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CSipSimple vs Invoice Ninja

A side-by-side look at CSipSimple and Invoice Ninja. For an in-depth review of either product, follow the links below.

CSipSimple

CSipSimple

Social & Communications

CSipSimple is an open source SIP client for Android that allows you to make VoIP calls over Wi-Fi or mobile data. It supports common SIP features like call transfer, call forwarding, call waiting, 3-way conferencing, etc.

voipsipandroidcallswifimobile-data
Invoice Ninja

Invoice Ninja

Business & Commerce

Invoice Ninja is an open-source invoicing, expenses, and time-tracking app designed for freelancers and small businesses. It allows you to create professional invoices, track payments and expenses, manage projects, and accept online payments.

invoicingaccountingbillingpaymentsexpenses