HoldCart — Cart Reservation

HoldCart — Cart Reservation

Pricing
Free plan available. Free trial available.
Rating
5.0 (3)

Reserve cart items with real inventory holds, so shoppers don't lose one-of-a-kind products at check

Shoppers add a one-of-a-kind item to their cart, race to checkout, and find it already sold. HoldCart places a genuine inventory hold the moment an item is added, so the unit is actually reserved while they check out, then auto-releases back to stock when the timer ends. It is not a fake countdown or manufactured urgency — it is a real hold with a real timer. HoldCart is also built fail-safe: its servers are never on your checkout path, so if anything goes wrong on its side, your checkout keeps

Shoppers add a one-of-a-kind item to their cart, race to checkout, and find it already sold. HoldCart places a genuine inventory hold the moment an item is added, so the unit is actually reserved while they check out, then auto-releases back to stock when the timer ends. It is not a fake countdown or manufactured urgency — it is a real hold with a real timer. HoldCart is also built fail-safe: its servers are never on your checkout path, so if anything goes wrong on its side, your checkout keeps more
  • Real inventory holds — items are genuinely reserved at add-to-cart, not faked
  • Fail-safe by design — if the app fails, your checkout keeps working
  • Honest countdown — shoppers see a real timer backed by a real hold
  • Automatic release — holds expire and return to stock on their own
  • One-click disable reverts every product safely before you uninstall

Languages

English, French, German, Czech, Italian, Polish, and Spanish

Works with

Pricing

Choose the plan that best fits your business.

Free

Free

Features

  • Up to 100 reservations/month
  • Protect 3 products
  • 15-minute hold timer
  • Real inventory holds, fail-safe
  • One-click disable & safe uninstall

Pro

$19.99 / month

or $199/year and save 17%

Features

  • Unlimited reservations
  • Custom hold timers, 2 to 60 min
  • Checkout grace period
  • Analytics dashboard
  • Priority support

14-day free trial

All charges are billed in USD. Recurring and usage-based charges are billed every 30 days.

Reviews (3)

Overall rating
5
Counts per rating level
  • 100% of ratings are 5 stars
  • 0% of ratings are 4 stars
  • 0% of ratings are 3 stars
  • 0% of ratings are 2 stars
  • 0% of ratings are 1 stars
October 28, 2026

We run a members-only wine shop with releases of very limited stock. The shop opens at a set time and stays open only for a short window, and hundreds of members try to buy the moment it opens. Overselling a bottle we don't have is the one thing we can't afford. HoldCart solved that for us, and the support behind it is the reason we'd recommend it.

It handled our drop day. On our main release morning, HoldCart had 273 shoppers holding bottles at the same moment. It protected 625 sales, including 100 "contested" sales where someone else was trying to grab the bottle that was already in a buyer's cart. Our most limited products sold out to exactly zero, and nothing was oversold.

Support is fast and hands-on. The team answered every question quickly and clearly in the run-up, including how the hold works at checkout, what happens when a cart is abandoned, and how long a hold lasts. When we needed changes for our setup, we got them, not a "that's not supported". A setting to stop the app ever switching products to "continue selling" was added for us.

Bugs were fixed within hours, not weeks. We reported a double add-to-cart issue during testing, and it was fixed and shipped before release day. On day one, a shopper on a weak phone connection lost a hold too early. The team explained exactly what happened and had a fix live that night.

Their support was there on the day. During and after our drop, they kept an eye on our store and sent us the numbers: reservations, peak concurrent holders and protected revenue. It felt like having someone from the app on our team for the launch.

If you sell limited stock in drops, this is the app to use. Thank you HoldCart team!

Alheit Vineyards
South Africa
7 days using the app
October 20, 2026

Great app, that does exactly what I need: manage cart reservations while many customers are trying to get the same thing at a shop drop event. Before this app Shopify at times sold more Items than I had available or took items out of the shopping carts of customers while they where in the checkout process.
There are still some things to figure out, but the developer is very fast at responding and fixing issues immediatly. Really happy with the support!

B-Meise
Germany
About 1 month using the app
August 23, 2026

Une application au top et un service client exceptionnel \!

Après avoir essayé plusieurs applications sans jamais être vraiment satisfaite, j’ai enfin trouvé celle qui répond parfaitement à mes besoins\. L’application est vraiment efficace, intuitive et surtout, elle fonctionne \!

Mais ce qui fait également toute la différence, c’est la personne derrière l’application\. Une réactivité absolument incroyable, une écoute attentive et une solution apportée très rapidement à la moindre difficulté\. C’est tellement rare aujourd’hui d’avoir un service aussi sérieux et humain \!

J’ai eu un petit souci qui a été réglé dans la matinée, avec une efficacité et une rapidité exemplaires GT\. Franchement, que demander de plus
Je recommande cette application à 100% les yeux fermés. Si vous hésitez encore, foncez ! Vous ne serez pas déçu

Un immense merci pour votre travail, votre disponibilité et votre professionnalisme
Une application au top, avec un service derrière qui l’est tout autant

Je recommande sans aucune hésitation

L'instant Caprice
France
10 days using the app

Support

App support provided by Useful Plugins.

Developer

Useful Plugins

Karvina, CZ

Launched

June 19, 2026

Data access

This app needs access to the following data to work on your store. Learn why in the developer's privacy policy .

View customer data:

Device and activity data

  • Device and activity data

    Geolocation, IP address, browser and operating system

View staff and contributor data:

Store owner

  • Store owner

    Name, email address, phone number, physical address

View and edit store data:

Products, orders, Shopify Functions, Online Store

  • Edit products

    Inventory, products, collections

  • View orders

    All order history for the last 60 days

  • Edit Shopify Functions

    Cart and checkout validations

  • View Online Store

    Theme

More apps like this

4.6 out of 5 stars 71 total reviews • Free plan available
One & Multi store sync with product inventory sync, stock sync
4.6 out of 5 stars 150 total reviews • Free to install
Real-time sync of inventory, products, orders, collections.
1.0 out of 5 stars 1 total reviews • Free
An APP FOR ECCANG ERP/TMS/WMS SYSTEMS

Want to add an app?

Try Shopify free for 3 days