Why use a custom tool instead of a standard form?
A well-designed interactive tool gives visitors something more useful to do than fill in a generic enquiry form. It can help them estimate, qualify, compare or understand their next step — while helping your business collect better information in the process.
Better-qualified enquiries
Visitors can answer key questions before getting in touch, which means you receive more useful context from the start.
A stronger website experience
Useful tools make your site more helpful, more memorable and more engaging than a standard brochure-style page.
Built around your business
Each tool can be shaped around your pricing logic, qualification process or customer journey rather than forced into a generic template.
What BuildByJai can build
Most projects fall into a few practical categories depending on what you want visitors to work out before they contact you.
Calculators
Useful tools that help visitors estimate, size, compare or understand something related to your service.
Quote estimators
Interactive tools that collect project inputs and provide a tailored starting figure or estimate.
Eligibility checkers
Tools that help users work out if they qualify, fit your criteria or are ready for the next step.
Custom lead tools
Bespoke interactive flows designed around your service, sales process or enquiry journey.
Every project is built to be useful, commercially practical and aligned with the way your business actually handles enquiries.
Selected examples
A few examples of the kinds of tools BuildByJai can create.
UK Quote Generator
Company name
Customer name
Quote estimator
UK Quote & PDF Generator
Fill a form, calculate VAT and download a branded A4 PDF quote — all in the browser.
Length (m)
Width (m)
Thickness (cm)
Wastage (%)
Bag Size
Calculator
Dry Pour Concrete Calculator
Calculate volume and bag counts for dry pour concrete slabs in metric or imperial.
Voltage (V)
Load Current (A)
One-way Length
Material
Calculator
Voltage Drop Calculator
DC, single-phase and three-phase voltage drop with auto cable sizing and power loss output.
How many hours?
Estimated price
£150 – £180
Based on your selections
Quote estimator
Service Quote Estimator
Instant pricing estimates with lead capture — visitors get a figure, you get a qualified enquiry.
12
Active jobs
3
Pending
£4,200
This month
Custom tool
Spreadsheet to Dashboard
Turn a job tracker spreadsheet into a filterable web dashboard with live metrics and CSV import.
How a project works
1. We define the tool
We decide what the tool needs to do, what users should input, and what outcome or next step it should produce.
2. We design and build it
The tool is built to fit your business, your brand and the way you want your enquiries to work.
3. You review it
You test the logic, review the flow and check that the tool fits your real-world use case.
4. It goes live
Once approved, the tool becomes part of your website and starts helping visitors take the next step.