Miscellaneous Tools Calculators

Entropy and strength of random passwords. Enter your values — see the result with formula, examples, and step-by-step working. Free.

Storage capacity of a QR code by version. Enter your values — see the result with formula, examples, and step-by-step working. Free.

Convert hourly rate to annual salary. Fast and accurate result with formula, step-by-step method and unit overview. Free tool.

Calculate overtime wages at 1.5× or 2× rate. Enter regular and OT hours with hourly rate — see gross pay breakdown. Free.

New salary from percentage raise. Enter your figures — see the result with formula and year-by-year breakdown. Free.

Compare cost of living between two cities. Enter your figures — see the result with formula and year-by-year breakdown. Free.

Net Promoter Score from survey responses. Enter your values — see the result with formula, examples, and step-by-step working. Free.

Cost per thousand impressions for ad campaigns. Enter your figures — see the result with formula and year-by-year breakdown. Free.

Cost per click from budget and clicks. Enter your figures — see the result with formula and year-by-year breakdown. Free.

Bounce rate impact on engagement metrics. Enter your figures — see the result with formula and year-by-year breakdown. Free.

Email marketing open and click through rates. Enter your figures — see the result with formula and year-by-year breakdown. Free.

Estimate organic social media reach. Enter followers and engagement rate — see estimated impressions, reach percentage, and growth projection. Free.

Estimate organic traffic value from SEO. Enter keyword rankings and search volumes — see traffic estimate and equivalent paid traffic cost. Free.

Rate the strength of any password. Enter your figures — see the result with formula and year-by-year breakdown. Free.

Estimate reading time for any text length. Enter word count or paste text — see reading time at slow, average, and fast pace. Free.

Convert word count to estimated pages. Fast and accurate result with formula, step-by-step method and unit overview. Free tool.

Annual cost of running appliances. Enter your figures — see the result with formula and year-by-year breakdown. Free.

Time to download files at any speed. Enter your value and unit — see the converted result with formula and equivalents. Free.