HTML5 dev tool

ChanceSmith Drop Lab

Design loot tables, banner odds, pity systems, and reward pacing in your browser. Simulate thousands of sessions, preview rarity distribution, and export configs before you ship your game.

Loot balancing
Pity simulation
Lite build

Reward table

NameRarityWeightMinMaxValue

Reward line preview

Use this to sanity-check what players will see on a chest, banner, or reward room.

Results

Live charts
Total pulls0
Avg session value$0
Target session hit0%
Pity triggers0

Rarity distribution

See how often your economy actually pays out across thousands of sessions.

Top drops

Compare actual item counts instead of guessing from raw weights.

Target chase analysis

Pro