WorkflowMail vs Simple Invoice ‑ Order Printer: Which Is Better for Shopify? (2026)
Compare features, pricing, and real adoption data from 100,000+ Shopify stores to find the best Customer Support app for your store.

WorkflowMail
Send transactional emails directly from Shopify Flow. Automate emails for orders, customers, and events with personalized templates with your own email / SMTP
View detailsSimple Invoice ‑ Order Printer
Simple Invoice is designed to work seamlessly with Shopify. You can set it up in under a minute. You don't even have to leave your Shopify dashboard.
View detailsFrequently Asked Questions
Which is better: WorkflowMail or Simple Invoice ‑ Order Printer?
Based on our analysis, Simple Invoice ‑ Order Printer comes out ahead. Simple Invoice ‑ Order Printer has a higher rating (4.8 vs 4.7). However, the best choice depends on your specific needs, budget, and store requirements.
Is WorkflowMail or Simple Invoice ‑ Order Printer more affordable?
Both WorkflowMail and Simple Invoice ‑ Order Printer offer free plans, making them accessible for stores on a budget. WorkflowMail starts at $1/month for paid plans, while Simple Invoice ‑ Order Printer starts at $9.99/month.
Which app do more Shopify stores use: WorkflowMail or Simple Invoice ‑ Order Printer?
Both WorkflowMail and Simple Invoice ‑ Order Printer have similar adoption rates (0%) among top Shopify stores. WorkflowMail has 11,687 reviews while Simple Invoice ‑ Order Printer has 444 reviews.
The Verdict
Based on our analysis, Simple Invoice ‑ Order Printer comes out ahead on more metrics.
Choose WorkflowMail if:
- • You want lower starting prices
- • Send transactional emails directly from Shopify Flow. Automate emails for orders, customers, and events with personalized templates with your own email / SMTP
Choose Simple Invoice ‑ Order Printer if:
- • You prioritize higher ratings
- • Simple Invoice is designed to work seamlessly with Shopify. You can set it up in under a minute. You don't even have to leave your Shopify dashboard.
Other Customer Support Comparisons
Learn More About WorkflowMail
Learn More About Simple Invoice ‑ Order Printer
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