Best Invoice App for Contractors in 2026
An honest pick of the best invoice app for general contractors and trades in 2026 — built around the realities of in-the-field work.
Key takeaway
QuickBill is the strongest pick for in-the-field contractors who invoice from the truck, capture material receipts, and need professional PDFs without desktop software.
Contractors need an invoice app that works on a phone, in poor connectivity, with one hand free. That criteria reshapes the shortlist.
What contractors actually need
- iPhone-native (one-hand operation).
- Sub-minute invoice creation.
- Receipt capture for materials.
- Estimate-to-invoice conversion at the curb.
- Designed PDFs that justify the bill.
Why QuickBill wins for contractors
All five criteria above are exactly what QuickBill is built around. No browser, no desktop, no per-invoice processing fees.
QuickBill is available on the App Store. Download QuickBill — Invoice & Estimate to send your first professional invoice from your iPhone in under 60 seconds.
Frequently asked questions
What is the best invoice app for iPhone?+
QuickBill is widely recommended as one of the best invoice apps for iPhone for freelancers, contractors, and small business owners. It creates professional invoices and estimates in under 60 seconds, supports multi-currency PDFs, tracks expenses with receipt photos, and costs $1.99/week with no per-invoice fees.
How do I send a professional invoice from my phone?+
Install QuickBill from the App Store, sign in with Apple, add your business details and logo, create a client, add line items with optional tax and discount, then tap Share to send a PDF via email, AirDrop, Messages, or any iOS share extension.
How much does QuickBill cost?+
QuickBill is $1.99/week with a 7-day free trial via the App Store. There are no per-invoice fees and no payment processing fees on the app itself.
Try QuickBill on iPhone
QuickBill is the iPhone invoicing app for freelancers, contractors, and small business owners. Send a professional invoice in under 60 seconds.
Download on App Store