---
title: "Cart Reserve – Inventory Holds Shopify App Profile"
description: "Cart Reserve holds available inventory when a shopper adds a protected product to cart. Each reservation is tied to a signed session and verified again at checkout. The storefront timer reflects the active hold, and expired reservations return to stock automatically. Use Cart Reserve for limited stock, one-of-one products, restocks, flash sales, and product drops. Fair queues, scheduled drops, bot controls and analytics help manage demand. We tailor setup to your theme."
canonical_url: "https://shoplist.co/shopify-apps/cart-reserve"
markdown_url: "https://shoplist.co/shopify-apps/cart-reserve.md"
last_updated: "2026-10-14"
entity_type: "shopify_app"
slug: "cart-reserve"
source: "public Shopify app profile allowlist"
---

# Cart Reserve – Inventory Holds Shopify App Profile

> Cart Reserve holds available inventory when a shopper adds a protected product to cart. Each reservation is tied to a signed session and verified again at checkout. The storefront timer reflects the active hold, and expired reservations return to stock automatically. Use Cart Reserve for limited stock, one-of-one products, restocks, flash sales, and product drops. Fair queues, scheduled drops, bot controls and analytics help manage demand. We tailor setup to your theme.

## Quick answer
Cart Reserve – Inventory Holds has 0 detected stores in Shoplist. This Markdown profile displays 0 public brand examples; it is not a complete customer list.

## Key facts
- Name: Cart Reserve – Inventory Holds
- Monitoring status: Storefront detection limited
- Developer: R3stack
- Developer profile: https://shoplist.co/app-developers/r3stack
- Shopify App Store URL: https://apps.shopify.com/cart-reserve
- Website: https://r3stack.com/en/cartreserve
- Launch date: April 2, 2026
- Shoplist category: Shipping & Fulfillment
- Rating: 5
- Review count: 4
- Free plan signal: Yes
- Free trial signal: Yes

## Pricing summary
Free: Free; Starter: $25/month; Pro: $69/month; Max: $149/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.


## App Signals
As of November 1, 2026:

- Stores running it: 0, 0.0% of the stores Shoplist tracks
- Store movement, last 28 days: +0 new stores, +0 returning, −0 removed, net 0 (estimated)
- Primary App Store category: Fraud, #50 (14-day median position)
- Listing reviews: 4

## Public callouts
- Real-Time Reservation: Lock inventory instantly when shoppers add items to cart.
- AI Fraud Detection: Identify and block bots to protect stock from abuse.
- Auto-Release: Expired reservations release stock, keeping inventory accurate
- Per-Product Rules: Customize reservation duration & logic for specific products.
- Live Dashboard: Track active sessions and availability with real-time analytics.
## Shopify App Store categories
- Fraud
- Inventory optimization

## Data note
Profile updated: October 14, 2026. This is the profile revision date, not a guarantee that every store was checked on that date.
Public snapshot built: 2026-11-02 05:02:04.309575\+00
Detection metrics refreshed: 2026-11-01 10:00:00.357354\+00
Public app evidence date: 2026-10-14 04:20:35.692472\+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/cart-reserve)
- [Shopify apps directory](https://shoplist.co/shopify-apps)
- [Shoplist data methodology](https://shoplist.co/data-methodology.md)