Primary homepage tool
Build a smarter UK grocery list
Search by product, brand, or barcode, compare supermarket prices, and create a clear store-by-store shopping plan.
Search by product name or barcode, add everyday items quickly, and compare the total before you choose where to shop.
Your smart basket
One tool to build the list, compare value properly and split the final basket by supermarket.
Search-first list builder
Start with the product you need instead of browsing crowded categories.
Best unit prices first
Broad searches prioritise useful rows with clear unit-price labels.
Store-by-store plan
Selected products are grouped into practical supermarket lists.
Smarter than a normal calculator
It helps you search, build, compare, copy and print in one flow.
Built for real weekly shops
Compare faster and shop with more confidence
Build one basket, check where the total comes out lower, and keep the whole plan simple on mobile.
Easy to use before your next shop
Add products quickly, compare totals clearly, and keep the finished list simple to use.
Categories
Start with the bill you want to understand
Jump straight into the area where your household costs feel most urgent right now.
Energy Tools
Check running costs for heaters, kettles, fridge freezers, washing machines, and more.
Heating Tools
Estimate room heating needs and compare practical ways to stay warm.
Home Tools
Plan paint, wallpaper, flooring, and other home jobs with clear UK-friendly inputs.
Budget Tools
Break down weekly spending, monthly bills, and household budgeting choices.
Most popular calculators
Live tools people can use right now
The featured smart grocery tool comes first, followed by the rest of the live TrimMyBills launch set.
Budget Tools
UK Smart Grocery List & Price Finder
Build a grocery list by search, compare UK supermarket unit prices, and split selected products by store.
Energy Tools
Electric Heater Cost Calculator
Estimate daily, weekly, monthly, and yearly electric heater running costs using UK electricity rates.
Energy Tools
Kettle Cost Calculator UK
Estimate the cost per boil and see how much extra overfilling may be costing across the year.
Energy Tools
Fridge Freezer Running Cost Calculator UK
Estimate fridge freezer, fridge-only, or freezer-only running costs in the UK using the annual energy-label method.
Energy Tools
Washing Machine Cost Calculator UK
Estimate the running cost per wash, per week, per month, and per year using the energy label method.
Energy Tools
Tumble Dryer Cost Calculator UK
Estimate tumble dryer running cost per load, week, month, and year using energy label values.
Energy Tools
Dishwasher Cost Calculator UK
Estimate dishwasher electricity cost, water use, and optional water cost using the energy label method.
Home Tools
Paint Calculator UK
Estimate litres, coats, paintable area, and practical tin sizes for walls and ceilings.
Home Tools
Wallpaper Calculator UK
Estimate wallpaper rolls, drops, pattern repeat, trimming allowance, spare rolls and cost with a UK-friendly strip method.
Home Tools
Flooring Calculator UK
Estimate floor area, wastage, packs, rolls, underlay and optional cost for laminate, wood, LVT, vinyl sheet and carpet.
Home Tools
Tile Calculator UK
Estimate tile area, wastage, tile count, boxes and optional cost for floors, walls, bathrooms and splashbacks.
How it works
How the smart grocery tool works
A short search-and-list flow designed to reduce the friction of a real weekly shop.
Search products
Type a product name, brand or barcode and choose from compact price rows.
Check unit prices
Use price per kg, litre or item to pick the best-value row for your list.
Build the basket
Add whole packs, edit quantities and keep the list focused on products you selected.
Shop smarter
Copy or print a supermarket-by-supermarket shopping list.
Why this is different
Why this is different
This tool is designed around real basket decisions rather than one-input calculator output.
Search-first shopping
Type the product you need and build a clear supermarket list.
Unit price aware
Compare value properly using price per kg, litre or item where available.
Store-by-store list
Split selected products into clear lists by supermarket.
Copy and print ready
Copy each store list or print it before you shop.
Simple quantity controls
Packaged products stay as full packs, so the list matches how stores sell them.
Mobile-first flow
Search, add, compare and copy the list without extra browsing screens.
From the blog
Latest from TrimMyBills
Short UK guides to help you shop smarter, compare faster and trim repeat household costs.
Hasan Kafadar
16 July 2026 · 5 min read
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New flooring costs can swing wildly by room, product and who fits it, so instead of chasing a generic average, work out your own area and get a real cost estimate with our free calculator.
Hasan Kafadar
8 July 2026 · 4 min read
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Electric Heater Running Cost UK: What the July 2026 Price Cap Means for You
Energy bills just went up 13% — here's what that actually means for your electric heater's running cost, with the exact maths and a free calculator for your own tariff.
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1 July 2026 · 4 min read
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How Many Tiles Do I Need? A Simple Room-by-Room Guide for UK DIYers
Ordering the wrong number of tiles is one of the most common — and most expensive — DIY mistakes. This guide walks you through the correct method, room by room, so you can order with confidence.
Start here
Want the grocery list tool first?
Start with the UK Smart Grocery List & Price Finder, then move on to energy, appliance and home-planning tools once your weekly shop is clearer.