When comparing Lightning Launcher eXtreme vs Blur - A Launcher Replacement, the Slant community recommends Lightning Launcher eXtreme for most people. In the question“What are the best launchers for Android?” Lightning Launcher eXtreme is ranked 15th while Blur - A Launcher Replacement is ranked 40th. The most important reason people chose Lightning Launcher eXtreme is:
You can choose a grid of any size or drop the grid completely and arrange everything freely on the canvas. It even comes with its own scripting language if you want to completely customise any aspect of the launcher.
Specs
Ranked in these QuestionsQuestion Ranking
Pros
Pro Highly customisable
You can choose a grid of any size or drop the grid completely and arrange everything freely on the canvas. It even comes with its own scripting language if you want to completely customise any aspect of the launcher.
Pro Supports icon packs
specify per item - icons from packs can be set as foreground or background icons and can be scaled independently.
Pro Great themes available

Pro Small Memory Footprint
Depending on how how in-depth you customize, a bare-bones launcher experience uses very little memory.
Pro Practically unlimited number of desktops
By utilizing folders users can create what are essentially mini desktops with each one.
Pro Desktops can be greater then the visible area, allows for panning around
Pro How-to videos available
The developer, Pierre Hébert, provides YouTube video guides.
Pro Provides an open alternative to Google Now cards
Allows developers to create Google Now-like pages and cards through their API.
Pro Free to use
Blur is free to download and use, though it does offer in app purchases that range from $0.99 - $99.99 per item.
Cons

Con High learning curve to fully customise
It will take a lot of time and patience to perfect your screens to exactly what you want. You can, however, download and build off of other users' models. The dev provides several YouTube how-to guides as well.
Con Unstable
Blur is still in early stages of development and tends to have hiccups and crashes often.
