Telco carriers Measuring performance of your downstream carriers

It's not enough now to compete on price.  Customers are increasingly focused on quality and they won't think twice about switching carriers to get it.

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Solutions for telco carriers Choose the product that’s right for your organisation


Automated testing

For proactive monitoring of audio quality and connectivity

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Manual testing

For troubleshooting and provisioning of numbers

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CX testing

For tracking call and data flow to your agent

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Solutions tuned to your needs

Spearline operates physical servers from within over 60 countries globally.  These servers are connected to standard telephone lines which allow us to dial your local contact numbers in-country, replicating your customers' experience from wherever they are in the world.


Automated testingAutomated in-country testing of high volumes of global contact numbers

Set your own testing cycles, completely customised to your business needs.



First to knowReal-time alerts on customer impacting issues

Our proactive alerts mean that you are the first to know about customer-impacting issues - so you can get to work on fixing issues quickly with the data you need for troubleshooting



Global Presence Perform in-country testing in over 60 countries

With a physical presence in 64 countries - the only solution replicating your customer’s experience with such large coverage


proactive testing and monitoringMeasure what matters


Test for connection success or failure, which could mean the difference between a delighted customer or a lost customer

Audio Quality

Replicate your customers’ experience and measure audio quality with objective, industry standards

Post Dial Delay

Measure the delay between the start of the call and when it’s answered, accurately, highlighting any quality issues

Touch Tone

Check if DTMF (touch tones) are failing for your customers


Replicate the customer call flow and quantify the amount of latency your customers experience

Performance Benchmarking

Set and achieve quality goals based on historical performance and on benchmarked indicators

Read more about our test types here

Arnie Chencinski

"Spearline gives us a very flexible dashboard with a user-friendly interface for managing our numbers and scheduling exactly when our tests get run."

Arnie Chencinski, Senior Voice Network Engineer Zoom Video Communications

Rosie Scott

"Spearline provides first rate audio quality testing tools that allow us to enhance our customers' experience. I cannot overstate the value of their solutions."

Rosie Scott, PGI Director of Vendor Management - EMEA PGI

Gregor Rennie

"The platform has been exceptional in our ability to drive carrier improvements, customer fault investigations and alerting of any country issues."

Gregor Rennie , EMEA Carrier Account Manager, West Unified Communications

Pierre-Baptiste Béchu

"Spearline gave us better visibility on the quality of our service, and allowed us to detect and solve issues much faster. It contributed to improving call quality and customer satisfaction."

Pierre-Baptiste Béchu, Tech Co-Founder Aircall

Telco Learn more

Support the management of complex networks with Spearline tools to focus on customer experience.

Talk to me:  UC, UCaaS, CPaaS, CCaaS

Talk to me: UC, UCaaS, CPaaS, CCaaS

Oct 17, 2019

Like many things linked to technology, the communications landscape is constantly evolving.


Spearline Podcast | Episode 3: Why you should be developing solutions with customers in mind

Spearline Podcast | Episode 3: Why you should be developing solutions with customers in mind

Oct 16, 2019

This week we chat with Technical Solutions Architect, Ola Budak, and with Service Reliability Engineer, Patrick Lynch.


Common Online Conferencing Problems

Common Online Conferencing Problems

Oct 10, 2019

Problems can be encountered at different stages of a conference call. It’s best to be prepared and know what’s ahead


Spearline’s Automated Number Test Campaign: 10 Years Strong

Spearline’s Automated Number Test Campaign: 10 Years Strong

Oct 08, 2019

Celebrating a decade of number testing at Spearline


67 countries and counting... Kenya joins Spearline fixed line testing

67 countries and counting... Kenya joins Spearline fixed line testing

Oct 07, 2019

Spearline has secured a certified fixed line in Kenya and is available for immediate testing.


Ready to get started?

In-country testing for landlines and mobile with no installation.

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