Plan crafting costs, calculate wood gathering efficiency, and plan diamond quests for 99 Nights in the Forest. All calculations are based on actual game mechanics.
Select items to craft and see the total resources required.
99 Nights in the Forest Calculator is a comprehensive free Roblox tool that helps players plan crafting costs, calculate wood gathering efficiency, plan diamond quests, and estimate survival time for the popular Roblox survival game 99 Nights in the Forest. This calculator uses verified in-game formulas to provide accurate calculations for all game mechanics.
Whether you're planning your crafting build, optimizing wood gathering, tracking diamond quests, or calculating survival time to Day 99, this calculator provides all the tools you need to succeed in 99 Nights in the Forest. All calculations are based on actual game mechanics and updated for the latest patches.
Select items from the crafting list, filter by bench level, and add them to your plan. The calculator will automatically sum up all logs, scraps, Cultist Medallions, Forest Gems, and extra days required so you can see the total cost of your build.
Enter how many logs you need, choose your axe type, and set your hits per second. The tool estimates how many trees you must chop, total hits required, and the real-world time needed to gather enough wood.
Input your current and target diamond counts. The calculator shows how many diamonds you still need and suggests a quest plan so you can efficiently reach your target without wasting time.
Set your target day, day multiplier, and whether you use the Temporal Accelerometer. The tool converts in-game days into real-time hours of day and night, total gems earned, and key milestones like Day 50 and Day 99.
All values and formulas are based on real 99 Nights in the Forest gameplay, including bench levels, resource costs, and survival timings. The results closely match what you see in-game.
Plan crafting, wood gathering, diamond quests, and survival runs from a single page. No more guessing or juggling multiple spreadsheets while playing.
Every change you make—logs needed, items selected, target day—updates results instantly without reloading the page.
Cards, tabs, and highlighted totals make it easy to understand your plan at a glance, even if you’re new to 99 Nights in the Forest.
The calculator is designed specifically for 99 Nights in the Forest mechanics, including gems, Cultist Medallions, event days, and day multipliers.
Use every part of the calculator with no sign-up, no ads, and no paywalls—just open the page and start planning your run.