Our Services

Based on VOIP technology, we keep pefecting our services for the need of personal and business international calling.

Click to call extension

The perfect solution for your customers just click to call directly from the website to your switchboard center without knowing the hotline number. Automatic routing of incoming calls from different countries to asigned callee.

Simple design, easy to integrate with all e-commerce website platform, online shop, consulting center (law, study abroad, english ...), the system of international tourism services.

Wholesale DID Numbers

Direct Inward Dialing Numbers (DIDs) are virtual phone numbers that enables cheap international and long distance calling corresponding to each country. Individuals can use multiple DIDs for international work, travel or online sales.

Multinational enterprises can use DID as a hotline for virtual office exchange, with the ability to extend unlimited call routing, unlimited geo-location...

Wholesale VOIP

Our VoIP business service is suitable for small and medium businesses. We are committed to providing each of our clients with high-quality international calls with competitive rates which saves you a portion of the communication.

Additionally, we offer routes containing various prefixes in order to specialize your enterprise’s specific demand. Please contact us for best price and more information.

Ringer CloudPBX

Here is the solution can help enterprise use IP PBX system quickly and effectively, without building infrastructure of phone cable lines, operator system… Enterprises need only Internet and softphone (or app) on terminals to get stared.

We handles all the configuration of your cloudPBX phone system and handsets, after connecting to your VoIP provider then you can focus on running your business.

Free international Calls

Ringer lets you make free calls from your any web browser on PC or Smartphone to almost in the world: China, India, USA, Germany, UK,... No need to download apps or plug-ins. Absolutely no payment is required. Free calls in 1 minute.

Simply you only enter the phone number and click on the "Call" button to start your first free call. Make entirely free calls using our web based free calling app!

Ringer video conferencing

The solution that provides an interoperable cloud-based video conferencing service that connects participants across a wide range of devices and conferencing platforms: Make any conference room or huddle space a meeting place.

Host and manage live interactive events, town halls and webcasts for large audiences around the world with immersive video, Q&A, polling and large meeting controls.

International call guides
Watch the video about installing and using our products

Ringer International calls

International calls application that make to connect with your family, friends and business partners faster and easier.

FREE DOWNLOAD

Application is provided on the stores and free download in all countries on the world.

NO ADS

We understand the feeling when ads show up so we promise that no ads in Ringer forever.

Call anywhere

Your friends and family don't need the app for you to call them. Ringer just works.

FREE CALLS

in some cases, data charges may apply. Your friends and family need to install Ringer.

Unbeatable

pay-as-you-go pricing, we show the rate($/m) when calling so you can own your call fee.

DON'T HIDE FEE

We are always clear, no monthly fees or hidden charges of any kind.

Auto converted

Your contacts will be automatically converted into international numbers.

What time is it?

You can see your contacts local time inside the app before you make that call.
Ringer international call rates

Billing Increment

Callout

Argentina1/13.87 cents/min
Canada6/60.44 cents/min
China1/12.5 cents/min
France1/11.07 cents/min
Germany1/10.48 cents/min
India1/11.91 cents/min
Italy1/11.22 cents/min
Japan1/11.77 cents/min
Korea (South)1/11.46 cents/min
United Kingdom1/10.86 cents/min
United States6/61.04 cents/min

Find more rates Voip service of other countries. Please look here.

Recharge guides
Watch the video about recharge and payment our products

FREQUENTLY ASKED QUESTIONS

A collection of frequently asked questions gives users a better experience using the Ringer international mobile app.
Ringer is compatible with Android! Let me show you how to get started:
  1. Search keyword "Ringer" from the Google Store
  2. Select app which its title is "Ringer international calls" and deverlop by Ringer.biz
  3. Download and install Ringer App
  4. Add your phone number, don’t forget put area code infront of your number.
  5. You will get an SMS with a verification code (Or an automated call if you are an Android user)
  6. It’s ready for you!
  7. Now, Ringer App is unavailable in IOS. We will update soon
You also can download free from this link in Google Play: https://play.google.com/store/apps/details?id=com.pst.ringer
Just three steps, let me show you!
  1. Turn on Wifi, 3G or 4G of your smartphone
  2. Dial phone number on Ringer DialPad with the country code in front of the phone number (Example, call to a USA's phone number: +17746662018)
  3. Tap on "Wifi" button to start making a call pass VoIP (or you can tap on "Sim" button to make a call as traditional telecom)
  • In order to make a call, your account balance must be greater than the per minute cost of that country
  • Per minute cost and callee's local time are displayed publicly
  • You don’t have to pay for the call if callee installed Ringer App, it's free
It’s super easy, please follow these steps:
  1. Turn on Wifi, 3G or 4G of your smartphone
  2. Open your contacts in Ringer App and choose a contact which you want to call
  3. Tap on "Wifi" button to start making a call pass VoIP (or you can tap on "Sim" button to make a call as traditional telecom)
  • For order to make a call, your account balance must be greater than the per minute cost of that country
  • Per minute cost and callee's local time are displayed publicly
  • You don’t have to pay for the call if callee installed Ringer App, it's free
  • For order to make a call, your account balance must be greater than the per minute cost of that country. You can check your balance in Ringer App by tap on the "More (...)" button
  • Per minute cost are displayed when you dial phone number on Ringer DialPad with the country code or you also can check on seting: "More (...) \ Rate"
  • If callee is installed Ringer App, you can make a free call
It’s very easy, please follow these steps:
  1. In the overview section of Ringer App, you will find option "..." - "More"
  2. Then choose "Caller Number" option
  3. Click on the virtual number that you want to set as default number
Note: in case of not having virtual number (DIDs numbers), you can buy online in: admin.ringer.biz
  • In the overview section, you will find option "..." - "More"
  • Then choose "Rate" option
  • Next choose the country to show per minute cost
On desktop, you can see this link: Calling Rates
Ringer accepts payment with PayPal and International payment cards: Master Card, Visa...
We have 4 ways to recharge your Ringer account or account of your friends (familly) :
  1. Recharge in Ringer App: you are only able to charge 3 times per day and there are 4 hours between every two times. Money only add to you balance account
  2. Recharge in Web payment.ringer.biz: no limit how many times you charge. You can recharge to any account
  3. Recharge in online portal Online Portal Payment: no limit how many times you charge. Money only add to you balance account, for tranfer your money to other account then you need access Fund Transfer
  4. Buy calling card: no limit how many times you charge. You can recharge to any account
If you have ane problem making a transaction, please contact us:
Email: [email protected]
Phone: +1 (774) 666-2018
We will happily assist you.
To check your balance all you can follow these steps:
  1. In Ringer app: Tap on "More (...)" or "History" button you can see your balance on the head of display screen
  2. On desktop, you can log in at Online Portal with the Ringer account
To recharge in the App all you have to do is following these steps:
  1. In the overview section, you will find option "More (...)"
  2. Tap on the option "Add balance" in the menu
  3. There are three options "$5", "$10", "$25", take one that's suitable for you, then tap on "Next"
  4. Choose on suitable payment method that you want to use and fill in your informationto carry out payment
For your convenience in accessing payment, we create a Portal Payment that allows you to easily carry out payments. It is very easy, please follow these steps:
  1. Go to payment.ringer.biz site
  2. Type your registed account's number (if you installed Ringer app in mobile then it's your phone number. (Remember to type your numberswith area code in front of)
  3. There are three options "$5", "$10", "$25", take one that's suitable for you
  4. Choose on suitable payment method that you want to use and fill in your informationto carry out payment
It is super easy! Let me show you how to do it:
  1. Log in to: admin.ringer.biz with your Ringer account
  2. On top menu find "Payment" and select "Recharge" or go to this link Recharge in portal
  3. Enter Recharge Amount In USD that you want to use
  4. Choose on suitable payment method that you want to use and fill in your informationto carry out payment
To use a coupon follow these steps:
  1. In Ringer app: Choose the "More (...)" button in the overview section
  2. Tap on "Coupon" option on the menu bar
  3. Enter your code that you are received to get our bonus
You can also use your coupon in online portal.
  • Log in to our online portal: admin.ringer.biz
  • In the overview section, click on link "Refill coupon" in the menu bars or go to this link Refill coupon
  • Fill in your code that you are received to get our bonus
Hi everybody! To invite friends and get money, please follow these steps
  1. Tap on the "More (...)" button in the overview section
  2. Click on "Invite Friends" on menu bars
  3. Tap on “Share” button to via your friends in other Apps such as: Messenger, Facebook, Instagram…
  4. After sharing your code, if your friends install for their Ringer, you will get 0.01$ bonus
To check the recharge history, just following these steps:
  • In Ringer App: Tap on "More (...)" button in the overview section. Click on "history" option in the menu to see your recharge history
  • In online Portal: Go to Recharge History and login with your Ringer account.
To be able to receive calls and SMS to DIDs on the Ringer App. You need to have a Ringer account that we have given you when installing the Ringer app for the first time and get the verification code for your phone number.
You will receive the infomation of your Ringer account in the message, you use this account to login our online Portal and buy the DID numbers. Our system will automatically configure the connection this DIDs to the Ringer App. Immediately after completion you can receive inbound calling and SMS to your DIDs in the Ringer App.
If you have not installed the Ringer app, please follow these steps. They are very simple.
  1. Firsty, download Ringer App in CH Play.
  2. After installing successfully, enter your phone numbers with area code infront of it. (For example: America: +16XXXXXXXX)
  3. Enter your verification code, which just has been sent to your registed numbers.
  4. Congratulation! Now you have a personal account, account's information is sended in your message. Now, You can use this account to buy DID numbers in our online Portal.
You can also create new Ringer account directly from the online Portal to buy DID numbers for connect to other device or softphone: IP phone, Zoiper, 3CX... and you need to have knowledge of configure SIP account, VoIP system... for setup the switchboard.
To get a DID number, please follow these steps:
  1. Go to our online Portal and login with your Ringer account and click on "DID" on menu bar. Or you can also go to this link: Purchase DIDs
  2. Click on blue "Purchase" button at the upper left corner of DID interface
  3. Enter the area code in the box to search DID numbers.
  4. Select a DID that you want and press "Purchase" button
Note: In case the nation’s DID number you want doesn’t exist, please contact us:
Email: [email protected]
Phone: +1 (774) 666-2018
It’s very easy. Let us show you how to view your DID number’s information:
  1. In Ringer App: Tap on "More (...)" button and choose "DIDs" for list phone numbers that you bought. Tap on each DID number to see detail DID's information
  2. In online Portal:
    • Go to our online Portal and login with your Ringer account and click on "DID" on menu bar. Or you can also go to this link: Purchase DIDs
    • You can see all information of Your DID’s number is in the below table: Country, Per minute cost, initial increment, setup fee, monthly fee, destination...
To manage your DID number please follow these steps:
  • Go to our online Portal and login with your Ringer account and click on "DID" on menu bar. Or you can also go to this link: Purchase DIDs
  • You can change your DID numbers’s status by click on "Active" or "Inactive" button
  • You can also change to configuration or Delete your DID number by click on "Edit", "Delete" symbol in the Action column
It’s very easy, please follow these steps:
  1. In the overview section of Ringer App, you will find option "..." - "More"
  2. Then choose "Caller Number" option
  3. Click on the virtual number that you want to set as default number to display for callee.
The monthly fee will be automatically payment from your balance account. If your account does not have enough funds, you will not use that DID for the next month.
For inbound calling fee will automatically payment after you receive and calls success. If your account does not have enough funds then you will do not receive inbound calling.
To recharge your account you can refer to the guide of recharge.
If you can’t receive calling to my DID from landline or mobile phone, please check your balance in your Ringer account. Because the numbers in some of nations have inbound calling cost, you have to pay this fee to receive calling to DID from landline or mobile phone.
To get a large amount of DID numbers with the best price, please contact us by:
Email: [email protected]
Phone: +1 (774) 666-2018
We are pleased to here that you want to be Ringer’s partner, so contact us by:
Email: [email protected]
Phone: +1 (774) 666-2018
Our online management portal is use to support customers (personal, reseller) manage our services (VoIP, DID numbers...)
Key feature available such as:
  • Billing: Invoice, recharge history
  • Manage DID numbers (buy, active, delete, configuration and set pricing (only reseller)
  • Configure to connect other device or softphone (Ip seting, Sip account, Caller ID...)
  • Recharge and fund transfer to any account
  • and many more powerful features...
To be able to receive calls and SMS to DIDs on the Ringer App. You need to have a Ringer account that we have given you when installing the Ringer app for the first time and get the verification code for your phone number.
You will receive the infomation of your Ringer account in the message, you use this account to login our online Portal and buy the DID numbers. Our system will automatically configure the connection this DIDs to the Ringer App. Immediately after completion you can receive inbound calling and SMS to your DIDs in the Ringer App.
If you have not installed the Ringer app, please follow these steps. They are very simple.
  1. Firsty, download Ringer App in CH Play.
  2. After installing successfully, enter your phone numbers with area code infront of it. (For example: America: +16XXXXXXXX)
  3. Enter your verification code, which just has been sent to your registed numbers.
  4. Congratulation! Now you have a personal account, account's information is sended in your message. Now, You can use this account to buy DID numbers in our online Portal for asign to Ringer App.
The Ringer personal account is create directly from the online Portal that can't use DID numbers bought by it connect to Ringer App. DID numbers bought by this account only use to connect to other device or softphone: IP phone, Zoiper, 3CX... and you need to have knowledge of configure SIP account, VoIP system... for setup the switchboard. To Sign up in the online Portal, please follow these steps:
  • Go to our online Portal and click the Sign up button or you also go to this link Sign up online Portal
  • Fill your information in the boxes. (The boxes with star icon besides are required)
  • After entering your information, click on button "Sign up"
Now you have your new Ringer personal account.
  1. Change password, please follow these steps:
    • Login the online Portal with your Ringer account
    • Select "My profile" section at the upper right corner
    • Click on "Change Password" to see Change Password interface
    • Enter your Old Password, New Password and Confim Password, click on button "Save"
    • Now you have your password changed
  2. Update profile, please follow these steps:
    • Login the online Portal with your Ringer account
    • Select "My profile" section at the upper right corner
    • Click on "Change Password" to see Change Password interface
    • you can change your information here, then click on button "Save"
    • Now you have your profile updated
    • *Note: Please Don’t forget to enter your email address, because your email is very important to reset your password
If you forgot your password, please follow these steps to get a new one:
  1. Go to the online Portal,and click on the link "Forgot Password?"
  2. Enter your registed email address in the box, then click on "Forgot Password" button, our system will send reset password link to your email
  3. Open your email address, there’s an email from [email protected], open this email then click on the update password link below.
  4. Enter your new password and don’t forget to confirm password, then click on button “submit”
  5. Now you have your new password and you can login imediately
*Note: If you don’t have registed email address in your profile portal, please contact us to reactive your account by email: [email protected]

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Contact us

Where to meet

Ringer Office Germany: Fritz-Schroeder-Ufer 32, D-53111 Bonn, Germany
Ringer Office USA: 400 Brookline Ave, Boston, MA 02215, United States
Purple Switch Telecom Inc: P.O. Box 4342, Road Town, Tortola, British Virgin Islands, VG1110
About Ringer

Based on VOIP technology, we keep pefecting our services for the need of personal and business international calling.

Phone: +1 (774) 666-2018

Email: [email protected]