BillingNow vs Invoice Fly
Invoice Fly is a mobile-first invoicing app popular with contractors and field workers. Here's how BillingNow compares — with an AI billing assistant, a developer CLI, Swiss QR-bill support, and deeper document management.
AI-native billing with a developer CLI, credit notes, recurring invoices, and Swiss QR-bill support.
A simple mobile invoicing app for field work, with time tracking, e-signatures, and a receipt scanner.
Feature by feature
| Feature | BillingNow | Invoice Fly |
|---|---|---|
| Free trial | 3-day free trial | No free plan |
| AI billing assistant | Built-in AI chat — create invoices and record payments in plain language | No AI assistant |
| Developer CLI | Full CLI (bn) for automation and scripting | No CLI |
| AI agent integrations | Claude Code, OpenClaw, Cursor, and more | None |
| Swiss QR-bill | Native support on PDF invoices | Not supported |
| Credit notes | Full credit-note lifecycle management | Limited |
| Recurring invoices | Flexible frequencies, weekly to yearly | Basic |
| Multi-currency | Full multi-currency support | Supported |
| Expense management | Included, with AI receipt extraction | Receipt scanner with mobile OCR |
| Payment tracking | Stripe, automatic status updates, partial payments | Card & online payments |
| Ease of use | Inline invoice editing + AI chat to create anything in seconds | Simple mobile-first forms |
| Time tracking | Not built-in | Built-in billable-hours tracking |
| E-signatures | Not built-in | Built-in e-signatures on documents |
| Branding tools | Customizable invoice templates & branding | AI logo maker |
| Mobile app | iOS & Android | iOS & Android |
Which is right for you?
Why teams choose BillingNow
- Transparent pricing from $9.99/mo with a 3-day free trial
- AI assistant creates invoices and manages billing in plain language
- CLI and API for developer automation and scripting
- AI agent integrations (Claude Code, OpenClaw) for hands-free billing
- Credit notes with full lifecycle management
- Automated recurring invoices with flexible scheduling
- Native Swiss QR-bill support for European businesses
- Full multi-currency support for international clients
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Where Invoice Fly still shines
- Built-in time tracking with billable hours
- E-signatures on invoices and estimates
- Receipt scanner with mobile OCR
- An AI logo maker for quick branding
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Choose BillingNow if you want AI-powered billing, developer tools (CLI and API), credit notes, recurring invoices, or Swiss/EU compliance. Choose Invoice Fly if you specifically need built-in time tracking, e-signatures, or a simple mobile app for field work.
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Everything you need to know
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Yes — every BillingNow subscription starts with a 3-day free trial. Plans start at $9.99/mo. Invoice Fly has no free plan — it's subscription-only from $8.99/week.
Yes. The AI assistant lets you create an invoice by just describing the job, and everything syncs across web and mobile. Invoice Fly leans more on field-specific extras like e-signatures and a built-in timer.
Yes. You can import your clients and invoice history so you're up and running in minutes rather than starting from scratch.
Not built-in today — if those are essential to your workflow, Invoice Fly includes both. Most BillingNow users bill by project or fixed fee and use the AI assistant to draft invoices instantly.
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