Shopify App Comparison 2026

Synctrack PayPal Tracking Sync

5.0403 reviews
VS

Sufio: Professional Invoices

4.9400 reviews

Which Shopify upsell app increases AOV more? Compare pricing, features, ratings & real merchant reviews for Synctrack and Sufio: Professional Invoices to find the best fit for your store.

Stripe and PayPal sync tracking to avoid holds and reserves

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Key Features

  • Automatic tracking sync to PayPal and Stripe on order fulfillment
  • Helps remove PayPal holds and release reserved funds faster
  • Reduces chargebacks and payment disputes with proof of delivery
  • Built for Shopify certified with highest performance standards
  • Supports all major shipping carriers and custom tracking numbers

Verdict on Synctrack

Synctrack is essential for any Shopify merchant processing payments through PayPal or Stripe who has experienced holds or reserves. Its perfect 5.0 rating reflects how well it solves a painful, specific problem — getting your money faster. The setup is simple, syncing is automatic, and the ROI from released funds alone typically exceeds the subscription cost within days.

Send professional invoices, credit notes and packing slips

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Key Features

  • Automatic invoice generation and email delivery on order events
  • Tax-compliant invoicing for 50+ countries including VAT and GST
  • Professionally designed invoice templates with full branding options
  • Sequential invoice numbering with customizable prefixes and formats
  • Credit notes and packing slips alongside standard invoices

Verdict on Sufio:

Sufio is the gold standard for Shopify invoice design and tax compliance. If your brand demands polished, professional invoices that meet strict international tax requirements, Sufio delivers. The trade-off is that there is no free plan — but for merchants in regulated markets or those selling across borders, the compliance features alone justify the cost.

Frequently Asked Questions

How does Synctrack help with PayPal holds?

Synctrack automatically sends tracking information to PayPal for every fulfilled order. When PayPal can verify that orders are being shipped and delivered, it reduces or removes payment holds and releases reserved funds faster.

Does Synctrack work with Stripe as well?

Yes, the Basic plan and above supports syncing tracking information to both PayPal and Stripe, helping you maintain good standing with both payment processors.

Can I sync tracking for past orders?

Yes, the Basic and Pro plans include historical order sync, allowing you to push tracking data for previously fulfilled orders to your payment processors.

Does Sufio automatically send invoices to customers?

Yes, Sufio automatically generates and emails professional PDF invoices to customers when orders are created, paid, or fulfilled, based on your configuration.

Is Sufio compliant with EU VAT invoicing requirements?

Yes, Sufio is designed with tax compliance at its core and supports VAT invoicing requirements for EU countries, as well as GST and local tax regulations in 50+ countries worldwide.

Can I customize the invoice numbering format?

Yes, Sufio offers sequential invoice numbering with customizable prefixes, suffixes, and formats to match your accounting requirements and local regulations.