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.
About this calculator
Quest completion rate expresses the proportion of finished quests as a percentage of all available quests. The formula is: Completion Rate (%) = (completedQuests / totalQuests) × 100. Dividing completed by total gives a decimal between 0 and 1 representing the fraction done, and multiplying by 100 converts it to a familiar percentage. A result of 100% means every quest in the set has been finished, which is the goal for completionists and achievement hunters. This metric can be applied to a single zone, a full game, a specific quest line, or any subset of quests you define. Comparing rates across zones helps players prioritize where to spend time before moving on.
How to use
Suppose you are playing through a region with 80 total quests and have finished 52 of them. Step 1: Completion Rate = (completedQuests / totalQuests) × 100. Step 2: Completion Rate = (52 / 80) × 100. Step 3: 52 / 80 = 0.65. Step 4: 0.65 × 100 = 65%. You have completed 65% of the region's quests and need to finish 28 more to reach 100%.
Frequently asked questions
How do I calculate quest completion rate across multiple game zones?
Add up the completed quests from all zones to get a combined completedQuests total, then add up all available quests across those zones for totalQuests. Plug both numbers into the formula: (completedQuests / totalQuests) × 100. This gives you an overall completion percentage for the entire game rather than a single region. Tracking per-zone rates separately also helps you identify which areas still have the most quests remaining.
What quest completion percentage is needed for most in-game achievements?
Many games award a zone or game-wide achievement at exactly 100% quest completion, but some offer tiered rewards at milestones like 50%, 75%, and 90%. Open-world RPGs often have a 'Loremaster' style achievement that requires completing every quest in every zone. It is worth checking the specific achievement criteria in your game, because some quests may be mutually exclusive or time-limited, making a true 100% impossible in a single playthrough.
Why is tracking quest completion rate useful for speedrunners and completionists?
For completionists, the rate provides a clear, quantitative progress indicator so you always know how far you are from your goal. For speedrunners in quest-completion categories, it allows precise pacing — knowing you need 80% done by a certain checkpoint helps you stay on track. The percentage also makes it easier to compare progress between multiple characters or game saves at a glance. Without a calculated rate, it is easy to underestimate how many quests remain, especially in large open-world games.