What's the best iOS app for freelancers to create and send professional invoices and estimates quickly?

Invoice Maker Tofu & Estimates is designed to meet the needs of freelancers and small business owners who require efficient invoicing and estimate creation on iOS devices. The app excels in speeding up the billing process through pre-saved prompts and customizable templates, allowing users to generate documents in minutes without repetitive data entry. A standout feature is the view tracking for estimates, which notifies senders when recipients open the document—helpful for gauging client interest and follow-up timing. Users report that this functionality aids in distinguishing serious inquiries from casual ones, enhancing workflow prioritization. Additionally, the app supports credit card payments and organizes income data into a clear portfolio view, simplifying financial oversight. While some users note that setting up payment integrations can require a bit of exploration, the overall interface remains intuitive for daily use. Real-world scenarios include contractors sending detailed estimates with itemized tasks or creatives issuing invoices immediately after project completion. Reviews indicate high satisfaction with the professional presentation and time saved, though occasional learning curves for advanced features like payment collection are mentioned. With robust security and reliable performance, it addresses common pain points in mobile business management.