Arknights Pity Calculator
Exact odds for your next pulls โ soft pity, hard pity and the 50/50 guarantee built in. Rates use the community-verified model: 2.0% base, soft pity from pull 50 (+2% per pull), hard pity at 300.
Your situation
Pulls since your last 5โ
.
You need 300 more pulls (0 orundum) to hit hard pity and guarantee a 5โ
.
Your odds
Featured 5โ
in N pulls
โ
chance of the rate-up character
Any 5โ
in N pulls
โ
including off-banner
Expected featured copies
โ
average across N pulls
Cost of N pulls
โ
orundum
Pull plans โ how many pulls to budget
50% plan
โ
pulls to reach a 50% chance
90% plan
โ
pulls to reach a 90% chance
Hard pity (worst case)
โ
guaranteed featured, even after a 50/50 loss
Cumulative probability curve
Soft pity starts at pull 50; hard pity at 300.
Milestones
| Pulls | P(any 5โ ) | P(featured) | orundum cost |
|---|
Odds computed with an exact dynamic-programming model (2.0% base rate; pulls 50โ299 at +2%/pull; pull 300 = 100%). No 50/50 on this banner type.