Introduction
In today’s digital age, having a seamless communication system is essential for both personal and business purposes. Among the various tools available, Linphone, Google Voice, and fax apps offer incredible flexibility and functionality for making calls, sending faxes, and managing communication effectively. If you’re looking to set up Linphone with Google Voice and integrate a fax app, you’ve come to the right place.
This guide will walk you through the process step-by-step, so you can easily connect these services and start making the most of your new communication setup.
What is Linphone?
Linphone is an open-source Voice over Internet Protocol (VoIP) application that enables users to make voice and video calls over the internet. It is compatible with multiple platforms, including Windows, macOS, Linux, Android, and iOS. Linphone provides a flexible and cost-effective solution for voice and video calls, and it supports numerous features such as instant messaging, video conferencing, and file transfers.
With Linphone, you can make VoIP calls with the quality of traditional phone calls without the need for a physical phone line. This makes it an excellent choice for both personal and business use.
What is Google Voice?
Google Voice is a free communication service that offers voicemail, call forwarding, and texting. It allows users to make and receive calls, send text messages, and receive voicemail messages using a Google Voice number, which can be accessed from multiple devices.
Google Voice integrates seamlessly with smartphones, tablets, and computers, and it provides a convenient way to manage calls, texts, and voicemail from a single platform. Google Voice is especially popular among users looking for an alternative to traditional phone service because of its affordability and convenience.
What is a Fax App?
A fax app allows users to send and receive faxes digitally without the need for a physical fax machine. These apps use the internet to transmit fax documents and are often more convenient and affordable than traditional fax services. Popular fax apps such as eFax, Fax.Plus, and MyFax are available for both Android and iOS devices.
By integrating a fax app with your communication tools, you can easily send and receive faxes directly from your smartphone or computer, which is especially useful for businesses that need to handle important documents securely and efficiently.

How to Set Up Linphone with Google Voice
Step 1: Download and Install Linphone
To begin, download and install Linphone on your device. You can find the installation files on the official Linphone website for different operating systems (Windows, macOS, Linux, Android, iOS). Follow the on-screen instructions to complete the installation.
Step 2: Create a Google Voice Account
If you don’t already have a Google Voice account, you’ll need to create one. Visit the Google Voice website and sign in with your Google account. You’ll be prompted to choose a Google Voice number, which can be used for making and receiving calls and texts.
Once you’ve selected your number, make sure that the Google Voice app is installed on your phone or tablet, as you’ll need it to manage your Google Voice services.
Step 3: Configure Linphone with Google Voice SIP Settings
Now that you have both Linphone and Google Voice set up, it’s time to configure the settings in Linphone to link with Google Voice. To do this:
- Open Linphone and go to the settings menu.
- Navigate to the “Accounts” section.
- Select “Add Account” and choose the option to set up a SIP account.
- Enter the following SIP settings for Google Voice:
- Username: Your Google Voice number
- Domain: sip.google.com
- Password: Your Google Voice account password
Once you’ve entered the settings, save the account and test the connection by making a call through Linphone. If everything is set up correctly, you should be able to make and receive calls via Google Voice using Linphone.

How to Set Up a Fax App with Linphone and Google Voice
Step 1: Choose a Compatible Fax App
To send and receive faxes using Linphone and Google Voice, you’ll need to select a fax app that integrates well with VoIP services. Popular options include:
- eFax: A reliable fax service that works with VoIP systems like Linphone.
- Fax.Plus: Another popular fax app that allows for integration with Google Voice.
- MyFax: Offers easy integration with Google Voice and supports sending faxes directly from email.
Step 2: Set Up the Fax App
After choosing your fax app, download and install it on your device. Most fax apps require users to sign up for an account and choose a fax number. Some services may allow you to use your existing Google Voice number as the fax number, while others may offer a dedicated fax number.
Step 3: Link the Fax App with Google Voice
Once the fax app is installed and set up, you’ll need to configure it to work with your Google Voice number. Here’s how to do that:
- Open your fax app and navigate to the settings menu.
- Look for an option to add or link a phone number.
- Enter your Google Voice number in the relevant field.
- Save the settings.
Now, you can send and receive faxes directly from your fax app using your Google Voice number. When you receive a fax, it will be sent to your fax app, and you can view it on your device.
Tips for Using Linphone with Google Voice and Fax App
Test Your Setup: Always perform a test call and fax to ensure everything is working smoothly.
Use a Stable Internet Connection: VoIP services like Linphone rely heavily on a stable internet connection. Make sure you’re connected to a high-speed network to avoid call drops or poor-quality audio.
Check Fax Compatibility: Not all fax apps work seamlessly with Google Voice. If you’re having issues, check the app’s support page for troubleshooting tips.
Security: Be cautious about sharing sensitive information via fax. Use secure apps and services to protect your data.
Update Regularly: Keep your Linphone, Google Voice, and fax app updated to ensure that all services work together without issues.
Common Issues and Troubleshooting
Even with a well-set-up system, you may encounter a few common issues when using Linphone with Google Voice and a fax app:
Poor Call Quality
If you’re experiencing poor call quality, it could be due to a slow internet connection. Ensure that you have a stable and fast connection for VoIP calls.
Faxing Issues
Some fax apps may not be fully compatible with Google Voice. If your faxes are not going through, try using a different app or check the app’s settings to make sure your Google Voice number is configured correctly.
Unable to Make or Receive Calls
If you’re unable to make or receive calls on Linphone, double-check your SIP settings in the account section. Also, ensure that your Google Voice account is active and linked correctly.
Conclusion
Setting up Linphone with Google Voice and a fax app can provide you with a powerful, cost-effective communication solution. Whether you’re looking to make VoIP calls, manage text messages, or send and receive faxes, this combination of services has got you covered.
By following the steps outlined in this guide, you can integrate these tools seamlessly and start enjoying efficient and flexible communication. Just remember to test your setup regularly and troubleshoot any issues promptly to keep everything running smoothly.
Now, you’re ready to use Linphone with Google Voice and your fax app to streamline your communication and improve productivity!
FAQs
1. What is Linphone, and how does it work with Google Voice?
Linphone is an open-source VoIP (Voice over Internet Protocol) app that lets you make voice and video calls over the internet. When integrated with Google Voice, it allows you to use your Google Voice number for making and receiving calls through the Linphone app. This setup provides a cost-effective alternative to traditional phone services, especially for users who prefer internet-based communication.
2. Can I use my Google Voice number with Linphone?
Yes, you can! To set up Linphone with Google Voice, you’ll need to configure the SIP settings in Linphone using your Google Voice number, domain (sip.google.com), and Google Voice password. Once configured correctly, you can make and receive calls using your Google Voice number in the Linphone app.
3. How do I set up a fax app with Linphone and Google Voice?
To set up a fax app with Linphone and Google Voice, follow these steps:
- Choose a fax app like eFax, Fax.Plus, or MyFax that is compatible with Google Voice.
- Install and configure the fax app on your device.
- Link your Google Voice number to the fax app.
- You should now be able to send and receive faxes using your Google Voice number.
4. Which fax apps work best with Google Voice and Linphone?
Popular fax apps that work well with Google Voice and Linphone include:
- eFax: Offers reliable faxing features and can be linked with Google Voice.
- Fax.Plus: Allows integration with Google Voice for sending and receiving faxes.
- MyFax: Another compatible option for integrating with Google Voice to manage faxes.
5. Is Linphone free to use?
Yes, Linphone is completely free to download and use. Since it’s open-source, you can also customize the app according to your needs. However, keep in mind that if you’re using it for VoIP calls over the internet, you’ll need a stable internet connection.
6. Can I send and receive faxes with Linphone?
Linphone itself doesn’t support faxing natively, but it can be used in conjunction with a third-party fax app (such as eFax or Fax.Plus) to send and receive faxes. Google Voice can act as your fax number for the fax app, and Linphone will handle the voice communication.
7. Why can’t I send faxes using my Google Voice number?
Google Voice is not natively designed for sending faxes, which is why it’s important to use a fax app that supports Google Voice. If you’re experiencing issues, double-check your fax app’s configuration and ensure that it’s properly linked to your Google Voice number.
8. Do I need a physical fax machine to use a fax app?
No, a physical fax machine is not required. With a fax app, you can send and receive faxes directly from your smartphone or computer. The app will transmit your faxes over the internet, making it much more convenient and cost-effective than using a traditional fax machine.
9. Can I use Linphone on multiple devices?
Yes, Linphone is available on multiple platforms, including Windows, macOS, Linux, Android, and iOS. You can set up Linphone on multiple devices and sync your accounts, making it easy to manage calls across different devices.
10. What should I do if I encounter poor call quality on Linphone?
Poor call quality can be caused by a slow or unstable internet connection. To resolve this, ensure you’re connected to a reliable and fast internet connection. You can also check your network settings or try using a wired connection for more stability.
11. Can I use Google Voice for business calls on Linphone?
Yes, you can use Google Voice for business calls on Linphone, as long as your Google Voice number is set up correctly within the app. Linphone offers features like call forwarding and voicemail, which can be useful for business communications.
12. Is my communication secure when using Linphone with Google Voice?
Linphone provides encrypted communications, ensuring that calls are secure. However, Google Voice is not end-to-end encrypted, so while your calls may be secure from Linphone’s side, Google Voice doesn’t offer the same level of encryption for the entire communication process. Always ensure you’re using a secure network when making sensitive calls.
13. What are the advantages of using Linphone with Google Voice for communication?
Some of the main advantages include:
- Cost-effective: It eliminates the need for a traditional phone line.
- Flexibility: Make calls from any device that supports Linphone.
- Features: Enjoy features like video calls, messaging, and call forwarding.
- No physical hardware: All you need is an internet connection and a compatible device.
14. Can I use Linphone for video calls with Google Voice?
Yes, Linphone supports both voice and video calls, making it a great option for users who want to integrate Google Voice and use video calls. To make video calls, ensure that the person you’re calling is also using a video-capable device or app.
15. How can I troubleshoot issues with Linphone and Google Voice?
If you’re facing issues:
- Double-check your SIP settings in Linphone.
- Make sure your Google Voice account is active and correctly configured.
- Test your internet connection for stability.
- Reboot both Linphone and Google Voice apps to reset any minor glitches.
- If faxing isn’t working, ensure your fax app is properly set up with Google Voice.