$3.99
Rating summary
About
Blacklist Datalog Viewer is a simple EFI log review tool for checking Holley EFI datalogs on iPhone.
Import a log from Files or AirDrop, view live channel readouts, zoom through the timeline, and export the original log file when needed.
Built for quick reviews at the track, in the shop, or while helping customers remotely.
This app is not affiliated with or endorsed by Holley Performance Products.
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What's New in Blacklist Datalog Viewer
1.2
July 7, 2026
Adds support for Holley Terminator V3 data log files and improves data log import compatibility.