordination checks, and clear pass/fail indicators.
▸ PDF REPORTS WITH YOUR BRAND
Generate professional PDF reports and share them with clients or inspectors. Pro users can add their company logo, name, address, and license number to every report.
▸ BUILT FOR THE FIELD
• Dark interface designed for jobsite readability
• Instant results — no internet required
• Calculation history saved on device
• English and Turkish language support
▸ AMPERO PRO
Unlock all 7 premium calculators, PDF export with company branding, full IEC reference tables, ad-free experience, and unlimited calculation history.
PLANS
• Ampero Pro — Monthly: $4.99 / month, auto-renewing
• Ampero Pro — Annual: $29.99 / year, auto-renewing (~$2.50/month)
• Ampero Pro — Lifetime: $59.99, one-time purchase (not a subscription)
SUBSCRIPTION TERMS
Payment will be charged to your Apple ID account at confirmation of purchase. Subscriptions automatically renew unless auto-renew is turned off at least 24 hours before the end of the current period. Your account will be charged for renewal within 24 hours prior to the end of the current period at the price disclosed at the time of purchase. You can manage and cancel subscriptions in your App Store account settings after purchase.
PRIVACY POLICY
https://ampero.zukasoft.com/privacy-policy.html
TERMS OF USE (EULA)
https://www.apple.com/legal/internet-services/itunes/dev/stdeula/
Whether you're sizing a cable for a residential panel or selecting a transformer for an industrial facility, Ampero gives you the answer in seconds backed by international standards.
Download now and calculate with confidence.
Made by zukasoft. Got feedback? info@zukasoft.com
Ratings & Reviews
- This app has not received enough ratings or reviews to display an overview.
NEC AND AWG SUPPORT
Switch to Imperial in Settings and calculations use real NEC tables and AWG sizes, not converted metric values.
PROJECTS
Group calculations by job site, then export one branded PDF report for the whole project.
CLOUD BACKUP (PRO)
Sign in to keep your history and projects safe across devices.
The developer, Kaan Bas, indicated that the app’s privacy practices may include handling of data as described below. For more information, see the developer’s privacy policy .
Data Used to Track You
The following data may be used to track you across apps and websites owned by other companies:
- Identifiers
- Usage Data
Data Linked to You
The following data may be collected and linked to your identity:
- Identifiers
Data Not Linked to You
The following data may be collected but it is not linked to your identity:
- Usage Data
- Diagnostics
Accessibility
The developer has not yet indicated which accessibility features this app supports. Learn More
Information
- Provider
- Kaan Bas
- Size
- 39.9 MB
- Category
- Utilities
- Compatibility
Requires iOS 15.1 or later.
- iPhone
Requires iOS 15.1 or later. - iPad
Requires iPadOS 15.1 or later. - iPod touch
Requires iOS 15.1 or later. - Mac
Requires macOS 12.0 or later and a Mac with Apple M1 chip or later. - Apple Vision
Requires visionOS 1.0 or later.
- iPhone
- Languages
- English
- Age Rating
9+
- 9+
- Contains
Advertising
- In-App Purchases
Yes
- Picaify Yearly Credits USD 34.99
- Monthly USD 5.99
- Ampero – Electrical Calc USD 149.99
- Copyright
- © 2026 Kaan Bas