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Both calculators run independently — change the inputs on either side to compare results.

Quest Completion Rate Calculator

Calculate the percentage of quests you have completed out of the total available in a game or zone. Use it to track progress toward 100% completion or achievement milestones.

Completed Quests (quests)

Total Quests (quests)

Fill in the required fields to see your result.

Gaming

Loot Drop Probability Calculator

Calculates the cumulative probability of getting at least one of a desired item across multiple independent attempts at a given per-attempt drop rate. Applies to gaming loot drops, dice-roll board game outcomes, and any binomial 'at least one success' problem.

Drop Rate (%)

Number of Attempts (attempts)

Fill in the required fields to see your result.

Key differences

	Quest Completion Rate Calculator	Loot Drop Probability Calculator
Category	Gaming	Gaming
Inputs required	2	2
Result	Completion Rate (%)	Probability (%)
What it does	Calculate the percentage of quests you have completed out of the total available in a game or zone. Use it to track progress toward 100% completion or achievement milestones.	Calculates the cumulative probability of getting at least one of a desired item across multiple independent attempts at a given per-attempt drop rate. Applies to gaming loot drops, dice-roll board game outcomes, and any binomial 'at least one success' problem.