PDF Invoices & Packing Slips for WooCommerce
Free WooCommerce invoice and packing slip plugin by WP Overnight with email attachments, e-invoice formats and paid add-ons for credit notes and…
Freemium WooCommerce plugin from WebAppick that creates PDF invoices, packing slips and shipping labels, with credit notes, proforma and GST/ZATCA in Pro.
Challan is WebAppick’s PDF invoice plugin for WooCommerce, listed on WordPress.org as PDF Invoices & Packing Slips for WooCommerce – Challan. It turns each order into a PDF invoice and can attach that file to the WooCommerce emails sent for the order statuses you pick. The free plugin is noticeably generous on the fulfilment side: packing slips, shipping labels and delivery address labels are all included without paying.
After you enter your seller details and logo, invoices are generated automatically when orders are placed or change status. Admins can open or print documents from the order screen, and a bulk download tool exports invoices filtered by date and status as a ZIP or a merged PDF. Customers can download their invoice from My Account > Orders. Invoice numbers take a prefix, suffix, starting number and padding, paper sizes run from A3 to Letter, and tax rows break down VAT, GST or custom taxes. Packing slips can hide prices, which suits dropshipping.
Challan Pro costs $69 a year for one site, $129 for five or $179 for ten. It adds 10+ extra templates, credit notes for refunds, proforma invoices, custom fields and product images, digital signatures and stamps, barcodes/QR codes, automatic Dropbox backup, full WooCommerce Subscriptions support and invoices in the customer’s order language with WPML, Polylang or Weglot. Pro also covers two regional formats: India’s GST invoice layout (GSTIN, HSN/SAC, CGST/SGST/IGST) and Saudi Arabia’s ZATCA e-invoicing with QR codes.
Pick Challan if you want invoices plus packing slips and labels from one free plugin, or if you sell in India or Saudi Arabia and need GST or ZATCA layouts. EU stores that must send structured e-invoices should look at a plugin with UBL or ZUGFeRD support instead.
Best for: Stores that want invoices, packing slips and shipping labels from one free plugin, especially sellers needing GST or ZATCA layouts.
Challan gives away more fulfilment documents than most free invoice plugins, and its Pro tier is reasonably priced. It is weaker on EU e-invoicing and accounting integrations, so European B2B sellers may outgrow it.
What Challan – PDF Invoices & Packing Slips for WooCommerce highlights on its WordPress.org page and its own website, split by version.
16 of 17 features we track in WooCommerce PDF Invoices, feature score 94/100
Generates PDF invoices for orders.
Automatic PDF invoices when orders are placed or reach chosen statuses.
Generates packing slips for fulfilment.
Free packing slips, with an option to hide prices for dropshipping.
Credit notes for refunded orders.
Credit notes for refunded orders are a Pro feature.
Proforma or quote documents.
Proforma invoices are included in Pro.
Address labels, delivery notes or dispatch documents.
Shipping labels and delivery address labels are included free.
Choose and customise invoice layouts.
Free template takes logo, header/footer, paper size and CSS; Pro adds 10+ designs.
Custom invoice number formats and sequential numbers.
Prefix, suffix, start number and padding; Pro adds yearly or monthly resets.
VAT numbers, tax breakdowns and legal fields.
Tax breakdown for VAT, GST and custom taxes; GSTIN/HSN fields in Pro.
Invoices in the customer's language.
Free uses the site language; Pro uses the order language via WPML, Polylang or Weglot.
Add order meta, custom fields or notes to documents.
Custom fields are Pro; free version allows changes via hooks and filters.
Automatically attach invoices to order emails.
Attach invoices to emails for the order statuses you choose.
Customers download invoices from their account.
Customers download invoices from My Account > Orders.
Bulk generate, print or zip documents.
Bulk download by date and status as a ZIP or merged PDF.
Upload invoices to Dropbox, Google Drive or similar.
Automatic Dropbox backup in Pro; no Google Drive or OneDrive listed.
Send invoices to QuickBooks, Xero or similar.
No QuickBooks, Xero or other accounting connector in the feature lists.
Declared compatible with WooCommerce High-Performance Order Storage.
Changelog 3.5.4 (Oct 2023) added WooCommerce HPOS compatibility.
Supports UBL, Peppol, XRechnung or other e-invoice formats.
Pro supports Saudi ZATCA e-invoicing with QR codes; no UBL, Peppol or XRechnung.
On WordPress.org
Unlimited
WordPress.org version: invoices, packing slips, shipping labels, bulk download.
1 site
Challan Pro; 30-day money-back guarantee.
5 sites
Challan Pro.
10 sites
Challan Pro. Pricing page has a lifetime toggle, but lifetime prices for Challan were not confirmed.
Prices are list prices from the vendor's site, checked 14 Oct 2026. Many vendors discount the first year.
Free installs from WordPress.org, the vendor's own claim, and our estimate of paid installs.
Active installations reported by WordPress.org.
Sites/users claimed on the vendor's website. source
Our estimate, see method below.
How we estimated this: WordPress.org shows 7K+ free installs, which could mean anything from 7K to 8K. The vendor says 7K+ sites, so we put the free count halfway between the middle of that range and the vendor figure, at about 7.3K. About 7.3K free installs x 12% (the usual share of free sites that also run the paid version when some key features are paid, and store owners upgrade more often) gives 870. Likely range: 440 to 1.7K. This counts sites running the paid version, including sites whose licence has lapsed. Estimates are rough and based on public figures as of 14 Oct 2026.
2,027 downloads last week, 391.6K all time
| Version | 3.7.92 |
|---|---|
| Last updated | 30 Oct 2026 (3 days ago) |
| Tested up to | WordPress 7.1.4 |
| Requires | WordPress 5.3+, PHP 7.4+ |
| Support threads (2 months) | 0 of 1 resolved |
| On WordPress.org since | 27 Jan 2018 |
| Refund policy | 30-day money-back (source, 14 Oct 2026) |
|---|
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Yes. Challan – PDF Invoices & Packing Slips for WooCommerce has a free version on WordPress.org. Paid plans start at $69/yr.
WordPress.org reports 7K+ active installations of the free version. The vendor claims 7K+ sites in total. We estimate around 870 sites run the paid version.
Yes: included. Automatic PDF invoices when orders are placed or reach chosen statuses.
Yes: included. Free packing slips, with an option to hide prices for dropshipping.
Yes: included. Free template takes logo, header/footer, paper size and CSS; Pro adds 10+ designs.
Yes: included. Prefix, suffix, start number and padding; Pro adds yearly or monthly resets.
Yes: included. Tax breakdown for VAT, GST and custom taxes; GSTIN/HSN fields in Pro.
Yes: included. Attach invoices to emails for the order statuses you choose.
Yes. The WordPress.org version creates PDF invoices, packing slips and shipping labels, attaches invoices to emails and supports bulk downloads. Challan Pro starts at $69 per year for one site.
No. Credit notes for refunds and proforma invoices are part of Challan Pro.
The free version uses the site language. Pro generates invoices in the order language with WPML, Polylang or Weglot.
Not according to its documentation. Its e-invoicing support is Saudi Arabia's ZATCA format (Pro); there is no UBL, Peppol or ZUGFeRD output.
Yes. WooCommerce HPOS compatibility was added in version 3.5.4 (October 2023).
Last updated 14 Oct 2026. Spotted something wrong? Suggest an edit.