Formula
Spendable = max(0, budget minus reserve). Safe actions = floor(spendable divided by current cost). The remainder stays visible.
Enter the resource balance and cost shown in your live game. The calculator protects a reserve and performs transparent arithmetic without pretending to know hidden odds, pity, or future prices.
Copy the current balance and per-action cost from the game. The tool does not assume a permanent price, probability, pity, or reward.
No odds included. No Roblox login used. Results depend entirely on the values you enter.
Spendable = max(0, budget minus reserve). Safe actions = floor(spendable divided by current cost). The remainder stays visible.
One pull was observed at 50 Gems and ten pulls at 500, but the cost field stays blank so the live banner remains authoritative.
The calculator does not predict rarity, traits, pity, rewards, upgrade effects, or the best stopping point.
It converts a resource budget, live cost, and reserve into safe actions, remaining resources, and target shortfall.
No. Enter the value shown by your current game so an update cannot silently make the math stale.
No. It performs transparent budget arithmetic only.
No. The calculation runs in your browser and does not request a Roblox account.