22 Best Quality Assurance Services Providers to Rely on for Your Business Needs

Quality Assurance is an integral part of the software development process. It assures that your product or service meets specific requirements and will ensure success in its intended use-case scenarios. So, it is worth investing time and money into Quality Assurance services.

Also, software quality assurance is an integrated software development process that ensures the quality of your project’s final product. For every single step in software development, the quality assurance teams have got you covered.

‍Quality Assurance in Software Development

‍Quality Assurance (here and elsewhere: QA) is an essential process in software development and helps companies develop reliable products. It also boosts customers’ trust in them, improves workflow efficiency, and offers a real competitive advantage to the business enterprise by maintaining set requirements for developing quality items.

Maintaining quality assurance standards elevates your company’s awareness while providing consumers peace knowing they are getting exactly what is advertised.

Quality Assurance, Quality Control

Quality assurance is more than just ensuring that the software you develop works. It requires considering what end users want, meeting their needs, and keeping everything stable at once.

Quality Assurance vs Quality Control

Various terms get mentioned alongside QA, including “quality control” and “software testing.” While they all sound similar to some degree (though not precisely), these different processes tackle very distinct problems.

For example, unlike the Quality Control process, quality assurance’s purpose is to navigate the potential issues before they happen by checking against standard guidelines. And the software testing company aims to only identify the software defects.

Why Quality Assurance Matters

You cannot release a high-quality product if there are any security or performance issues. Therefore, quality assurance services are an important step in the software development process because it helps you find these imperfections before releasing your project to customers.

It may seem like paying attention to the details of your project is time-consuming or expensive, but neglecting quality assurance can have dangerous consequences. For instance, if you do not test enough, there is a risk that users will experience bugs, which will ruin their working experience.

4 Examples of Quality Assurance in Software Development 

‍Following are some examples of how quality assurance services work in software development:

Effective Auditing:

This is an excellent technique for ensuring that all standards are followed. QA professionals can inspect the work to make sure everything’s in order, and if there is not, they will catch it right away.

Review of Code:

It requires an inspected document to find bugs and defects, often referred to by names such as “formal code review.” Peers or mediators can inspect this with proper training on established rules and checklists. It is based on entry criteria that must meet specific standards before being allowed into your program/codebase.

Functional Testing:

The QA team uses this technique to make sure the system does what it should.

Reviewing:

The in-house stakeholders and the clients gather to examine the product and give it their stamp of approval.

3 Levels of Quality Assurance 

 Following are three levels of quality assurance in software development: 

Level 1: Code walkthrough

The first level is where you will find a walkthrough of the code. That allows for review and correction to ensure that all standards have been met, including principles about how it should be written and coding styles adopted to avoid errors when running through the compilation or linking processes later down levels.

Level 2: Compilation and linking

The second stage involves checking whether our program compiles correctly by using various tools to detect bugs before releasing tests based on these compiled programs onto official platforms.

Level 3: Routine running

At level three, the software is put through its paces under various conditions to see what happens. It could be an increase in event size or some other tweak that’s been made just for this testing phase!

Quality Assurance Purpose

‍The goal of quality assurance services in software development is to ensure that your product meets the standards you set for it. To do this, the team creates a rigorous testing environment and also conducts automated tests to eliminate any risks before failure occurs.

Organizations are always trying to create the perfect product, but they need quality assurance services for their efforts not to go up in smoke. These professionals ensure that all consumers receive flawless service or products by reviewing each step of production with precision and attention given to even small details. 

An example of such a professional is the SumatoSoft company which provides custom full-cycle web development services. Quality assurance services are among their top competencies, while more than 70% of the QA team is senior-level specialists with years of experience in testing. 

18 Best Quality Assurance Services Providers

‍It’s not an easy task to compare companies that provide quality assurance services all over the world. Fortunately, some specialized platforms do comprehensive research to determine the best companies in their fields. We use such a top list of the best quality assurance services providers from techreviewer company in our article. Take a look below:

#1: QA Mentor

QA Mentor is the leading software company in QA with eight different offices around the world. It has won awards for its excellent work and compliance with standards set by international organizations like ISO 27001:2013, 9001 2015 & 200001 certifications.

It was established in 2010 and has a headquarters in New York, United States. Its owner’s name is Ruslan Desyatnikov. This company prides itself on providing and improvising quality assurance functions for some organizations. It provides customizable solutions at competitive market prices.

Website Link: https://www.qamentor.com/

Employees Count: 250-999

Country: New York, United States

‍Pros:

• The company provides great facilities and it is good to work with.
• Provides services at economical prices
• They have great working policies
  ‍

Cons:

• They can make their process a little swifter
• A bit pricey‍
  ‍

Rating: 5.0

‍Conclusion:

QA Mentor is first on the list as they provide the best solutions for quality assurance. You can rely on them to further improvise your QA functions.

#2: SumatoSoft:

The team at SumatoSoft has the expertise to develop your software from start to finish, no matter how complex it may be. Their expertise goes far beyond quality assurance services since they also provide business analysis, UI/UX design, and frontend and backend development services as well. They can take an idea or concept and create end systems that work in tandem with each other while also fulfilling all requirements necessary for them to function properly. 

Established In: 2012

Owner: Yury Shamrey

Website Link: https://sumatosoft.com/

Employees Count: 50-99

Country: United States, Boston
‍Pros:

• Provides custom-based solutions
• Highly professional to work with
• Business-oriented
  ‍

Cons:

• A bit pricey but they provide high-quality work and leave no stone unturned in making their clients satisfied.
  ‍

Rating: 5.0

‍Conclusion:

SumatoSoft is a company that provides top-notch software development services and helps your business grow and make it reach the heights of success. They have a large clientele and have great reviews. They can be your best bet for your next project.

#3: Testrig Technologies:

Testrig Technologies offers a comprehensive range of software and QA testing services that include end-to support functional, manual tests automation coverage across all major platforms. The company also provides domain-based trials for those looking to get started with their own projects as well as consulting at no cost.
‍Established In: 2015

Owner: Parimal Kumar

Website Link: https://www.testrigtechnologies.com/

Employees Count: 50-99

Country: United States, Dallas

‍Pros:

• Affordable prices
• Great in communication
• Give continuous updates
• Experienced staff

Cons:

• Specialize only in testing

Rating: 5.0

Conclusion:

Testrig Technologies is a reliable company that delivers the best solution cost-effectively. It enhances your QA process and helps you to build an organization of transparency.

#4: Web Wolf:

Web Wolf is a group of passionate and skilled web developers with experience in start-ups. They have turned their non-profit hobby into a one-stop service for businesses who are looking to design user-friendly websites, based on modern UX principles which take usability very seriously indeed!

To make sure that your site offers easy navigation as well as valuable information about what you do or offer; these guys will create products tailored just right around those two key features -making it simple while still offering plenty beyond basic functionality.

Established In: 2020

Website Link: https://webwolf.dev/

Employees Count: 10-49

Country: Poland, Katowice

Pros:

• Highly Professional
• Creative in working
• Guaranteed results
• Reasonable prices

Cons:

• Experienced working with start-ups, but does not have much experience in helping large and established organizations.

Conclusion:

Web Wolf is a dynamic company that is ready to cater to solve any query regarding quality assurance and is highly experienced in creating UX-friendly websites.

#5 A1QA

A1QA is a software testing and QA services provider that offers a range of testing services, including manual testing, test automation, and mobile testing. They have experience working with clients in various industries, including finance, healthcare, and e-commerce.

Established In: 2003

Owner: Dmitry Tishchenko

Website link: https://www.a1qa.com/

Employee Count: 501-1,000

Country: United States

Pros:

• Wide range of testing services
• Experience working with clients in various industries
• Large team of experienced professionals

#6 IT Dev Group:

The company provides an array of services. They cater to every kind of business and offer custom-based solutions. They help companies grow exponentially and provide dynamic enterprise application development.

Established In: 2012

Owner: Eugene Didenko

Website Link: https://it-devgroup.us/

Employees Count: 10-49

Country: United States, New York
Pros:

• Flexible to work with
• Guaranteed results
• Well organized communication  

Cons:

• A bit pricey‍

Rating: 5.0
Conclusion:

IT Dev Group aids your business with top-quality solutions. They quickly get on with your project and pick the specialists to make it successful. They are highly reliable, and you can trust them to get your work done efficiently.

#7 Echo Innovate IT:

If you are looking for an IT company that can help your business grow and thrive, then look no further than Echo Innovate IT. They have years of experience developing custom software solutions across the world while ensuring their clients get top-notch service every step along their journey with them.

Established In: 2012

Owner: Jemmy Patel

Website Link: https://echoinnovateit.com/

Employees Count: 50-99

Country: United States, Plymouth

Pros:

• Great to work with
• Good turnaround time
• Result guaranteed

Cons:

• None   

Rating: 5.0

Conclusion:

This is a company that provides best-in-class IT services and solutions. They offer custom-based solutions and can help you significantly grow your business.

#8 Testlio

Testlio is a QA testing company that specializes in mobile app testing. They were founded in 2012 and have headquarters in the USA, with additional offices in Estonia and the Philippines. Testlio’s global team of experienced QA professionals provides functional, exploratory, regression, and localization testing, among other services.

Established In: 2012

Owner: Kristel Viidik and Marko Kruustük

Website link: https://testlio.com/

Employee Count: 51-200

Country: Estonia

Pros:

• Specialized in mobile app testing
• Flexible pricing options
• Emphasis on crowdtesting for real-world testing scenarios

Cons:

• Limited range of testing services

#9 QASource

QASource is a leading QA and software testing company with over 18 years of experience in the industry. They offer a wide range of services including functional testing, automation testing, mobile testing, and performance testing. With a team of over 700 QA engineers, they are able to provide high-quality testing services to clients worldwide. They have experience working with clients in various industries, including finance, healthcare, and e-commerce.

Established In: 2002

Owner: Rajeev Rai

Website link: https://www.qasource.com/

Employee Count: 501-1,000

Country: United States

Pros:

• Wide range of testing services
• Experience working with clients in various industries
• Large team of experienced professionals

Cons:

• Higher cost compared to some other providers

#10 TestFort

TestFort is a software testing company that has been providing QA services since 2001. They offer a range of testing services, including functional, usability, compatibility, and security testing. TestFort has headquarters in Ukraine and a team of over 150 experienced QA professionals who have worked with clients across various industries.

Established In: 2001

Owner: Alexander Basyrov

Website link: https://testfort.com/

Employee Count: 100-200

Country: Ukraine

Pros:

• Range of testing services offered
• Experience working with clients in various industries
• Cost-effective compared to some other providers

Cons:

• Smaller team compared to some other providers

#11 Modus Create:

Modus Create is a digital-first company that specializes in building customer-centered products for businesses to succeed online.

Established In: 2011

Owner: Patrick Sheridan

Website Link: https://moduscreate.com/

Employees Count: 250-999

Country: United States, Reston

Pros:

• Experienced staff
• Powerful digital team
• Result-oriented services

Cons:

• A little expensive

Rating: 5.0

Conclusion:

Modus creative shares a customer-friendly culture that helps companies sails towards excellence. They assure the quality of the product and do their best to provide you with the best services.

#12 Cubicfox:

Cubicfox prides itself on its ability to develop a digital product that not only meets your needs but also surpasses them. Their diverse skill set means that they can take care of everything from research and design through development into production with complete efficiency while still maintaining quality control at every stage, ensuring an excellent final result.

Established In: 2016

Owner: Thomas Pentz

Website Link: https://cubicfox.com/

Employees Count: 10-49

Country: Hungary, Pecs

Pros:

• Implements effective strategies
• Great in communication
• Provide solutions in a given time frame

Cons:

• None

Rating: 5.0

Conclusion:

Cubicfox has a dedicated team of employees that offer solutions for your product’s quality and help you to enhance the ROI. They increase your business value through implementing effective strategies.

#13 Digious Solutions:

The company has a team of highly qualified and talented designers, developers, and graphic artists. Digious Solutions’ digital marketing services are designed for both small business needs as well as large enterprise levels to meet all your online presence needs.

Established In: 2019

Owner: Shameel Arif

Website Link: https://digioussolutions.com/

Employees Count: 50-99

Country: Australia, Waratah West NSW

Pros:

• Meets expectations
• Reasonable pricing
• Fast turnaround time
• Highly responsive

Cons:

• None

Rating: 5.0

Conclusion:

Digiousolutions has got your back for all your business needs. They are great at tackling huge projects, and with their quick turnaround time, you would not be disappointed in working with them.

#14 Lasting Dynamics:

Software development is Lasting Dynamics’ core business. They are the software craftspersons, employing the best backend and frontend developers to craft solid applications that meet your digital goals and hence help you to grow your business.

Established In: 2015

Owner: Michele Vittorio Cimmino

Website Link: https://www.lastingdynamics.com/

Employees Count: 10-49

Country: Italy, Torre Del Greco

Pros:

• Provides effective software quality assurance
• High-quality standards
• Implements a strict quality assurance process

Cons:

• None

Rating: 5.0  

Conclusion:

Lasting Dynamics offers software quality assurance like no other in the field. They are excelled in what they do and provide you with excellent services to help you grow in the saturated industries. 

#15 Ubertesters: 

Ubertesters is a company that provides crowd testing services to businesses. They have testers from around the world who use real devices and give feedback on products for clients can launch their digital goods with surety knowing it is well tested by many people, at an affordable price point too.

Established In: 2013

Owners: Ran Rachlin

Website Link: https://ubertesters.com/

Employees Count: 10-49

Country: Israel, Herzliya

Pros:

• Highly professional quality assurance service providers
• Amazing team support
• Quick turnaround time

Cons:

• None till date
  ‍

Rating: 4.9

Conclusion:

Ubertesters provides the best quality assurance services. They are highly affordable and do tests with real people. Moreover, they provide effective feedback on digital products to their clients.

#16 Utor:

UTOR is a software testing company that makes it easier to implement your project’s agile timeline. They will automate, where feasible, and bring in the right tools for robustness and efficiency while saving you time on QA processes – all this with an easy-to-manage approach. 

Established In: 2016

Owner: Jenifer Sapel

Website Link: https://u-tor.com/

Employees Count: 50-99

Country: Ukraine, Dnipro

Pros:

• Skilled in building effective software development process
• Highly experienced
• Helps the startups and established companies as well

Cons:

• None so far

Rating: 4.9

Conclusion:

Utor is an experienced company that leaves no stone unturned in fixing operational issues. They provide effective quality assurances services and make sure that the results are effective, and help you grow dynamically. 

#17 QA Madness:

QA Madness offers top-notch QA services for any company looking to improve its products. The team is led by an expert in e-commerce, logistics & delivery as well as other industries. They will send you bug reports while also conducting comprehensive product analysis, which can lead to more ways on how best to improve quality throughout your entire business process!

Established In: 2008

Owner: Dmitry Nortenko

Website Link: https://www.qamadness.com/

Employees Count: 100-249

Country: Lithuania, Vilnius

Pros:

• Helps companies to improve the quality of products
• Comprehensively analyze the products
• Explore new ways to fix the issues
• Works with startups and mature companies as well

Cons:

• None

Rating: 4.9

Conclusion:

QA Madness is an established company that provides excellent QA testing services for any kind of software product. They make sure that they are error-free and hence make your business transparent and reliable. 

#18 Stateside Agency:

When you outsource your digital presence, it is important that the work done reflects who you are. Stateside build a team of passionate individuals to ensure quality and affordability for all their clients so they can focus on what’s most important – running their business!

Established In: 2013

Owner: Alvaro Chacon

Website Link: https://stateside.agency/

Employees Count: 50-99

Country: United States, Los Angeles

Pros:

• Communicative
• Quick turnaround time
• Provides the best solutions

Cons:

• They can somehow improve their quality in terms of devising strategies.

Rating: 4.9

Conclusion:  

Stateside is an agency that cost-effectively offers dynamic services. They are reliable ones, and you can depend on them for all your QA concerns and queries. 

#19 Solulab Official:

When it comes to turning ideas into reality, no company can compete with SoluLab. The Blockchain Technology Company was founded by former vice president of Goldman Sachs and principal iOS engineer Citrix Inc., helping startups get their innovative works off the ground while also providing cutting-edge software solutions for enterprises who need them most!

In addition, they provide services like consulting & development which will help your business grow exponentially at an accelerated rate – all without breaking any bank accounts or sacrificing quality control. 

Established In: 2014

Owner: Chintan Thakkar-Co

Website Link: https://www.solulab.com/

Employees Count: 100-249

Country: United States, Los Angeles

Pros:

• In-depth QA testing
• Affordable prices
• Effective strategies to implement to help growing businesses

Cons:

• None so far

Rating: 4.9

Conclusion:

Solulab is a versatile company that caters to different industries’ concerns. They provide dynamic QA testing and provides consulting like no other in this sphere.

#20 Exemplifi:

Exemplifi is an expert in building, managing, and upgrading enterprise websites. Their team ensures that their client’s goals always get accomplished by delivering on-time projects using the best Content Management System (CMS) platforms like WordPress or Drupal with AEM.

Established In: 2018

Owner: Vinod Pabba

Website Link: https://www.exemplifi.io/

Employees Count: 10-49

Country: United States, Palo Alto

Pros:

• Contemporary web standards
• Fulfills your goals
• Quick turnaround time

Cons:

• A bit pricey

Rating: 4.9

Conclusion:

Exemplifi, as its name, implies is an example of its own. It dynamically meets your expectation and provides quality solutions by using the latest platform. It is indeed a company to rely on.  

#21 Nickelfox Technologies:

Nickelfox is a company that believes in honesty and integrity. They are committed to creating value for their partners, employees, and investors while empowering ideas through innovative design solutions.

Established In: 2014

Owner: Nilesh Ukey

Website Link: https://www.nickelfox.com/

Employees Count: 50-99

Country: India, Noida

Pros:

• Very communicative and cooperative
• Understand the core issues and fix them efficiently
• Highly responsive

Cons:

• None so far

Rating: 4.9
Conclusion:

Nickelfox helps organizations of all sizes. They are quick to detect, escalate, and resolve issues. They are honest in what they do and provide solutions that are effective for your business.

#22 Performance Lab

Performance Lab provides a full range of software testing services to complement any company’s needs. Their robust and reliable process ensures the highest quality results for their client’s products, which are used around the world.

Established In: 2008

Owner: Waynne Dartnall

Website Link: https://pflb.us/

Employees Count: 250-999

Country: United States, San Jose

Pros:

• Robust services
• Result-oriented solutions
• Provides test automation process

Cons:

• Limited reach

Rating: 4.8

Conclusion:

Performance Lab QA testing is out of the box. They device various testing strategies that help businesses to grow at an accelerated rate. This is a company to rely on for all the QA solutions.

The Final Verdict:

‍As we have found out, quality assurance is not an optional step in software development. If you are serious about building a high-quality product, quality assurance is a necessary step to take. 

We listed the top 22 companies that provide top-notch quality assurance services. Whenever you need such services, you can definitely rely on our top when you look for a software provider. 

We want to add one more idea: a bug is cheaper and faster to fix if it was found by a QA specialist rather than a user. It’s clear for us because we work with software development and know the price of bugs. Fortunately, we managed to establish processes to minimize the number of bugs in our client’s software. So, don’t hesitate and contact us – we help to bring the quality of your product to a new level!