Free tools

Free tools for brands, agencies & creators

Fast, free calculators for the numbers that matter — no sign-up, no spreadsheets. Built by the team behind WhatWins.

ROAS Calculator

Turn ad spend and revenue into ROAS, ACOS and net profit in one click.

Get your cost per 1,000 impressions from ad spend and impressions.

Turn visitors and conversions into a conversion rate instantly.

Find the exact ROAS your ads must beat to be profitable.

Find profit, margin, markup and your break-even ROAS for any product.

Get the engagement rate for any Instagram, TikTok or Reels account or post.

Estimate sponsored-post pricing from followers and engagement.

Estimate TikTok earnings from your followers and average views.

Generate clean, trackable campaign URLs with UTM parameters in seconds.

Get cost per click, cost per acquisition and conversion rate from spend, clicks and conversions.

Work out customer lifetime value and the maximum you can spend to acquire one.

Profit per order, margin and monthly net profit after product, shipping, ads and fees.

Estimate monthly and yearly YouTube ad revenue from your views and RPM.

Estimate earnings per sponsored post and per month from followers and engagement.