Mobile apps
Tools for work on the move, field teams or customers who need your service in their pocket.
SirLars Software
Your idea.
Software that
makes it work.
Custom mobile, web and desktop apps—built around what you need to do.
Have an idea for an app, or a job that off-the-shelf software doesn’t handle well? We can help you turn it into working software.
Custom software development
Start with the problem.
Build the right app.
You don’t need a technical brief. Tell us who will use it, what they need to do and what is getting in the way. We’ll work through the approach, scope and cost with you before building.
Web apps
Portals, booking tools, dashboards and workflows your team or customers can use in a browser.
Desktop apps
Specialist tools for office or workstation tasks, tailored to the way your business operates.
From a focused internal tool to a new product idea, we’ll help define a useful first version and what comes next.
Available to download
Choose the tool you need.
Direct Android APK downloads.
These files are for Android devices.
Level, pitch & slope
ProLevel
Check levels and calculate slopes with horizontal, vertical and bullseye modes. Includes calibration, saved readings and trade presets.
Download APKConstruction calculations
ProCalc
Work in feet, inches and fractions. Calculate board feet, concrete quantities, rafter lengths and stud spacing, or convert units.
Download APKMiter & crown molding angles
ProMiter
Calculate miter and crown molding cut angles from your wall angle, with blade settings for your saw.
Download APKConduit bending
ProConduit
Plan offset and saddle bends, calculate shrink and work with bend multipliers for EMT and rigid pipe.
Download APKCut lists & material planning
ProTape
Keep track of cut lists and remaining stock lengths to plan your material use and reduce waste.
Download APKIn development
Other ideas taking shape.
These projects are not available yet. No release dates have been announced.
DisplayPro
A customer-facing display for Shopify POS, designed to give customers a clearer, more useful view of their purchase.
Menu Display
Customizable digital menu boards designed to show products, prices and availability from Shopify.
Let’s build something useful
Have an app idea?
Need a better tool?
Tell Lars what you’d like it to do and who it would help.
We’ll start with a conversation about how to make it happen.