---
title: Check Unit Sales Needed to Offset a Promotional Price Markdown — Free
description: A ten-percent discount does not need ten percent more sales. Because every markdown comes straight out of gross margin, calculate the exact extra units each product line must sell just to keep total gross profit whole.
category: business
last_verified: 2026-09-29
freshness: green
published: 2026-09-29
canonical_url: https://gratis-ai.pages.dev/articles/promotional-discount-volume-hurdle-check.html
companion_app_url: https://gratis-ai.pages.dev/apps/promotional-discount-volume-hurdle-check.html
reading_time_minutes: 4
tags: business, markdownhurdle, local-first, planning, no-account
---

# Check Unit Sales Needed to Offset a Promotional Price Markdown — Free

A ten-percent discount does not need ten percent more sales. Because every markdown comes straight out of gross margin, calculate the exact extra units each product line must sell just to keep total gross profit whole.

**Free and complete.** This guide is a standalone free tool — no account, no card, anywhere. The only paid option is one optional extra outcome: $4 one-time. Nothing in the free tier is gated.

## Who it's for

Anyone seeking practical 100% free AI workflows — no paid API keys, credit cards, or subscriptions

## What's free

- one complete markdown margin chart run in the app
- three samples plus unlimited article-demo runs
- unwatermarked result text and an explicit, user-triggered state link

## Optional paid add-on

**$4 one-time.**

- print the markdown margin chart with its row workings
- CSV of extra units required and row explanations
- last five readings saved in this browser profile

## Sources & verification

- Tool: GratisAI local-first instrument (no key, no account)
- Primary source: the free tool itself (local-first, no external dependency)
- Last verification: 2026-09-29 (green)

## Use it

- Interactive guide: https://gratis-ai.pages.dev/articles/promotional-discount-volume-hurdle-check.html
- Companion app: https://gratis-ai.pages.dev/apps/promotional-discount-volume-hurdle-check.html
- This machine-readable mirror: /mirrors/promotional-discount-volume-hurdle-check.md

*Generated free at https://gratis-ai.pages.dev/articles/promotional-discount-volume-hurdle-check.html — every guide on GratisAI is a complete, working tool. $0, no account, no card, anywhere.*