Worked example

For an invented 1,000-round administrative trigger and 342 recorded rounds since its baseline, 658 recorded rounds remain. The example is not a service recommendation.

How the calculation works

Remaining rounds equal your entered interval minus elapsed recorded rounds. Zero means the recorded trigger is reached. A negative difference is displayed as rounds beyond the entered trigger.

What the result does not establish

Use only an applicable manufacturer or qualified provider source for the interval. The result cannot establish physical condition or safe use.

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iOS 17 or iPadOS 17 and later. No Coldbore account.

Reviewed October 2, 2026.