



Sleek Bill is described as 'Invoicing software for Mac and PC with custom templates, quick estimates, error-free calculations, auto-complete, PDF/email output, and smart reporting' and is a Invoicing software in the business & commerce category. There are more than 100 alternatives to Sleek Bill for a variety of platforms, including Web-based, iPhone, Windows, Mac and Android apps. The best Sleek Bill alternative is GnuCash, which is both free and Open Source. Other great apps like Sleek Bill are Summit Finance, Midday, Dolibarr and Invoice Ninja.




Track Time. Invoice. Get Paid. Make invoicing painless with Billings Pro.
Quick Estimates
Whip up a cost estimate for a customer or new lead in just a few minutes on your Mac, iPhone, or iPad. Choose an estimate template and enter in all the details. Quote your customer by time.




Cloud-based accounting software designed for small businesses, featuring invoicing, expense and income tracking, customizable financial dashboards, extensive reporting, automation for recurring tasks and payment reminders, secure user access controls, and integrated templates.




Fanurio provides freelancers with the right tools to track time, manage projects and invoice their clients so they can get paid for their work.

The Online Invoices innovative system enables you to invoice clients fast - track and receive payments online in seconds. Use built-in powerful features to manage subscriptions.


Create, customize, and send unlimited invoices and estimates with no monthly fees, request deposits, add attachments, set recurring payments, receive instant tracking and payment notifications, offer flexible online payment options, and access funds quickly.




Free accounting software for small businesses and accountants - Unlimited invoicing, client management, smart tagging, and payroll integration - Free QuickBooks alternative.




Adaptable Notion-integrated invoicing tool to create, send professional PDF invoices, track payments, automate reminders, and customize settings for freelancers and small businesses.












BILLmanager automates hosting & cloud sales, billing (pay-as-you-go, prepaid/postpaid), and client self-service. Includes BI dashboards, 30+ payment gateways, multi-branding, and API-first integration with virtualization platforms, registrars, and SSL authorities.
