Free tools · one verified engine

Every workers’ comp calculator, in one place.

Eight free tools, one engine — the same tables, the same math, verified against the DIR’s published worked examples and covered by an automated test suite. No account for any of them.

The main event

PD rating calculator

WPI in — the full 2005-schedule pipeline out: ×1.4, occupational variant, age, apportionment, CVC combination, and the DEU-format rating string with the dollars.

Open the calculator
Settlement

Settlement calculator

Final PD % + wage + injury year → weeks of PD, the weekly rate, total indemnity, the life-pension line at 70%, and the attorney-fee estimate.

Price a rating
Conversion

WPI → PD calculator

The doctor’s impairment number is not the payable percentage. Convert WPI through the ×1.4, occupation, and age steps — live, with a reference table.

Convert a WPI
Wage replacement

TD rate calculator

Temporary disability from AWW + injury year: the weekly rate against the statutory min/max, the biweekly check, and every year’s caps since 2013.

Compute a TD rate
Reference

PD money chart

Every percentage 1–99 converted to weeks and dollars for any injury year since 2005 — wage-personalized, printable, embeddable.

Open the chart
Audit

Rating-string decoder

Paste any DEU-style rating string. Every segment decoded and the math verified against the PDRS tables — including the implied age bracket.

Decode a string
Volume

Batch rating

CSV rows in — impairment, WPI, group, age, apportionment, year — engine-rated PD, weeks, dollars, and strings back for every claim at once.

Rate a list
Statute

Rate caps by year

The statutory PD and TD weekly minimums and maximums for every injury year 2005–2026, straight from the engine’s tables.

See the caps

Working a claims desk? The adjuster workflow page chains these into same-day reserves. New to ratings? Start with how PD is calculated. Estimates for informational use; verify against the DEU. Not legal advice.

Stay in the loop

Rating-schedule changes, the moment they land.

Occasional updates on California PD rules, rate caps, and new RateString features. No spam, unsubscribe anytime.