Paid Phaxio Alternatives

Phaxio is described as 'Built for developers: Use the skills you already have and forget about learning how fax works. Our simple JSON API will have you up and faxing in no time'. There are more than 10 alternatives to Phaxio for various platforms. The best alternative is vFax. Other great sites and apps similar to Phaxio are iFax (Paid), Abacus Fax-Service (Paid), eFax (Paid) and PamFax (Paid).