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Software Development

QA Testing Services That Catch Bugs Before Your Customers Do

Manual and automated testing for web apps, mobile apps and online stores, from a single release check to a QA engineer embedded in your team.

Our QA testing services check your web app, mobile app or online store before each release, so bugs are found by a tester instead of a customer. We write test plans and cases, run manual functional and regression testing across browsers and devices, file clear bug reports in your tracker and build automated test suites with Playwright or Cypress that run in your CI/CD pipeline.

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On this page
  1. What Our QA Testing Services Include
  2. How QA Testing Services Work From First Build to Release
  3. What Is Functional Testing, and Where Does It Fit?
  4. Manual QA Testing Services vs QA Automation Services
  5. QA Testing Deliverables You Receive
  6. QA Testing Services Pricing
  7. Software QA Testing Tools We Use
  8. Ecommerce and Shopify QA Testing
  9. Mobile App QA: iOS and Android Testing
  10. Outsourced QA Testing Services vs an In-House Tester
  11. How to Compare QA Testing Services Companies
  12. QA Mistakes That Let Bugs Reach Production
  13. Who Our QA Testing Services Are For
  14. Services That Work Alongside QA Testing

QA testing services exist because developers are poor testers of their own work. Not through lack of skill, but because they test the paths they built, on the browser they use, with the data they expect. Customers do none of those things. They tap twice, paste emojis into name fields, use an old iPhone, apply two discount codes and press back in the middle of checkout. A tester's job is to behave like those customers on purpose, before release, and to report what breaks in a way a developer can fix quickly.

We provide quality assurance as part of our software development services, for teams that build with us and for teams that build elsewhere. You can book a one-off test of a single release, a part-time tester, a dedicated QA engineer or an automation engineer who builds and maintains your test suites. Test cases, bug reports and automation code live in your tools and your repositories.

What Our QA Testing Services Include

ServiceWhat we doWhat it means for you
Test planningDefine scope, risks, environments, devices, entry and exit criteria for a release or feature.Everyone agrees in advance what will be tested and what "ready to ship" means.
Test case designWrite step-by-step test cases with expected results, stored in TestRail, Qase or your own tool.Repeatable tests that anyone on the team can run and that grow into a regression suite.
Functional testingCheck that each feature does what the requirements say, including error states and edge cases.Features work for real users, not only on the happy path.
Regression testingRe-test existing features after changes to catch things that broke as a side effect.New releases do not quietly break checkout, login or billing.
Exploratory testingTime-boxed, unscripted sessions where an experienced tester tries to break the product.Finds the problems nobody thought to write a test case for.
Cross-browser and device testingTest on the browsers and devices your analytics show customers use.Fewer layout and behavior bugs on the devices that matter to your revenue.
API testingTest endpoints for correct responses, validation, authentication and error handling with Postman or automated scripts.Back-end problems are caught before they show up as confusing front-end bugs.
Test automationBuild end-to-end, API and regression suites with Playwright or Cypress and run them in your pipeline.Critical paths are checked on every pull request, in minutes.
Performance and load testingScripts with k6 or JMeter that simulate traffic and measure response times and errors.You know how the system behaves under a launch or sale before it happens.
Accessibility checksAutomated scans with axe and Lighthouse plus manual keyboard and screen reader checks against WCAG criteria.Fewer barriers for disabled users and fewer surprises in accessibility reviews.
Release sign-offA short report stating what was tested, what passed, open bugs and a go or no-go recommendation.Release decisions based on evidence, made by you.

How QA Testing Services Work From First Build to Release

  1. Onboarding (week 1). We get access to your staging environment, bug tracker, test management tool and documentation. We use the product as a new user would and list the critical flows, such as sign-up, checkout, payments and data exports.
  2. Test plan and cases (weeks 1 to 2). We write a test plan for the release or product area and the first set of test cases, starting with the flows that would hurt most if they broke. You review the priorities.
  3. Test execution (each release). We run functional, regression and exploratory testing on the agreed browsers and devices. Each bug is filed with steps to reproduce, expected and actual results, environment details, severity and a screenshot or screen recording.
  4. Retest and regression (each release). When developers mark bugs fixed, we verify the fix and re-run the regression cases around it.
  5. Sign-off report (each release). You get a short summary of coverage, passed and failed cases, open bugs by severity and our recommendation.
  6. Automation (from month 2 on automation plans). We automate the most stable, most important regression cases first, connect them to your CI/CD pipeline and keep them maintained as the product changes.

A single release test usually takes one to two weeks from access to sign-off, depending on the size of the release. Ongoing plans settle into a rhythm that matches your sprint or release cycle.

What Is Functional Testing, and Where Does It Fit?

Functional testing checks that software does what it is supposed to do: given an input or action, does the system produce the correct output or behavior defined in the requirements? Logging in with the right password should work, logging in with the wrong one should show a clear error, and a discount code should change the total by the right amount. It focuses on behavior, not on how the code is written internally.

Functional testing is one of several types of testing, and a good QA plan uses the right mix for your product:

Testing typeQuestion it answers
Smoke testingDoes the build work well enough to test further?
Functional testingDoes each feature behave as specified?
Regression testingDid the latest change break anything that worked before?
Integration testingDo the parts of the system, and third-party services, work together?
API testingDo the endpoints return correct data and handle bad input safely?
Performance and load testingHow does the system respond under expected and peak traffic?
Compatibility testingDoes it work on the browsers, devices and screen sizes customers use?
Usability testingCan people complete tasks without confusion?
Accessibility testingCan people using keyboards, screen readers or zoom use it?
User acceptance testingDoes the business owner agree it meets their needs?

Manual QA Testing Services vs QA Automation Services

Manual and automated testing do different jobs, and most products need both. The question is the balance.

Manual QA testingQA automation
Best forNew features, exploratory testing, usability, visual checks and flows that change often.Stable, repetitive regression checks on critical paths, API tests and checks that run on every commit.
SpeedSlower per run, quick to start.Very fast per run, slower to build at first.
Upfront effortLow: test cases and a tester.Higher: framework, test data, CI integration.
Ongoing effortGrows with every release.Maintenance when the product changes.
FindsUnexpected problems, confusing design, things that look wrong.Regressions in flows that used to work.

Our usual advice: start with manual testing and well-written test cases, then automate the regression cases that are stable and run every release. Trying to automate everything from day one produces brittle tests that break with every design change and slowly lose the team's trust.

QA Testing Deliverables You Receive

  • Test plan for each release or product area, with scope, risks, environments and exit criteria.
  • Test case library in TestRail, Qase or your tool, organized by feature and priority.
  • Bug reports in Jira, Linear or GitHub Issues with clear steps, expected and actual results, environment, severity and evidence.
  • Release sign-off reports with coverage, results and open risks.
  • Automation suite in your repository, running in your pipeline, with a short guide for your developers.
  • Performance test scripts and results on the automation plan, with response times and error rates at each load level.

We track progress with measures your team can see: how many bugs are found in testing versus reported by customers after release, how much of the critical path is covered by regression cases, how long the automated suite takes, and how many automated tests fail for reasons other than real bugs (flaky tests). We do not promise a bug-free product. No QA team can, and anyone who does is overselling.

QA Testing Services Pricing

QA work is priced as a fixed fee for a single release test, or as a monthly plan for a part-time tester, a dedicated QA engineer or an automation QA engineer. The main cost drivers are the size and complexity of the product, how often you release, the number of browsers and devices in scope and how much automation you need.

Release Test

$950 one-time

One-time, paid upfront

  • Test plan for one release or new feature
  • Up to 80 test cases written and run
  • Testing on 3 browsers and 2 mobile devices
  • Bug reports with steps and screen recordings
  • Retest of fixed bugs
  • Delivered in 5 business days
Get a custom quote

QA Part-Time

$1,600 /month

Part time (80 hours), billed monthly

  • Manual functional and regression testing
  • Test cases kept in TestRail, Qase or your tool
  • Bug tracking in Jira, Linear or GitHub
  • Sprint and release testing
  • Monthly quality report
Minimum term
1 month, then 2 weeks notice
Get a custom quote

Automation QA Engineer

$4,000 /month

Full time (160 hours), billed monthly

  • Test automation framework built and maintained
  • End-to-end, API and regression suites in your CI/CD
  • Performance and load test scripts
  • Flaky test tracking and fixes
  • Weekly coverage report
Minimum term
1 month, then 2 weeks notice
Add-on
Hourly QA: $25/hour manual, $35/hour automation, minimum 20 hours a month
Get a custom quote

All prices in USD. Need something different? Ask for a custom quote.

Ways to pay
  • Zelle
  • Bank transfer (ACH or wire)
  • Wise
  • PayPal
How payment works

For regulated products, several apps or unusual device needs, ask us for a custom quote.

Software QA Testing Tools We Use

CategoryTools
Test managementTestRail, Qase, Zephyr, or a structured spreadsheet for small projects
Bug trackingJira, Linear, GitHub Issues, GitLab Issues
Web automationPlaywright, Cypress, Selenium WebDriver
Mobile automationAppium, Detox for React Native, XCUITest and Espresso when your team already uses them
API testingPostman, Bruno, Playwright API testing
Performance and loadk6, Apache JMeter
Cross-browser and devicesReal phones and tablets plus cloud device services such as BrowserStack when the device list is long
Accessibilityaxe DevTools, Lighthouse, WAVE, VoiceOver and NVDA screen readers
CI/CDGitHub Actions, GitLab CI/CD, Bitbucket Pipelines

Ecommerce and Shopify QA Testing

Online stores break in specific places, and most of them involve money. Our ecommerce QA covers the parts of a store that cost sales when they fail:

  • Checkout. Every payment method you offer, guest and account checkout, address validation and order confirmation emails.
  • Pricing logic. Discount codes, automatic discounts, bundles, sale prices, tax and shipping rates by region and currency.
  • Product pages. Variant selection, stock messages, images, size guides and add-to-cart on mobile.
  • Theme and app updates. Regression tests after a Shopify theme update or a new app, because apps often inject scripts that change how pages behave.
  • Integrations. Orders reaching your fulfillment, ERP, email and analytics tools correctly.

Our team co-builds AM Jarvis, a SaaS suite for Shopify and WooCommerce stores, so we know how product data, apps and themes interact. For ongoing store upkeep, see our ecommerce website maintenance service.

Mobile App QA: iOS and Android Testing

Mobile apps need testing on real devices, because simulators miss problems with performance, cameras, notifications, network changes and gestures. We test iOS builds distributed through TestFlight and Android builds through Google Play internal testing tracks or direct installs, on a mix of recent and older devices chosen from your analytics.

Mobile test plans cover install and update paths, permissions, offline and poor-network behavior, push notifications, deep links, in-app purchases in sandbox mode, interruptions such as incoming calls, and orientation and screen-size changes. Before submission we check common App Store and Google Play review issues so a release is less likely to be rejected for a reason you could have caught. Our mobile app development company page covers app builds themselves.

Outsourced QA Testing Services vs an In-House Tester

OptionGood forTrade-offs
Developers test their own workVery early prototypes.Blind spots on their own code, and testing gets cut when deadlines tighten.
In-house QA engineerLarge products with constant releases and deep domain knowledge needs.Hiring time and fixed cost, and one person cannot cover sick days or release spikes.
Outsourced QA testing servicesTeams that need testing capacity now, flexible hours, or automation skills they do not have.Needs good access to staging, documentation and a developer contact for questions.
Crowdtesting platformsBroad device coverage and quick exploratory sweeps.Variable report quality and little continuity or product knowledge.

How to Compare QA Testing Services Companies

When comparing software testing services companies, look past the list of testing types everyone offers and check how they work day to day:

  • Ask for a sample bug report. It should be clear enough that a developer can reproduce the bug without asking questions.
  • Ask where test cases and automation code will live. They should live in your tools and repositories.
  • Ask how they choose browsers and devices. The answer should start from your analytics.
  • Ask how they handle flaky automated tests. Good teams track and fix them rather than re-running until they pass.
  • Ask whether you can start with a single release test before committing to a monthly plan.

QA Mistakes That Let Bugs Reach Production

  • Testing only on staging data that is too clean. Real customer data has long names, special characters and old records that break things.
  • No regression testing. Teams test the new feature and forget the checkout it touched.
  • Automating unstable screens first. Tests break with every design change and lose credibility.
  • Vague bug reports. "Checkout broken" wastes developer time. Steps, environment and evidence save it.
  • Testing at the very end. QA squeezed into the last day before release finds problems too late to fix properly.
  • Ignoring mobile. Teams test on desktop while most of their customers buy on phones.

Who Our QA Testing Services Are For

A good fit

  • Startups and SaaS teams releasing often without a dedicated tester.
  • Online stores on Shopify, WooCommerce or custom platforms that cannot afford checkout bugs.
  • Agencies that build for clients and want independent testing before handover.
  • Teams with manual regression testing that takes days and should be automated.

Probably not a fit

  • Products that need formal certification testing, such as medical device or aviation software.
  • Teams that cannot provide a staging environment or test accounts.
  • Anyone looking for a guarantee that no bug will ever reach production.

Services That Work Alongside QA Testing

QA works best when it is part of the delivery process. Our DevOps consulting team connects automated tests to CI/CD pipelines, our web application development company builds and maintains the apps we test, and our software maintenance services keep existing products healthy between releases.

QA Testing questions

How much do QA testing services cost?
The cost depends on product size and complexity, how often you release, how many browsers and devices are in scope and whether you need automation. We offer a fixed fee for a single release test and monthly plans for a part-time tester, a dedicated QA engineer or an automation engineer, all shown above. Regulated products or long device lists are quoted separately.
Why do companies need QA testing services?
Companies use QA testing services because developers cannot test their own work as thoroughly as an independent tester, and because bugs found by customers cost more than bugs found before release, in support time, refunds, lost sales and trust. An outside QA team also adds capacity quickly, brings automation skills a small team may lack and gives a clear go or no-go view before each release.
Will AI replace QA testers?
AI tools already help testers generate test case ideas, write automation code faster and spot patterns in failures. They do not replace the judgment needed to decide what matters to test, notice that something feels wrong to a user, or explain a bug clearly to a developer. We use AI assistance where it saves time, and keep people responsible for test design and results.
What is the difference between QA and testing?
Testing is the act of checking software to find defects: running test cases, exploring features and reporting bugs. Quality assurance is broader. It covers the processes that prevent defects in the first place, such as clear acceptance criteria, code review, test planning, automation in the pipeline and learning from bugs that escaped. Our QA testing services include both, with testing as the largest part.
Can you test iOS and Android apps?
Yes. We test iOS apps through TestFlight and Android apps through Google Play internal testing tracks or direct builds, on real devices chosen from your analytics, with cloud device services for wider coverage. Mobile test plans cover installs and updates, permissions, offline behavior, notifications, deep links and in-app purchases in sandbox mode, plus common store review issues before submission.
Should we automate all of our tests?
No. Automate the stable, repetitive checks on your most important flows, such as login, checkout and billing, and API tests that should run on every commit. Keep manual and exploratory testing for new features, visual checks and usability. Automating screens that still change every sprint creates brittle tests that fail for the wrong reasons and cost more to maintain than they save.

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