HeatWise
Cooking Time Calculator
Cook food with the right microwave or oven time.
The Problem
Most cooking instructions are confusing, especially when food weight, power level, or oven type changes. You end up guessing, overcooking, or running back and forth to check.
The Solution
Enter food type, weight, appliance, and power. HeatWise gives you an estimated cooking time based on real calculations — not guesswork. Supports 70+ foods with Apple Intelligence-powered search.
What you get
Microwave time calculator
Accurate estimates based on wattage, weight, and food type.
Oven conversion
Switch between microwave and oven with adjusted times and temperatures.
70+ built-in foods
Common foods pre-loaded with sensible defaults.
Apple Intelligence search
Find any food instantly with on-device AI.
Built-in timer
Start cooking right from the result screen.
Saved favourites
Save your most-used food and settings for one-tap access.
Questions
- Does it work offline?
- Yes. All calculations run on-device. No internet required.
- Is it free?
- HeatWise is a one-time purchase with no subscriptions or ads.
- How accurate is it?
- Times are estimates based on food science guidelines. Always check food is cooked through before eating.