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What to look for in a Fax API provider

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Today digital transformation has become paramount. Businesses across sectors are seeking efficient, secure, and cost-effective communication solutions. Ironically enough, one such solution that has proven indispensable, despite the prevalence of email and instant messaging, is one from our past: faxing.  

Traditional faxing has evolved into a more sophisticated form, thanks to fax APIs. But what should businesses look for in a fax API provider? Let's dig into the details. 

What's included in this blog: 

  1. Why businesses of all sizes need a fax API 

  1. What to look for in a fax API provider 

  1. Customer success story: Spruce Health 

  1. The future of faxing 

  1. Why Sinch is the right choice for businesses of all sizes 

  1. FAQ section 

Why businesses of all sizes need a fax API 

The need for integration and implementation 

A fax API is a powerful tool that, when integrated properly into your web application, can streamline and automate your business's faxing needs. While it's not a plug-and-play solution, this is actually a strength: it means the API can be customized to fit seamlessly into your existing systems.  

With the expertise of a developer, you can tailor the fax API to your specific requirements, ensuring it works efficiently and effectively for your business. Plus, thorough testing ensures seamless operation, giving you peace of mind that your faxing processes will run smoothly. 

Use cases for small to large businesses 

Regardless of size, businesses in sectors such as healthcare, legal, and finance often need to transmit sensitive documents. For a small legal firm, sending secure documents via fax API can be automated, reducing manual errors and improving efficiency. For a large healthcare organization, a fax API can handle the high-volume transmission of patient records, ensuring they are sent and received promptly and securely. 

Cost-effective solutions 

Sending a traditional fax using a machine can be a financial drain, with costs for equipment, maintenance, paper, and ink. A fax API, on the other hand, operates in the digital realm, eliminating these physical costs. Moreover, it follows a pay-as-you-go pricing model, meaning you only pay for the faxes you send and receive, making it a scalable solution that grows with your business. 

What to look for in a fax API provider 

Security and compliance 

In the realm of digital communication, security and compliance are paramount. A reputable fax API provider should employ robust security measures, such as end-to-end encryption and secure storage practices, to protect data during transmission and at rest. Compliance with industry-specific regulations, such as HIPAA for healthcare, is crucial and involves features like audit trails and data retention policies. 


Reliability for a fax API means consistent uptime and high-quality transmissions. Look for a provider with a proven track record, backed by service level agreements (SLAs) that guarantee a certain level of service. This ensures that your fax number is always available and that your fax documents are transmitted without interruption. 


A fax API should be easy to integrate into your existing systems. Look for a provider that offers comprehensive documentation, software development kits (SDKs) in multiple programming languages, and responsive technical support to assist with the integration process. This ensures that your fax documents can be easily sent and received from your web application. 


While a fax API can save you money in the long run, it's important to understand the cost structure. Look for a provider that offers transparent pricing, with no hidden fees. The pricing model should be scalable, allowing you adjust accordingly as your faxing needs change. 


The future of faxing 

As businesses continue to digitalize their operations, the role of faxing is also evolving. The future of faxing lies in cloud-based solutions like fax APIs, which offer greater flexibility, scalability, and efficiency than traditional faxing methods. By choosing a fax API provider that aligns with your business needs and future goals, you can ensure that your business stays ahead of the curve. 

Customer success story: Spruce Health 

Spruce Health, a leading platform for HIPAA-compliant telemedicine, successfully implemented Sinch's Fax API to safeguard patient health. They were looking for a way to digitize the process of faxing, to improve the security of patient data and optimize workflows for physicians and healthcare practices. Sinch's Fax API was selected for its ease of use, intuitive API, fax status dashboard, and excellent customer support. In less than a week, Sinch integrated with Spruce and migrated their customers. Spruce Health's customers now can send and receive faxes from the same dashboard where they exchange messages, make calls, and listen to voicemails. This has proved a major selling point for their customers, being reliable, HIPAA-compliant, and simple to use. 

Revolutionize faxing


Why Sinch is the right choice for businesses of all sizes 

Sinch's fax API stands out in the market for several reasons. It offers robust security features, including end-to-end encryption and secure data storage. It guarantees 99.9% uptime, ensuring your fax operations are never interrupted. It provides comprehensive documentation and SDKs for easy integration, and its pricing model is transparent and scalable. Moreover, Sinch ensures compliance with major regulations, making it a reliable choice for businesses in regulated industries.  

Choosing the right fax API provider is a critical decision that can significantly impact your business operations. By considering factors like security, reliability, integration, cost, and compliance, you can find a provider that aligns with your business needs. With its robust features and proven reliability, Sinch's fax API is a choice worth considering for businesses of all sizes. 

Ready to take the next step? Contact us to hear about how Sinch's fax API can benefit your business.