Tools & Calculators
Utility panels with explicit models, assumptions, and source notes.
Hay-Search Time & Odds Calculator
Estimate how long it takes to find the needle in Needle In A Haystack. Adjust straws-per-pull, hands rank, vent cadence, and lobby size to see expected minutes, minutes-to-empty, and a closed-form probability curve for the canonical 1-in-5,000,000 straw pile.
Open Hay-Search Time & Odds Calculator → ✦First-Buy Roadmap Optimizer
Ranked next-buy calculator for the DomBlox Roblox version of Needle In A Haystack. Inputs are current cash, valuables drop rate, sell price, and per-gamepass ownership. Outputs are recommended next buy, gold runway in mm:ss, expected payback hours, and a wasted-cash warning panel.
Open First-Buy Roadmap Optimizer → ✦Co-op Role & Slice Allocator
Assign PULLER, VENT-RUNNER, FLOOR-WATCHER and DRONE-TENDER roles across a 1-8 player lobby and partition the pile into non-overlapping slices. Inputs are per-player inventory, lobby size, vent position. Outputs are per-player role with rationale and slice bounding box.
Open Co-op Role & Slice Allocator → ✦Gamepass Value Calculator
Robux-per-straw and Robux-per-hour-of-grind-saved calculator for the six DomBlox gamepasses. Inputs are planned session length, current hands rank, current legs rank, lobby size, and planned grind hours per month. Outputs are per-gamepass payback straws, payback hours, and bundle-vs-a-la-carte verdict.
Open Gamepass Value Calculator →The former generic planner, drop tracker, and checklist prototypes are retired. Use a configured tool above when its model and sources are available.