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Messaging software testing services

Reliable chats start with reliable QA.

With 15 years of QA expertise, DeviQA ensures your messaging app is fast, secure, and always delivers messages on time.

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Our solutions for your messaging software testing challenges

Reliable messaging starts with flawless performance, security, and real-time delivery.

Real-time message delivery

Challenge

A 2-second delay can cut engagement by 30%.

Solution

We simulate real-world latency and network drops to ensure every message arrives instantly and in the right order.

Concurrency and scalability

Challenge

Millions of concurrent users can strain servers and queues.

Solution

We run stress tests that mirror real production loads to validate performance and message persistence under pressure.

Data integrity and sync

Challenge

1 in 5 apps face message loss or duplication after reconnection.

Solution

We test synchronization across devices and sessions to guarantee message accuracy and continuity.

Security and encryption

Challenge

80% of users quit chat apps after a data breach.

Solution

We validate encryption, authentication, and compliance to protect every message from end to end.

Cross-platform consistency

Challenge

Messaging often breaks across web, iOS, and Android.

Solution

We test across platforms for identical behavior, rendering, and notifications.

Network reliability

Challenge

Unstable networks cause 40% of chat-related support tickets.

Solution

We emulate poor connectivity to ensure your app recovers smoothly and never duplicates messages.

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The scope of our messaging software testing services

We provide end-to-end messaging software testing services to ensure your software delivers exceptional quality at every level.

Case studies

Partner with us:
see the difference

See all stories

Global healthcare giant

Web app testing
Test automation
API testing
Dedicated QA team
  • 90%

    Test coverage

  • 1.6k+

    Test cases created

  • X18

    Faster regression testing run

Read customer story

The first modern real estate platform

Web app testing
Test automation
E2E testing
Load testing
Mobile testing
+2
  • 85%

    Test coverage

  • 2k+

    Test cases created

  • 2.5x

    Faster regression testing run

Read customer story

Dental practice platform

Web app testing
API testing
Dedicated QA team
Mobile testing
+2
  • 95%

    Test coverage

  • 5k+

    Test cases created

  • 3k+

    Number of critical bugs logged

Read customer story

Solution for managing payments

Web app testing
Dedicated QA team
DB testing
API testing
Performance testing
  • 12

    Years of cooperation

  • 100%

    Covered performance

  • 2x

    Faster regression testing time

Read customer story

Booking system for tours and attractions

Web app testing
Test automation
Mobile testing
DB testing
Dedicated QA team
  • 90%

    Test coverage

  • 3.2k+

    Automation test scripts created

  • 1-2h

    Time of regression

Read customer story

Experience the DeviQA difference

From initial consultation to full-scale QA implementation, we deliver results.

DeviQA’s AI advantage

At DeviQA, we use AI to make testing smarter and simpler. Our ecosystem is built to deliver faster, smarter, and more cost-efficient results — so your team can do more in less time.

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AI-powered IDE assistant

Reduces test script writing time

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QA companion

Provides suggestions for test optimization and addresses gaps

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Automated code review

Flags unused variables, improper loops, and other common errors

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AI for API testing in Postman

Streamlines API test case creation and response validation

Features

Test case creation

Code review

Exploratory planning

Log analysis

without AI

6 hrs

3 hrs

2 hrs

2 hrs

with DeviQA AI

4 hrs (30% saved)

2 hrs (40% saved)

45 min (60% saved)

1 hr (50% saved)

Collaboration on your terms

Backed by 15+ years of expertise, DeviQA offers three flexible models for messaging software testing services to fit your project’s needs, timeline, and budget.

Staff augmentation

Add skilled QA engineers to your in-house team.

Advantages:

  • Rapid onboarding and flexibility in scaling

  • Direct control over daily priorities

  • Access to specialized skills when needed

Best for:

Expanding QA capacity without hiring full-time staff.

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Dedicated QA team

A QA team focused solely on your messaging product.

Advantages:

  • Continuous collaboration and transparency

  • Deep domain knowledge built over time

  • Predictable monthly cost and delivery pace

Best for:

Ongoing QA support and long-term projects.

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Project-based outsourcing

We handle testing end to end, planning to delivery.

Advantages:

  • Defined scope, timeline, and budget

  • Dedicated project management and reporting

  • Minimal internal oversight required

Best for:

Defined projects that need full QA ownership.

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Why choose us as your messaging software testing company?

Over 500,000 project man-days successfully delivered.

We take full accountability for our work.

A range of value-added services at no extra cost.

Free test trial. Try us before making any payment.

Our engineers are senior testers with strong autonomy and self-starting ability.

With a 96% retention rate, we offer stable teams, compared to the industry average of 80%.

Extensive testing lab with a wide range of environments, platforms, and devices.

Access to a technology community of over 1000 QA engineers and experts.

We make sure your messages never miss their moment

Our approach to messaging software testing

We ensure your messaging platform stays fast, reliable, and secure through a precise, end-to-end testing process built for real-world conditions.

01

Product discovery

We analyze your platform’s architecture, message flow, and key user paths.

02

Environment setup

We replicate real-world conditions across devices, networks, and loads.

03

Test design

We define scenarios focused on reliability, scalability, and data accuracy.

04

Automation strategy

We automate critical workflows for faster, consistent validation.

05

Continuous execution

We test every build to maintain stability through each release.

06

Reporting & optimization

We deliver clear insights and improvement actions after every cycle.

Here’s what people are saying
about DeviQA

26 reviews

32 reviews

9 reviews

Review

It was so easy to integrate your people with us and we didn't have any problems.

Author

Janosch Greber

VP of engineering at RealTyme

DeviQA helped develop a cybersecurity software platform. Complex automated scenarios test REST APIs through a Faraday library. An SDK application works with Azure, Google Cloud, Docker, and LXC containers.

Yuval Or

Yuval Or

QA manager at Mimecast

Review

DeviQA has always brought us really high quality candidates for us to be able to seamlessly mesh into our team.

Author

Danny He

CEO and founder at Soapbox

DeviQA provides software QA automation engineering support to a QC and QA company. Their work includes sandbox testing, QA, testing automation, DevOps support, and TechOps support.

Alex Ohoussou

Alex Ohoussou

Head of QA & techOPs at QIMA

Review

You guys have always been genuine, flexible and personable.

Author

Ryan Austin

CEO and founder at Cognota

DeviQA has provided application testing services for an HR tech company. The team has managed feature, smoke, and regression automation tests and offered test reports.

Mia Bunjac

Mia Bunjac

QA chapter lead at Renhead Technology

Review

In fact, they have been a part of our success story, helping us grow from six workers 11 years ago to about 1200 workers now.

Author

Raanan Tauber

QA manager at Tipalti

DeviQA provides automatic testing with continuous integration for native and hybrid mobile apps.

Giurea Renato Gabriel P.F.A.

Giurea Renato Gabriel P.F.A.

CTO at Impaktsoft Projekt S.R.L.

Review

They can take my lack of knowledge and I can trust that they will be able to produce something of value.

Author

Ray Alde

Co-founder & cto at Arklign

DeviQA provides QA and testing resources on an ongoing basis. They evaluate architectures and offer both manual and automated testing. The client has also utilized their on-demand developers.

Review

To me, that's above and beyond, I did not expect that to be so smooth and so easy.

Author

Mark Levine

Chief product officer at CYDEF

DeviQA is a dedicated vendor that assists with manual and automated testing on an ongoing basis. They're also overseeing other development projects and supervising the testing portion of those.

Review

They know what they're doing because the people that they send to us are quality people.

Author

Charles Chase

Chief technology officer at Returnmates

DeviQA provided application testing services for an audio editing platform. The team was responsible for continuously testing the UI and functionality of the platform via an automated testing framework.

Review

There is also very good follow up on the engineers and the job they're doing.

Author

Olivier Mayot

Chief technology officer at SimpliField

DeviQA serves as the process improvement partner to a diabetes care and solutions company. They helped scale the client's automated testing and are now working on improving their manual testing framework.

Collaboration process overview

  • 01

    Initial contact. We start by understanding your testing needs and aligning them with your goals.

  • 02

    Assessment. Our experts analyze your current process and propose a tailored improvement plan.

  • 03

    PoC. Try a free proof of concept to see our capabilities in action.

  • 04

    Trial & evaluation. We conduct a trial phase and review the results together.

  • 05

    Contract & QA implementation. Once satisfied, we sign the contract and begin full-scale QA.

  • 06

    Flexible partnership. DeviQA offers scalable solutions to adapt to your business needs.

Ready to connect?

Just fill in your name and email, and we’ll get back to you with available slots

Questions & answers

Scalability testing ensures your app handles thousands of concurrent users without message delays or dropped sessions, keeping performance stable at any scale.
A strong QA partner validates message flow, sync accuracy, encryption, and recovery logic, not just UI clicks, ensuring reliability in every user interaction.
Automation accelerates regression checks and message delivery validation, enabling quick updates without compromising quality or uptime.
Yes. Our QA teams test message delivery, status updates, and cache behavior across mobile, web, and desktop to ensure full cross-platform integrity.
It depends on your needs, we offer dedicated teams for ongoing QA, staff augmentation for scaling fast, and full project outsourcing for end-to-end ownership.
We perform deep security validation, testing encryption protocols, token handling, and compliance with data protection standards like GDPR and HIPAA.
When user volume, integrations, or uptime demands exceed what in-house QA can sustain, that’s when specialized expertise and automation bring real ROI.
Absolutely. We emulate weak connections, packet loss, and reconnections to ensure messages are never lost or duplicated under poor network conditions.
We adapt to your tools and workflows, embedding automated checks into each release cycle for seamless, continuous quality validation.
Faster releases, fewer production incidents, stable message delivery, and user trust built on flawless communication performance.