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Free tools

No account, no sign-up. Built to be opened on a phone between two jobs.

Documents

Make an invoice With everything HMRC asks for, as a PDF. Make a quote With a breakdown, an expiry date and an acceptance line.

For billing

Variation calculator Work out for free what a variation has to cost: hours, materials, mark-up and VAT.

Quantities

Paint calculator Work out for free how much paint you need: area, number of coats and coverage, less windows and doors. Tile calculator Work out for free how many tiles you need: the area, the tile size, an allowance for cuts and breakages, and the adhesive that goes with it. Flooring calculator Work out for free how many packs of laminate or engineered board you need: the room, the coverage per pack, waste and an allowance for doorways. Wallpaper calculator Work out for free how many rolls you need: the perimeter, the wall height, the pattern repeat and the roll size. Roof area calculator Work out for free the actual area of a pitched roof: the plan measurements, the pitch, the number of sides and the overhang.

Want tools like these on your own website?

With Quandron you put calculators and quote modules on your site that turn visitors into enquiries — and every enquiry lands in your CRM as a lead.

Start your free 14-day trial

Or see the product: Quoting software · Job sheets · Invoicing

No credit card · ends by itself