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Blacklist Datalog Viewer

App StoreNo rating3.99 USDFirst seen 14 Nov 2026

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App info

Category: Utilities
Age rating: 4+
Price: 3.99 USD
Version: 1.2
Released: Jun 6, 2026
Last updated: 7 Jul 2026
Size: 2.0 MB
Requires: iOS 17.0 or later
Languages: 1

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★★★★★

Average rating on the App Store. Apple doesn't publish how many ratings each star has.

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What's newin version 1.2

Adds support for Holley Terminator V3 data log files and improves data log import compatibility.

About this app

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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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