United States practical money and date tools

Estimate the everyday numbers behind working, renting, and planning in the US.

Use quick calculators and plain-English guides for gross salary, rent affordability, US business days, federal holidays, and first-apartment planning.

Start with a tool

Each page is designed around a specific calculation, checklist, or decision point.

Hourly to salary

Convert hourly pay into weekly, monthly, and annual gross income.

Calculate salary

Rent affordability

Estimate a conservative and stretch rent range from monthly income.

Estimate rent

Business days

Count weekdays between two dates and optionally exclude 2026 US federal holidays.

Count days

Source notes

US Cost Guide explains what each calculator includes, what it leaves out, and when the data was last reviewed.

Read the methodology