Free cost calculators
Free tools with full breakdowns to help you understand what home improvement work should cost. No email required - just honest numbers.
Available calculators
Solar panel cost calculator
Calculate system size, full cost breakdown, annual savings, and payback period. Compare with and without battery storage.
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Heat pump cost calculator
Get costs before and after the £7,500 BUS grant. Includes hidden costs warnings, running cost comparison, and suitability check.
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Fencing cost calculator
Full materials list with exact quantities. DIY vs professional comparison, gate costs, and planning permission guidance.
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Painting cost calculator
Multi-room estimates with paint quantity needed. Window and door deductions, shopping list, and DIY vs professional comparison.
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Boiler cost calculator
Enter your property type, boiler preference, and location. Get a realistic installed cost range with supply, labour, and additional costs breakdown.
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Bathroom cost calculator
Full renovation, refresh, or cosmetic update - get a breakdown by trade, materials vs labour, timeline, and suite costs for any bathroom type.
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Extension cost calculator
Full cost breakdown for single-storey, double-storey, side return, and wrap-around extensions. Includes professional fees and optional extras.
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Is my quote fair?
Enter a quote you've received and we'll tell you whether it's fair, high, or suspiciously low - covering 30+ home improvement job types across all UK regions.
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Moving vs improving calculator
Should you extend or move? Compare the full cost of improving your home against selling up - stamp duty, agent fees, and all.
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Energy savings calculator
Enter your home details and get a prioritised list of improvements ranked by payback period - with costs, annual savings, and CO2 reduction.
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Kitchen cost calculator
Full breakdown by units, worktop material, and appliances. Compare budget, mid-range, and premium options with brand suggestions.
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Loft conversion cost calculator
Velux, dormer, hip-to-gable, and mansard estimates with professional fees, build breakdown, and value added to your property.
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Driveway cost calculator
Calculate your driveway cost by surface type and size. Block paving, tarmac, resin, and pattern imprinted concrete estimates.
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Roofing cost calculator
Get a roofing cost estimate for your property. Full re-roof, repairs, flat roof, and fascia replacement costs.
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Stamp duty calculator
Calculate stamp duty for England, Scotland, or Wales
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EPC improvement estimator
See what upgrades could improve your EPC rating
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Conservatory cost calculator
Get a conservatory cost estimate by style and spec
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Renovation budget planner
See what you can afford with your renovation budget
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What can I get for my budget?
Enter your renovation budget, pick improvements, and see a running total adjusted for your region. Build your perfect plan.
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Plastering cost calculator
Calculate plastering costs room by room
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Double glazing cost calculator
Calculate how much new double glazing will cost for your home. Compare uPVC, aluminium, and timber frames with a full breakdown by window type, size, and region.
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Insulation cost calculator
Calculate how much insulation will cost for your home. Compare loft, cavity wall, solid wall, and floor insulation prices with energy saving estimates and payback periods.
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