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Calcimator

Coffee Freshness

Track your coffee freshness from roast date. See days remaining, freshness percentage, and whether you are in the peak flavor window based on storage method.

Inputs

Results

Freshness

94.9%

QualityExcellent
Days Remaining27 days
In Peak Flavor Window?Yes
Peak Flavor WindowDays 3–14
How to Use This Calculator
  1. Enter the number of days since the beans were roasted.
  2. Select the storage method (sealed valve bag, open bag, ground, or frozen).
  3. The calculator shows freshness percentage, quality label, days remaining at peak, and whether the beans are in the optimal 7–21 day peak window.
  4. If past peak, consider grinding immediately before brewing and using a smaller dose to compensate for stale flavor.

What each input means

Days Since Roast
Number of days since the coffee was roasted.
Storage Method
How the roasted coffee is stored affects shelf life.

How this is calculated

Worked example, using the default values

  1. Identify Input Parameters
    Days Since Roast = 3, Storage Method = 1 = 2 input(s) provided
  2. Calculate Freshness
    Freshness
    94.9 = 94.9
  3. Calculate Quality
    Excellent = Excellent
  4. Calculate Days Remaining
    Days Remaining
    27 = 27

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