Accelerate your digital
product development
Build scalable mobile and web apps with a top-tier
engineering team at your side.
Book a free strategy call with our CEO
Certified partners
A leading platform for in-app subscriptions, powering 32,000+ apps and over $2 billion in annual revenue.
As a technology partner, we help businesses maximize their subscription models.
Marcin, CEO
A solution for creating and optimizing in-app purchase screens, powering over 1 billion users and 700K monthly conversions.
Software product development services
01.
Ideation & Design
Product Workshops
UI UX Design
02.
Software development
Mobile Development
Web Development
03.
NEW TECHNOLOGY
AI on Server
AI on Device
04.
Maintain & Scale
Quality Assurance
Cloud Services
Design and Development
Case study Examples
Christian Hypnobirthing
Developed in React Naticve, the app delivers exlusive audio content in multiple languages.
Chapperone
Streamlining school trips with web and mobile apps, secure data management, and role-based access for all participants.
Why businesses choose us
See 10 reasons why
1
We form lasting partnerships
100k+
app downloads,
1500+
5-star reviews
Tara’s testimonial
Tara Menzies
CEO, Christian Hypnobirthing & Daily Stillness
2
Proven track record
Over
100
positive reviews across:
3
Quality of work
“Absolutely loved working with Marcin. He delivered on time, figured out how to make my demands work. Was creative and timely. The app was prepared for iOS and Android and submitted to the app stores perfectly. Would highly recommend him and work with him again.”
Ali Iberraken
CEO, Chapperone
4
A Friendly and Professional Team
At Inventively LLC, we believe that great projects start with great relationships. Our team is known for being approachable, professional, and easy to work with. We take a personal approach to every project, building trust and ensuring a smooth collaboration from start to finish.
5
We Help You Start Smart
“Valuable investment! We started with a paid discovery phase which reshaped our initial ideas, producing a project scope and estimates. Guidance on UX design, tech and business was very helpful.”
Luka
Founder of Motokaii
5.0
/5.0
6
Experience at Scale
“Marcin set up new processes that positioned our company for long-term success. His blend of technical, UX design and marketing skills makes him an invaluable partner.
We plan to hire more developers from Marcin's company to expand our engineering capability. Two developers from his team engaged in this project too and they were very professional and knowledgeable. We're excited to see what we can achieve together!”
Migrate Web App to Mobile with 225K Users
We Migrate React Web App to Mobile, 225K Users, Consultant
with Subscription Expertise Needed
5.0
/5.0
7
Addressing real business needs
“Marcin brought clarity and speed to our project. He stayed focused on business outcomes, not just features or visuals. His input solved real problems and helped us work smarter and serve customers better. I highly recommend working with him!”
Marten
Client from Berlin
8
Creative and Timely
“Absolutely loved working with Marcin. He delivered on time, figured out how to make my demands work. Was creative and timely. The app was prepared for iOS and Android and submitted to the app stores perfectly. Would highly recommend him and work with him again.”
Eline Van Der Velden
Founder and CEO of Particle6
5.0
/5.0
9
We take responsibility for the success of the project
“I can recommend Marcin's development firm. They are transparent about their processes, pricing, and progress, and they take responsibility for the success of the project. Very proactive and skilled in both technology and business. Our business has been growing so all the pieces on the digital side came together nicely.”
Will
Client from Toronto
5.0
/5.0
10
Trusted Partners & Advisors
“Throughout the project, Marcin provided invaluable advice and helped keep the project on course. His professionalism, discipline, and ability to command respect from everyone involved were instrumental in the success of the app's development.
I highly recommend Marcin for his expertise in UI/UX design and his exceptional project management skills. He is a true asset to any team and can effectively guide a project from concept to completion.”
Naki Ufuk Soyturk
Founder of UltraV
5.0
/5.0
Available for projects
Let’s build your product together
Book a free strategy call with our CEO
Delaware, U.S.
254 Chapman Rd, Ste 208 #10752
Newark, Delaware 19702, United
States
5.0
/5.0
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