Online Invoices vs WorkflowMAX
Online Invoices
onlineinvoices.comWorkflowMAX
workflowmax.comSide by side
| Figure | Online Invoices | WorkflowMAX |
|---|---|---|
| Price from | $6.50/mo | $8.33/mo |
| Free plan | Yes | — |
| Free trial | Yes | Yes |
| Open source | — | — |
| Web | Yes | Yes |
| iOS | — | Yes |
| Android | — | Yes |
| API | — | Yes |
| Plans published | 5 | 3 |
| Spec score · Invoicing software | 8.8 (#17) | 9.0 (#10) |
| Founded | 2012 | 2007 |
| Free plan | Yes | No |
| Payment Gateway | PayPal is listed as an example of a supported payment gateway. | Listed integrations include Xero, QuickBooks, HubSpot, Zapier, Airwallex, and Google Calendar. |
| Multi-currency invoicing | Yes | Yes |
| Online Payments | Clients can pay online through gateways, including PayPal. | Yes |
| Recurring invoices | Yes | Yes |
| Paid from | 5 | 7.5 |
Plans
Online Invoices
- FreeFree
- Small$6.50 a month
- Silver$9.95 a month
- Gold$19.95 a month
- Platinum$39.95 a month
In their own words
Online Invoices
Online Invoices is a web-based invoicing and business-management service with a free plan and a 14-day trial. It lets users create and send invoices from templates without registering, and supports recurring invoices, online payments, reminders, multi-currency invoicing, and client portals. Staff can create invoices, enter timesheets, and record expenses, with roles, permissions, reports, and action logs; clients and staff can also receive dashboards for tracking invoices and payments. Accounting tools cover income, expenses, profit and loss, tax, and finance reports. Inventory functions include products and warehouses, purchase orders, stock updates, and low-stock notices. The cloud service is accessible from PC and mobile devices, and the maker says it uses 256-bit SSL encryption and automatic backups. PayPal is listed as one payment gateway. Pricing lists Small at $6.50 a month, Silver at $9.95 a month, Gold at $19.95 a month, and Platinum at $39.95 a month. Listed plan limits vary by clients, invoices, subscriptions, estimates, and layouts.
WorkflowMAX
WorkflowMAX is a job profitability operating system for professional services firms. It covers quoting, job management, scheduling, time tracking, work-in-progress management, and invoicing. A job record can contain tasks, costs, time, and documents, while timesheets record time against jobs and tasks through eight entry methods. The service supports recurring invoices, online payments, and multi-currency invoicing. Integrations include Xero, QuickBooks, HubSpot, Zapier, Airwallex, and Google Calendar, with MCP connections described for Claude, ChatGPT, Gemini, and Microsoft Copilot. Dedicated iOS and Android apps support job management, time entry, and task viewing; web and API access are also listed. Essentials costs $8.33 a month, billed monthly, for 3–25 users. Pro costs $15 a month from five users, and Advanced costs $25 a month from ten users. Annual rates are listed as 7.50, 13.50, and $22.50 per user per month respectively. All plans include a 14-day trial with full selected-plan access and no credit card. Anyone who signs in needs a licence.