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About

Clean Invoice is a web-based invoicing and quotation software specifically designed for freelancers, self-employed individuals, and small businesses. The tool enables users to create and manage clients, systematically record products and services, generate professional quotes, and send invoices with just a few clicks. Clean Invoice ensures compliance with e-invoicing regulations, allowing users to easily meet legal standards. Its intuitive user interface allows users to efficiently manage their business documents without complex processes. The goal is to simplify the entire invoicing process and provide companies with a reliable solution for their financial management.

About

Sliptree is an easy-to-use invoicing tool built for freelancers and small businesses. Create, send, and manage invoices without the hassle of complex accounting software. Our clean, visual interface lets you design professional invoices and estimates in minutes — complete with your own logo, brand colors, and custom details. Turning estimates into invoices or issuing credit notes takes just a click, while built-in tax and VAT handling keeps your documents compliant and organized. Plus, manage all your customers, products, and services in one place. Supporting multiple languages and currencies, Sliptree also enables businesses working across borders to convert invoices into the PEPPOL e-invoice format, ensuring compliance with international standards for digital invoicing. Teams can collaborate seamlessly with flexible user roles and permissions. And with unlimited customers, products, and documents included in every paid plan — plus a 14-day free trial!

Platforms Supported

Windows
Mac
Linux
Cloud
On-Premises
iPhone
iPad
Android
Chromebook

Platforms Supported

Windows
Mac
Linux
Cloud
On-Premises
iPhone
iPad
Android
Chromebook

Audience

Freelancers, self-employed individuals, small business owners, entrepreneurs.

Audience

Freelancers and entrepreneurs looking for an easy way to send invoices

Support

Phone Support
24/7 Live Support
Online

Support

Phone Support
24/7 Live Support
Online

API

Offers API

API

Offers API

Screenshots and Videos

No images available

Screenshots and Videos

Pricing

€10
Free Version
Free Trial

Pricing

€17 per month
Free Version
Free Trial

Reviews/Ratings

Overall 0.0 / 5
ease 0.0 / 5
features 0.0 / 5
design 0.0 / 5
support 0.0 / 5

This software hasn't been reviewed yet. Be the first to provide a review:

Review this Software

Reviews/Ratings

Overall 0.0 / 5
ease 0.0 / 5
features 0.0 / 5
design 0.0 / 5
support 0.0 / 5

This software hasn't been reviewed yet. Be the first to provide a review:

Review this Software

Training

Documentation
Webinars
Live Online
In Person

Training

Documentation
Webinars
Live Online
In Person

Company Information

Clean Invoice
Founded: 2025
www.clean-invoice.de/

Company Information

Sliptree
Founded: 2011
Estonia
sliptree.com

Alternatives

Alternatives

Invoicity

Invoicity

Agentop Services Ltd.

Categories

Categories

Billing and Invoicing Features

Billing Portal
Contact Database
Contingency Billing
Customer Portal
Customizable Invoices
Dunning Management
Hourly Billing
Invoice History
Mobile Payments
Multi-Currency
Online Invoicing
Online Payments
Payment Processing
Project Billing
Recurring/Subscription Billing
Service Ticket Billing
Tax Calculator

Integrations

No info available.

Integrations

No info available.
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