
Bill.com
Zoho Invoice
Wise
The Invoice Machine
ChargeDesk
InvoiceOcean
EasyBill
Freelancers, studios, and agencies, you need more than invoicing. You need a plan for success. Try Harpoon free for 14 days.

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Website, pricing, platforms and company facts side by side.
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| Website | harpoonapp.com | opalstack.com |
| Pricing | ||
| Company | Startup from the United States | — |
| Listed in |
What each product offers, as listed by its team.


Possible disadvantages
Possible disadvantages
An editorial look at what each product does well and who it suits.


Overall verdict
Why this product is good
Recommended for
Harpoon is recommended for freelancers, small business owners, and creative agencies who need a comprehensive tool to manage both their project workflows and financial targets. It's particularly beneficial for service-based professions where time tracking and invoicing are crucial.
Overall verdict
Why this product is good
Recommended for
Walkthroughs and reviews on video.
How often each product is chosen within a category, 0–100% relative to the other.


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Your financial operations platform. The intelligent way to create and pay bills, send invoices, manage expenses, control budgets, and access the credit your business needs to grow—all on one platform.
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100% free online invoicing software for small businesses.
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Currency exchange Banks and other providers could charge you up to 5% in hidden costs when sending ...
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The Invoice Machine is an online invoicing service with a simple and elegant user interface.
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ChargeDesk offers billing support across most of the payment service providers.
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Create professional invoices in the blink of an eye, InvoiceOcean is efficient and user-friendly!
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