Comtrade Viewer
COMTRADE record viewer.
Free · Designed for iPad. Not verified for macOS.
Now opens vendor event records too (SEL, Beckwith, S&C)!
COMTRADE Viewer is an easy-to-use tool for viewing and analyzing power system event records. Display waveforms directly on your device.
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.
Added ability to open a zip file containing multiple records of any supported type. User then may select one of the records to view. This makes it convenient to group all related records in one compressed file that can be opened from mail or from the device storage.
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 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