K7 Tech

Mobile and Web development agency

Top Mobile App Development
Agency in Serbia
#1 on Clutch

Our Services

Creating projects you love and staying true to your vision.

Our Principles

Why work with us?

The whole beauty of collaboration comes down to the act of creating something together. Working as a unit provokes an enhancement of ideas and makes the exchange of knowledge easier, which in turn makes everyone involved strive for excellence. This is exactly what we committed ourselves to on day 1, and every project since has been a testament to our shared values.

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Communication
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Expertise
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Trust
Get in Touch  
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Get to know us

Our team today

The team at K7 Tech is made up of a creative and determined group of professionals who unite to offer a well-structured development approach and transparency. Situated in Belgrade (Serbia), a city that has been steadily gaining a reputation as an up-and-coming tech hub in this part of Europe, we challenge ourselves daily to create the best of solutions for our clients.

About Us  
Our Process

We listen carefully and deliver the optimal solution.

01

Research

Let's assume you have an amazing idea and want to turn it into reality! The first step in realizing your vision is putting your idea down on paper.

02

Planning

Meet with your new team and discuss the idea and the logistics behind it. Share with them what you want out of this project.

03

Design and Development

UI/UX designers will propose ideas for app esthetics and the project manager will start working of first sprints an milestones with the rest of the team.

04

Deployment

You're almost done! Your product is about to be deployed and uploaded online for users to start using it.

05

Maintenance

Congratulations! The feedback and praise  will start pouring in, which means you did a terrific job!

Testimonials

Read about our clients' experiences with us

Upwork testimonial

Modification to Firefox Focus Browser

5.0   
5 star testimonial from Upwork

There is a reason they're rated 100%. They understand your needs, accommodate them, and meet your requirements. It was a pleasure working with K7 Tech. I have worked with different freelancers and agencies on here but they're absolutely one of the best.Thank you!

Gbengus O.
Clutch testimonial

Custom Software Dev for Educational Services Company

5.0   
5 star testimonial from Clutch

They were always on hand, communication so easy, and I could not speak more highly of them all. Now, the MVP has successfully launched. Agile development will continue, and the client is pleased with the results so far. K7 Tech maintains a well-organized task management style. They're a deadline-oriented, accessible team that excels at explaining technical concepts.

Sorcha F.
CEO, TrainedIn
Clutch testimonial

Responsive Website for B2B Data Aggregation Startup

5.0   
5 star testimonial from Clutch

K7 Tech developed a responsive website along with technical solutions to help the company scale. They also provided consulting services. The business jumped from 15 customers to 90 thanks in part to K7 Tech's website.

Mike P.
CTO, Data Aggregation Platform
Clutch testimonial

Mobile App Dev for Entertainment App Dev Company

5.0   
5 star testimonial from Clutch

Communication was top-notch - definitely one of the best teams we worked with.From a technical and design standpoint, the team is very strong. Ultimately the project was delivered very close to original estimates, which is rare.

David J.
Co-Founder
Upwork testimonial

Convert my Swift iOS App to Java and Android

5.0   
5 star testimonial from Upwork

Petar and his team are hands down the BEST freelancers I have worked with on this website! He was able to complete this project quickly and with very little guidance! His excellent communication and dedication to this project made every interaction a pleasure.

Alex M.
Clutch testimonial

Web App Dev for Consulting Business

5.0   
5 star testimonial from Clutch

K7 Tech provided front and backend web development. They had delivered against a rather fluid brief very quickly. They were reliable and the workflow was seamless.

Karl M.
CEO, Consulting Business
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Our Portfolio

Not convinced? Take a look at some of the work we've done.

The number we are most proud of

Find out why 100% of our customers are willing to refer us

Custom software development

Industry:
Educational services
Location:
Dublin, Ireland
Speaking personally, I am not a technically minded person, but I have learned so much from the team and the project and found it most enjoyable. They made everything make sense, and when it didn’t they were able to offer a simple explanation. They were always on hand, communication so easy, and I could not speak more highly of them all.

MVP development of an iOS app

Industry:
Fitness
Location:
Sarasota, Florida
We had a rough layout for the UI and UX design to start, but as we were building out the MVP,they helped us fine-tune it. K7 Tech truly functioned as an in-house tech team, filling the role ofa CTO. K7 Tech built a native iOS application, handling everything from requirements gathering andchoosing the best API options to identifying the best trading solution for us.

Street food aggregator web application

Industry:
IT services
Location:
London, UK
Very reliable, the updates are consistent, they also read between the lines and can fill in the detailsof requirements. They often took initiative to add something even if it was not in the spec but it wasalways spot on.

iOS & Android app development

Industry:
Talent scouting
Location:
Leonberg, Germany
The app was completed on time, performs well, and was launched to multiple app stores. The K7Tech team was consistently available and accomplished the work quickly. Their communicative nature made for a smooth engagement.

Website for B2B data aggregation startup

Industry:
Business services
Location:
Sacramento, California
We're a B2B SaaS company helping business owners across the country attract new customers.The business jumped from 15 customers to 90 thanks in part to K7 Tech's website. An organized team, they arranged weekly meetings to review work and plan ahead.

Mobile app development for an entertainment  company

Industry:
IT services
Location:
Tel Aviv, Israel
We selected them from hundreds of applicants based on their good communication skills, alignment with our vision and successful completion of our technical interview process. Communication was top-notch - definitely one of the best teams we worked with. Even when things did not go well (which can happen in a technical project) they continually kept up communication and worked effectively to solve problems.

Custom software development

Industry:
Educational services
Location:
Dublin, Ireland
Speaking personally, I am not a technically minded person, but I have learned so much from the team and the project and found it most enjoyable. They made everything make sense, and when it didn’t they were able to offer a simple explanation. They were always on hand, communication so easy, and I could not speak more highly of them all.

Street food aggregator Web Application

Industry:
IT services
Location:
London, UK
Very reliable, the updates are consistent, they also read between the lines and can fill in the detailsof requirements. They often took initiative to add something even if it was not in the spec but it wasalways spot on.

Responsive Website for B2B Data Aggregation Startup

Industry:
Business services
Location:
Sacramento, California
We're a B2B SaaS company helping business owners across the country attract new customers.The business jumped from 15 customers to 90 thanks in part to K7 Tech's website. An organized team, they arranged weekly meetings to review work and plan ahead.

MVP development of an iOS app

Industry:
Fitness
Location:
Sarasota, Florida
We had a rough layout for the UI and UX design to start, but as we were building out the MVP,they helped us fine-tune it. K7 Tech truly functioned as an in-house tech team, filling the role ofa CTO. K7 Tech built a native iOS application, handling everything from requirements gathering andchoosing the best API options to identifying the best trading solution for us.

iOS & Android App Development

Industry:
Talent scouting
Location:
Leonberg, Germany
The app was completed on time, performs well, and was launched to multiple app stores. The K7Tech team was consistently available and accomplished the work quickly. Their communicative nature made for a smooth engagement.

Mobile App Dev for Entertainment App Dev Company

Industry:
IT services
Location:
Tel Aviv, Israel
We selected them from hundreds of applicants based on their good communication skills, alignment with our vision and successful completion of our technical interview process. Communication was top-notch - definitely one of the best teams we worked with. Even when things did not go well (which can happen in a technical project) they continually kept up communication and worked effectively to solve problems.
Our Portfolio

Not convinced? Take a look at some of the work we've done.

Get in Touch

Get in touch today!

Let’s talk about your project!

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