- invoice-generator
- Apr 16
- 3 min read
Updated: Jun 21

Managing invoices efficiently is crucial for freelancers, small businesses, and creators alike. Manually crafting each invoice can be error‑prone and time‑consuming, leading to delayed payments and fractured cash flow. Online invoice generators streamline the process with customizable templates, automated reminders, tax calculations, and integration with popular payment gateways. When evaluating these tools, consider factors such as ease of use, branding flexibility, automation capabilities, reporting features, and overall affordability.
Below, we’ve rounded up the 10 best online invoice generators for 2025—each paired with key highlights and quick tips to help you get the most out of your invoicing workflow. First on the list is the AI‑powered Otto AI Invoice Generator, designed with creators and self‑employed entrepreneurs in mind.
1. Otto AI Invoice Generator
Otto’s free invoice generator helps creators produce branded invoices, track payments, and send reminders from a unified dashboard.
Key Highlights
Customizable templates with logos and brand colors
Central dashboard displaying pending, paid, and overdue invoices
Automatic tax calculation and PDF/link sharing
Quick Tips
Add personalized notes in reminders to speed up payments
Define clear payment terms (e.g., Net 30) for consistency
2. Invoice Ninja
Invoice Ninja is an open‑source, cloud‑based invoicing solution offering extensive integrations with Stripe, PayPal, and over 40 other gateways.
Key Highlights
Unlimited invoices and clients on the free tier
Built‑in time‑tracking and expense management
Multi‑currency and multi‑language support
Quick Tips
Enable auto‑billing for repeat clients to save time
Customize email templates to reinforce your brand identity
3. FreshBooks
FreshBooks combines simple invoicing with full‑featured accounting, making it ideal for service‑based businesses.
Key Highlights
Intuitive dashboard for tracking expenses and mileage
Late‑payment reminders and automatic recurring invoices
Integrated estimates, proposals, and time tracking
Quick Tips
Sync your bank account to automate expense categorization
Use project budgets to prevent scope‑creep and overbilling
4. Wave
Wave offers completely free invoicing and accounting tools, perfect for startups and solo entrepreneurs.
Key Highlights
Unlimited invoicing and receipt scanning at no cost
Built‑in accounting dashboard and financial reporting
ACH and credit‑card payments with pay‑per‑transaction fees
Quick Tips
Scan receipts on the go using the mobile app to stay up‑to‑date
Leverage the Profit & Loss report for quarterly tax planning
5. Zoho Invoice
Part of the Zoho suite, Zoho Invoice delivers powerful customization and deep integration with CRM and project management modules.
Key Highlights
Over 20 invoice templates fully editable in the editor
Client portal for online payments, estimates, and approvals
Automated payment reminders and recurring billing
Quick Tips
Integrate with Zoho CRM to pull client data automatically
Schedule recurring invoices for subscription‑based services
6. QuickBooks Online
QuickBooks Online is a leading accounting platform that includes robust invoicing, making it a one‑stop solution for small businesses.
Key Highlights
Customizable invoice templates with logo placement
Smart payment reminders and late‑fee automation
Deep financial reporting and tax‑ready features
Quick Tips
Turn on bank feeds to reconcile payments in real time
Use the mobile app to send invoices immediately after job completion
7. PayPal Invoicing
PayPal’s invoicing tool requires no subscription, letting you leverage your existing PayPal account for quick billing.
Key Highlights
Send invoices directly to email or via a shareable link
Accept credit cards, PayPal, Venmo, and local payment methods
Automatic invoice tracking and status updates
Quick Tips
Offer “Pay with Venmo” to appeal to younger demographics
Enable partial payments for large invoices to improve cash flow
8. Square Invoices
Square Invoices integrates seamlessly with the Square POS ecosystem, ideal for brick‑and‑mortar businesses branching into online billing.
Key Highlights
Instant card‑on‑file payments for repeat clients
Customizable invoice templates and automated reminders
Offline mode to create invoices without internet access
Quick Tips
Store customer cards on file for one‑click invoice settlement
Sync with Square Dashboard to analyze payment trends
9. Invoicely
Invoicely offers a straightforward interface with multi‑currency support, suited for international freelancers and small teams.
Key Highlights
Free tier includes unlimited invoices in one currency
Time tracking, expense logging, and mileage tracking
Bulk invoicing and team collaboration features
Quick Tips
Upgrade to multi‑currency support if you bill clients abroad
Use bulk invoicing to send dozens of invoices in one click
10. Hiveage
Hiveage evolves with your business, delivering scalable invoicing, billing, and subscription management.
Key Highlights
Tiered pricing with advanced features like client portals
Recurring billing, automated payment follow‑ups, and late fees
Integration with Stripe, PayPal, and Authorize.Net
Quick Tips
Utilize subscription plans for steady, predictable revenue
Leverage client portals for seamless invoice approval and payment