Testlio named a high performer in the G2 Spring ‘21 Software Testing Grid ® Report

May 19, 2021. Austin, TX and Tallinn, Estonia. Testlio has been named a High Performer in G2’s 2021 Grid ® Report for Software Testing.

G2 ranks the world’s best software companies, services, and tools based on how verified customers measure performance. G2 reviewed data from 1000s of user reviews to create recommendation grids. All scores are calculated using G2’s algorithms based on reviews between Jan 1 and Dec 31, 2020.

Testlio’s customer satisfaction, overall ease, and employee satisfaction scores outrank software testing peers. G2 reports that 100% of users rated Testlio 4 or 5 stars, 92% of users believe Testlio is headed in the right direction, and users said they would be 94% likely to recommend Testlio.  


Net Promoter Score ® (NPS)

Ease of doing business with

Glassdoor rating

Quality of Support

Likelihood to recommend

Approve of CEO








Industry Average







Testlio previously earned Leader and High Performer status in several G2 Grid ® reports including Software Testing, Mobile App Testing, and Test Management. 

“Research indicates a strong correlation between NPS and Glassdoor scores. Happy, engaged employees love what they do and customers feel it,” stated Steve Semelsberger, CEO of Testlio.

Validated customer feedback includes: 

“You literally can request testing for an application, web, mobile web, native applications, and expect to receive results shortly after the tests are completed.”

Administrator in Online Media

“Testlio’s representatives are very friendly and responsive, and their QA team is great at investigating the ins-and-outs of even complex systems and providing detailed feedback, screenshots, and videos of the bugs and UX issues they discover.”

User in Motion Pictures and Film

“Their pool of testers were exactly what we wanted. Wide and diverse that ended up surfacing many edge cases as well.”

Naman S., Mid-Market

“Testlio has no trouble accommodating one-off requests for extra testing on a specific type of phone or operating system, language, etc. We get a good mix of all of these without asking, but we can always request special emphasis on any of them if we need to.”

User in Health, Wellness, and Fitness

About Testlio
Testlio is the originator of networked testing. Our testing management platform, global network of expert testers, and robust client services power burstable software testing. In any location. On any device. In any language. Testlio clients include American Express, CBS, Microsoft, the NBA, Netflix, and SAP. Collectively, they have awarded us an industry-leading 4.7 G2 rating and an NPS of 75. To learn more, visit www.testlio.com.