---
title: "Exact Line Shopify App Profile"
description: "Exact Line lets retail staff apply a precise fixed total discount to one selected cart line in Shopify POS. Choose the line, enter the exact amount to discount, and apply it without affecting other cart lines. Exact Line keeps the workflow simple for in-person sales and includes clear validation, edit, remove, and reapply actions."
canonical_url: "https://shoplist.co/shopify-apps/exact-line"
markdown_url: "https://shoplist.co/shopify-apps/exact-line.md"
last_updated: "2026-10-22"
entity_type: "shopify_app"
slug: "exact-line"
source: "public Shopify app profile allowlist"
---

# Exact Line Shopify App Profile

> Exact Line lets retail staff apply a precise fixed total discount to one selected cart line in Shopify POS. Choose the line, enter the exact amount to discount, and apply it without affecting other cart lines. Exact Line keeps the workflow simple for in-person sales and includes clear validation, edit, remove, and reapply actions.

## Quick answer
Exact Line has 0 detected stores in Shoplist. This Markdown profile displays 0 public brand examples; it is not a complete customer list.

## Key facts
- Name: Exact Line
- Monitoring status: First-adopter watch
- Developer: Jarvis Lab
- Developer profile: https://shoplist.co/app-developers/jarvis-lab2
- Shopify App Store URL: https://apps.shopify.com/exact-line
- Launch date: October 21, 2026
- Shoplist category: Discounts
- Free trial signal: Yes

## Pricing summary
Standard: $4.99/month

Shoplist has not yet found reliable public storefront evidence connecting a Shopify store to this app. This does not mean the app has no users. Some apps are new, admin-only, server-side, theme-independent, or otherwise difficult to detect from public storefront signals.


## Public callouts
- Apply a fixed total discount to one selected Shopify POS cart line
- Edit, remove, or reapply discounts directly from Shopify POS
- Cart-state validation before applying changes
- Discount the full selected line even when quantity is greater than one
- Keep all other cart lines unchanged when applying the discount
## Shopify App Store categories
- Discounts

## Data note
Profile updated: October 22, 2026. This is the profile revision date, not a guarantee that every store was checked on that date.
Public snapshot built: 2026-10-22 10:50:21.172686\+00
Detection metrics refreshed: 2026-10-22 10:50:21.172686\+00
Public app evidence date: 2026-10-22 04:55:08.456802\+00
This generated Markdown profile intentionally exposes only public, stable app-profile fields and a small public app-stack sample from Shoplist. It excludes private contact data, people data, internal scores, crawl provenance, full datasets, and unstable operational fields.

## Related links
- [HTML app profile](https://shoplist.co/shopify-apps/exact-line)
- [Shopify apps directory](https://shoplist.co/shopify-apps)
- [Shoplist data methodology](https://shoplist.co/data-methodology.md)