Comtrade Viewer
COMTRADE record viewer.
Free · Designed for iPad. Not verified for macOS.
COMTRADE Viewer is an easy-to-use tool for viewing and analyzing power system event records. Display waveforms directly on your device. Now includes incremental based double-ended fault locator based on method of Kasztenny and Smelich.
Supported file formats include:
• COMTRADE (ASCII and Binary)
• SEL .cev, .eve, and .evzip event records
• SEL Motor Start Reports (.msr and .cmsr)
• Beckwith M-3425A, M-3430, and M-3311A .osc records
• S&C IntelliRupter Fault Interrupter records (.wfc)
• ATP/EMTP .pl4 files
Open files directly from Mail, Files, AirDrop, and other supported apps, or explore the included sample records to get started.
Built for power system engineers and technicians who need quick access to event records while in the field, at the office, or on the go.
Ratings & Reviews
- This app hasn’t received enough ratings or reviews to display an overview.
Fixed issue when opening ATP/EMTP PL4 files containing TACS outputs. TACS channels now appear as t: channels, and all channels in PL4 files plot correctly.
The developer, Russell Patterson, 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
- Russell Patterson
- Size
- 4.8 MB
- Category
- Utilities
- Compatibility
Requires iOS 15.0 or later.
- iPhone
Requires iOS 15.0 or later. - iPad
Requires iPadOS 15.0 or later. - iPod touch
Requires iOS 15.0 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
4+
- 4+
- Copyright
- © 2019-2026 Russell Patterson