# Marketing & Ecommerce Calculators

- **URL:** https://codeasystem.com/calculators/marketing/
- **Markdown index:** https://codeasystem.com/calculators/marketing/index.md
- **Calculators in this category:** 8

Marketing and ecommerce calculators for CTR, CPC, CPM, ROAS, conversion rate, average order value and email metrics.

Focus areas: Ads, funnels, conversions and store metrics.

## All calculators
- [CTR Calculator](https://codeasystem.com/calculators/marketing/ctr-calculator.md); Compute click-through rate from clicks and impressions, with clicks per thousand for quick benchmarking.
- [CPC Calculator](https://codeasystem.com/calculators/marketing/cpc-calculator.md); Find your true cost per click from spend and clicks, with an optional CPM view when impressions are known.
- [CPM Calculator](https://codeasystem.com/calculators/marketing/cpm-calculator.md); Calculate cost per thousand impressions from spend and delivery, plus effective cost per click when known.
- [ROAS Calculator](https://codeasystem.com/calculators/marketing/roas-calculator.md); Measure return on ad spend as a revenue multiple, with profit over spend and a breakeven verdict included.
- [Conversion Rate Calculator](https://codeasystem.com/calculators/marketing/conversion-rate-calculator.md); Compute conversion rate from conversions and visitors, plus the extra conversions needed to hit a target.
- [Email Open Rate Calculator](https://codeasystem.com/calculators/marketing/email-open-rate-calculator.md); Measure email open rate, click rate and click-to-open rate from delivered counts, opens and clicks.
- [AOV Calculator](https://codeasystem.com/calculators/marketing/aov-calculator.md); Find average order value from total revenue and order count, with a quick projection for planning targets.
- [Cart Abandonment Calculator](https://codeasystem.com/calculators/marketing/cart-abandonment-calculator.md); Quantify your cart abandonment rate and the recoverable revenue sitting in unfinished checkouts.

Each link above points to the full Markdown reference for that calculator (inputs, formula, worked example, FAQs). The interactive HTML version lives at the same path without the `.md` suffix.

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Last updated: 2026-08-23 · [Section overview](https://codeasystem.com/calculators/index.md)