Compute cost per mille for ad campaigns — compare display, video, and social CPMs. Judge a $12 CPM against returns — free, local, no signup.
Compute return on ad spend from revenue and cost — know every dollar's payback. Prove 4:1 ROAS before scaling — free, local, no signup.
Compute turnover rate and retention with replacement-cost breakdown. Price a 20% churn problem correctly — free, local, no signup.
Compute CAC payback months — how fast customers repay acquisition cost. Prove 12-month payback to investors — free, local, no signup.
Compute gross margin from revenue and costs — know exact profitability. A $30 sale at $20 cost margins 33% — free, local, no signup.
Compare buy net cost against rent total over a timeframe you set, from home price, down payment, mortgage rate, and monthly rent. Figures never leave your device — every calculation runs locally in your browser.
Display $1–5, social $5–15, video $15–30+ — context dominates. Compare within channel and audience, never across. The tool ships 7 platform presets (TikTok $1.50, YouTube $3.50, Twitch $4.00, Twitter/X $5.00, Facebook $6.00, Instagram $8.00, LinkedIn $9.00) across 3 modes: CPM, RPM, and Estimate.
CPM buys views (branding), CPC buys clicks (performance). High-CTR creatives make CPC cheaper; broad reach favors CPM.
Broaden targeting, refresh creative (fatigue inflates costs), and test placements. Frequency above 3 usually wastes spend.
No — math runs locally in your browser. Figures never leave your device.
Last updated October 2026