VoltLedger: Electrician Tools
60 Offline Electrical Tools
Only for iPhone
$0.99
iPhone
60 offline electrical calculators, project boards, guided circuit checks and PDF, CSV and JSON exports—built for fast, practical field work.
VoltLedger is a practical, offline workspace built for electricians, electrical technicians, engineers and contractors.
Calculate, organize and verify electrical work without an internet connection.
KEY FEATURES
• 60 electrical calculators and reference tools
• Single-phase and three-phase power calculations
• Voltage drop and cable sizing checks
• Short-circuit and fault-current calculations
• Transformer, generator and UPS sizing
• Power factor correction and capacitor calculations
• Grounding and electrical safety tools
• Lighting, energy consumption and cost calculations
• Motor current and starting-current estimates
• AWG and metric conductor conversions
OFFLINE PROJECT BOARD
Create projects and organize panels and circuits directly on your device. Save calculation results to a project, monitor phase loads and identify load imbalance.
REPORTS AND EXPORTS
Generate professional PDF reports, export project data as CSV, create JSON backups and copy calculation summaries.
BUILT FOR FIELD WORK
VoltLedger works offline. No account is required. Your projects and calculations remain stored locally on your device.
Calculations are engineering aids. Always verify installation conditions, manufacturer data and applicable local regulations before construction or installation.
Ratings & Reviews
- This app hasn’t received enough ratings or reviews to display an overview.
• Introduced a new premium app icon.
• Improved input validation across all 60 electrical calculators.
• Added stronger checks for power factor, efficiency, percentages and discrete values.
• Improved localized PDF and CSV project exports.
• Enhanced calculation reliability and overall stability.
The developer, UMIT KAYAN, 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 Not Collected
The developer does not collect any data from this app.
Accessibility
The developer has not yet indicated which accessibility features this app supports. Learn More
Information
- Seller
- UMIT KAYAN
- Size
- 33.3 MB
- Category
- Utilities
- Compatibility
Requires iOS 16.4 or later.
- iPhone
Requires iOS 16.4 or later.
- iPhone
- Languages
- English
- Age Rating
4+
- 4+
- Copyright
- © 2026 Ümit Kayan
