The index
Tools
Free calculators and interactive tools from Hill & May.
Tools
Range Cooker Running Cost Calculator (Electric, Gas and Oil)
Free range cooker running cost calculator: enter your cooker type, usage and energy tariff to see the real cost per week, month and year for an electric, gas or oil Aga or conventional range cooker.
Read guide
Tools
What Size Range Cooker Do I Need? 90cm, 100cm or 110cm Sizing Tool
Free range cooker size tool: answer a few questions about your household and cooking, then check your kitchen gap, to find whether you need a 90cm, 100cm or 110cm range cooker.
Read guide
Tools
Aga vs Conventional Cooker Cost Comparison Calculator (Over 10+ Years)
Free comparison calculator for an Aga versus a conventional range cooker: add purchase price, running cost and servicing to see the total cost of ownership over 5, 10 or 15 years.
Read guide
Tools
Aga and Range Cooker Roasting Time Calculator (Meat by Weight)
Free roasting time calculator for an Aga or range cooker: enter the meat and weight to get the cooking time, oven temperature and resting time, including the Aga roasting oven method.
Read guide
Tools
Oven Temperature Conversion Calculator: Gas Mark, Fan, Celsius and AGA
Free oven temperature conversion calculator: type any temperature in gas mark, fan, conventional Celsius or Fahrenheit and instantly see all of them, plus the matching AGA oven, including the fan oven reduction.
Read guide
Tools
Meat Defrosting Time Calculator: Fridge, Cold Water and Room
Free meat defrosting time calculator: enter the weight of your beef, lamb, pork, chicken or turkey and pick a thawing method to see how long it takes to defrost safely in the fridge, in cold water or at room temperature before it goes in the range cooker.
Read guide
Tools
Roast Dinner Timing Calculator: What Time To Put Everything In
Free roast dinner timing calculator: enter your meat, its weight and the time you want to serve, and get a backwards timeline telling you exactly when to put the joint, roast potatoes, stuffing, pigs in blankets and veg in so everything is ready together.
Read guideAga Oven Conversion Calculator: Which Oven and Runner for Any Recipe
Free Aga oven conversion calculator: enter any recipe temperature in fan, conventional or gas mark and see which Aga oven, which runner position and whether to use the cold plain shelf, for a 2-oven or 4-oven Aga.
Read guideCooker Hood Extractor Size Calculator: What Extraction Rate (m³/h) Do You Need?
Free cooker hood extraction rate calculator: enter your kitchen size, cooking style and hob width to get the m³/h extraction rate and hood width your range cooker needs, checked against the Building Regs minimum.
Read guide