Air Fryer Calculator

Convert oven recipes to air fryer — adjust temperature and cooking time.

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What is Air Fryer Calculator?

An air fryer calculator converts conventional oven cooking temperatures and times for air fryer use. Air fryers cook faster and at lower temperatures than ovens, so recipes need adjustment -- typically reducing temperature by 25F (15C) and time by 20%.

How to Use

  1. Enter the original oven temperature from your recipe
  2. Enter the original cooking time
  3. The calculator applies the standard conversion rules
  4. Use the adjusted temperature and time for your air fryer

Formula

Air Fryer Temp = Oven Temp - 25F (15C); Air Fryer Time = Oven Time x 0.8

Frequently Asked Questions

Why do air fryers cook at lower temperatures?
Air fryers use a compact, enclosed space with rapid circulating hot air, which transfers heat more efficiently than a full-size oven. This means food cooks faster at lower temperatures.
Do I need to preheat my air fryer?
Most air fryers benefit from 2-3 minutes of preheating, though it's not always necessary. Preheating helps achieve crispier results, especially for shorter cook times.
Should I adjust the time for frozen foods?
Yes, frozen foods typically need an extra 3-5 minutes compared to the converted time. Check food partway through and adjust as needed.