OngoingAI

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Shopify rating
5.0 ★
1 reviews
Pricing
Free trial available
Starter
$10/month
3-day free trial · or $100/year and save 17%
  • • Up to 1,000 button views / month
  • • Add-to-order button on cart & drawer
  • • Add items after checkout, no re-buy
  • • Collect only the order difference
  • • Keeps automatic discounts accurate
Growth
$20/month
3-day free trial · or $200/year and save 17%
  • • Up to 10,000 button views / month
  • • Add-to-order button on cart & drawer
  • • Add items after checkout, no re-buy
  • • Collect only the order difference
  • • Keeps automatic discounts accurate
Scale
$30/month
or $300/year and save 17%
  • • Up to 20,000 button views / month
  • • Add-to-order button on cart & drawer
  • • Add items after checkout, no re-buy
  • • Collect only the order difference
  • • Keeps automatic discounts accurate
Unlimited
$39.99/month
3-day free trial · or $350/year and save 27%
  • • Unlimited button views per month
  • • Add-to-order button on cart & drawer
  • • Add items after checkout, no re-buy
  • • Collect only the order difference
  • • Keeps automatic discounts accurate
What does LastCall do?

LastCall lets your customers add products to an order they just placed and settle only the difference on Shopify's secure balance page — no second checkout

  • Customers add to a recent order without starting a new checkout
  • Charges only the difference on Shopify's own payment page
  • Keeps your existing discounts accurate on the added items
  • Holds added items until the balance is paid, then ships them together
  • You set the add-on window and switch it on from your admin

Features

Orders - Other
Review history
Daily review count on the Shopify App Store
1±0 · 29d· Rating steady at 5.0★

Daily tracking from Aug 10, 2026 through today · 29 days observed · sign up free for the full history →

Category rankings
Live organic position on Shopify App Store category pages
  • Orders - Other
    #182▲1

Tracked daily · last 13 days · as of 2026-10-01

Catalog position
Within Orders - Other on the App Store
Rank by reviews
#92 of 339
Review percentile
73th
Rating percentile
100th
On the App Store
0.3 yrs
Works with
Integrations listed for LastCall: Add to Order
Customer accounts
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Frequently asked questions

LastCall lets your customers add products to an order they just placed and settle only the difference on Shopify's secure balance page — no second checkout It's a orders - other tool for ecommerce stores.