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Real-Time Log Monitoring Made Easy

LogFusion is a powerful realtime log monitoring application designed for system administrators and developers! Use custom highlighting rules, filtering and more. You can even sync your LogFusion settings between computers.

LogFusion: Real-Time Log Monitoring Made Easy

Row HighlightingRow Highlighting

Use LogFusion's powerful custom highlighting to match text strings or regex patterns and format the matched log lines to suit your needs.

Advanced Text FilteringAdvanced Text Filtering

Use LogFusion's Advanced Text Filtering to filter and hide lines that don't match your search text, all in realtime as new lines are being added. Complex queries allow you to easily narrow down your results.

Watched FoldersWatched Folders

LogFusion can automatically add new logs from Watched Folders. Just specify the folders to monitor, and LogFusion will automatically open any new log files created in those folders.

Log CategoriesLog Categories

Create Log Categories to set up default settings for logs, such as highlighting and custom columns. Log Categories save you time, and make setting up newly loaded logs a breeze.

Custom ColumnsCustom Columns

Create custom column definitions and let LogFusion parse and split the log lines into your custom columns for easier reading.

Sync Highlight RulesSync Highlight Rules

LogFusion Pro can sync your highlighting rules online, allowing them to be easily loaded and updated from any computer where you are logged in.

Auto-Scroll (like 'tail')Auto-Scroll (like 'tail')

Just like the 'tail' program on Linux/Unix, you can use LogFusion to show the newest lines in a log in realtime.

Supports Many Log TypesSupports Many Log Types

LogFusion can read any text log files, like server logs or application debug logs. You can also view local and remote Windows Event Logs and Event Channels, and even capture text from OutputDebugString function calls for easy application debugging.

Scrollbar Highlight MarkingsScrollbar Highlight Markings

LogFusion's scrollbar shows indicators for highlighted lines in the log file, making it easier to locate lines that match your highlight rules, especially in large log files.
LogFusion: Real-Time Log Monitoring Made Easy

Try LogFusion!

Try LogFusion right now completely free for 30 days!
After 30 days you can continue to use the free version forever.
Try LogFusion today!

What Our Customers are Saying

Jeff R.

Jeff R.
Love the product, bought it on a whim with DisplayFusion and have been pleasantly surprised. I've used a lot of log tools over years.
-- Jeff R.

@SwiftOnSecurity

@SwiftOnSecurity
Honestly the ability to live-filter events in a GUI with a syntax like
username7 -warning -code589 -debug
is so awesome and helps me fix problems really fast.
Yes there's other ways to do it I just like this one a lot.

News

DisplayFusion 10.0 Beta 18 Now Available!DisplayFusion 10.0 Beta 18 Now Available!

We're very excited to announce that DisplayFusion 10.0 Beta 18 is now available for download! We apologize for this release being so delayed again but it allowed us to completely rewrite the monitor configuration and profiles code for much improved compatibility and reliability. You can read more about the monitor configuration changes here. This version fixes many issues, makes some UI improve...
Dec 1, 2022

Monitor Configuration Backend Completely Revamped in DisplayFusion 10.0 Beta 18Monitor Configuration Backend Completely Revamped in DisplayFusion 10.0 Beta 18

We're very happy to announce that we've spent some significant time rewriting the backend code for the Monitor Configuration and Monitor Profiles features in DisplayFusion 10.0 Beta 18. These changes will make it more flexible, and less prone to erroring out when there are slight changes on the system due to driver updates or re-cabling.
Dec 1, 2022

Top WallpaperFusion Members for November 2022Top WallpaperFusion Members for November 2022

Congratulations to our top contributing members for November 2022! They have been hard at work submitting, rating, and discussing images on WallpaperFusion, and have racked up some impressive reputation scores along the way!
Dec 1, 2022

Notepad Replacer 1.6 Now Available!Notepad Replacer 1.6 Now Available!

We're very excited to announce that Notepad Replacer 1.6 is now available for download! This version improves the installer and fixes an Explorer issue. Update for free today!
Nov 24, 2022