OngoingAI

Usage & market intelligence

Store usage data is not available for this app.

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Pricing
Free plan available
Free
Free
  • • 30 invoices per month, automatic
  • • Compliant numbering, VAT breakdown
  • • Credit notes created on refunds
Pro
$19/month
14-day free trial
  • • Unlimited invoices, fully automatic
  • • Factur-X format included
  • • Monthly PDF pack and CSV export
Plus
$39/month
14-day free trial
  • • Everything in Pro
  • • FEC, journal and QuickBooks exports
  • • B2C e-reporting data export
What does Quittus do?

Quittus is built for stores invoicing under French or United States rules. Every paid order becomes a compliant invoice, every refund becomes the m...

  • Every paid order invoiced automatically, every refund credited
  • Sequential numbering with no gaps, so an audit is a formality
  • Hand your accountant one file at month end instead of a folder
  • Built for French and US invoicing rules, not a generic template

Features

Invoices and receiptsInvoicesCredit notesColor and fontBrandingInvoice numbersLogosMulti-currencyBulk downloadPDF generationPrint and exportReports
Review history
Daily review count on the Shopify App Store
0±0 · 30d· Rating steady at 0.0★

Daily tracking from Aug 10, 2026 through today · 30 days observed · sign up free for the full history →

Category rankings
Live organic position on Shopify App Store category pages
  • Invoices and receipts
    #456▼2

Tracked daily · last 7 days · as of 2026-09-25

Catalog position
Within Invoices and receipts on the App Store
Rank by reviews
#358 of 443
Review percentile
19th
Rating percentile
55th
On the App Store
0.1 yrs
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Frequently asked questions

Quittus is built for stores invoicing under French or United States rules. Every paid order becomes a compliant invoice, every refund becomes the m... It's a invoices and receipts tool for ecommerce stores.