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Set up webhooks and API keys Send signed events to your own URL when invoices are paid or estimates approved, and create workspace API keys for scripts. API Integrations Webhooks
Fee‑Lion

Invoicing, estimates & payments for the small and mighty.

Features

  • Dashboard & Insights
  • Data Import & Migration
  • Companies & Contacts
  • Project Management
  • Estimates & Proposals
  • Invoicing
  • Online Payments
  • Expense Tracking & Bookkeeping
  • Time Tracking
  • The Collab Portal
  • Reports & Insights
  • ⌘K Command Palette
  • Team & roles
  • Payment Schedules
  • Estimate Options
  • E-Signatures
  • Job Profitability & Budgets
  • Retainers & Hours Banks
  • Request Forms
  • Credit Notes & Statements
  • Accountant Access & Export
  • Cash-Flow Forecast
  • Phone App
  • Webhooks & API
  • Trade Starter Kits

Compare

  • vs BILL (Bill.com)
  • vs Square Invoices
  • vs Stripe Invoicing
  • vs Zoho Invoice
  • vs Invoice2go (from BILL)
  • vs Harvest
  • vs Invoice Ninja
  • vs HoneyBook
  • vs FreshBooks
  • vs QuickBooks Online
  • vs PandaDoc
  • vs Proposify
  • vs Xero
  • vs Zoho Books / Invoice
  • vs Wave
  • vs Bonsai
  • vs Dubsado
  • vs 17hats

Use cases

Trades & home services

  • Plumbers
  • HVAC contractors
  • Electricians
  • Roofers

Sales

  • Independent sales reps
  • Sales consultants & trainers
  • Promotional products distributors

Creative & professional

  • Web & Webflow designers
  • Freelancers & solo creatives
  • Studios & small agencies
  • Consultants & developers
  • See all 21 →

Company

  • About
  • Integrations
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  • Pricing
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  • Support
  • Affiliates — earn $50
  • Free invoice tools ↗
  • support@feelion.com
  • Privacy
  • Terms

© 2026 Invoicing Solutions by Fee‑Lion — a product of Media Lion LLC. All rights reserved.