Top Custom Software Development Companies

App Development for Picture App

They did great. Whenever I needed something they were there to take care of it. Just this past weekend we had a minor issue. I sent them an email and even though it was a Sunday, the team leader quickly responded and took care of it. They're very professional. They were always willing to suggest ideas and to educate me because it was my first time doing something like this. They were very patient and would walk me through the steps, helping me to understand the process.

Web & Mobile App Dev for Nonprofit Broadcasting Network

Fingent has great project managers internally who work well not only during our collaboration or our meetings because it's clear that their teams are always aligned. There's always a clear understanding of what they'll deliver, and they also communicate clearly. We have transparent and free communication with the developers and resources, which is great. Fingent has been an amazing team, and the support we've received from them has been outstanding. They're all invested in our success. Working with external teams can always be tricky. However, Fingent's work culture and resource onboarding processes are excellent.

App Dev for Educational Software Company

We went into this with a grand vision of a dynamic UX with interactive, customizable dashboards. The end product is so robust. Their team approach and ROI that they’ve provided have made them stand out. They’re not in it for the contract. Instead, they’re working with us as part of our team. They’re making sure the product is as strong as it can be while ensuring that it’s successful as we move it into the market with branding. Their team is completely committed to our success as a client, and they do that with their dynamic team.

Training Module Dev & Video Prod for Cybersecurity Company

I want to give a shout-out to Martin and Harikrishna. They were great. They were very cooperative, understood our issues and what we wanted, were clear-headed, and put in relentless effort to ensure they always met our expectations. We came up with real-world challenges and ideas. Articulating them into a package or a video was a huge task. Fingent was collaborative. Overall, they were a fantastic team.

Custom App Development for Property Preservation Company

The company is noted for retaining good employees, which is indicative of a strong team culture. They maintain clear communication and have competent programmers, which contributes to their effectiveness as a team.

Custom Software Dev for Architectural Visualization Company

When Fingent joined, things became much easier and smoother for us. They’re a great team and are always happy to help. Nothing is ever a problem.

Website Design & Development for QR Code Technology Company

Quick learners, well experienced in delivering a final product on time and have patience in you if you need changes.

Mobile App Dev for Software Development Company

Our partnership with Geniusee feels like more than just working with a service provider. They’re a professional team that treats us like partners that care about my project since they care about the product’s maintenance and support for further development even after its completion. Moreover, Geniusee’s team is very open-minded regarding our questions to ensure we’re comfortable with their work. Overall, they give us a lot of comfort and confidence in the fact that we have a solid and trusted partner behind us.

Staff Augmentation for Offshore Staffing Firm

They are an excellent team. They are very honest, able to be trusted with your investment, and they provide quality software development. Their professionalism is also outstanding.

Backend Support & Development for SaaS Platforms

I was impressed with how knowledgeable their team is. Whenever we have a problem, they have a solution using different technologies. Their team has experience working with these technologies and other areas. While we used a lot of their DevOps expertise, we also used their other resources. I like their dedication and trustworthiness.

Data Mgmt Platform Dev & BI Support for Entertainment Co

Agile Engine accommodated various project management motifs to support our needs including both agile-based Jira-ticket management as well as waterfall style projects as requested. They were responsive, flexible, and adaptable, completing all work to high standards and meeting milestones and project deadlines efficiently.

Staff Augmentation for Security Solutions Company

As a startup, we have a longer-term vision and shorter-term milestones that come and go. We have to take advantage of opportunities as they come up. It’s sometimes frustrating or difficult to keep a stable product, and Agile Engine has been extremely adaptive to that. They proactively meet our requirements and pivot when we need them to.

Staff Augmentation & Product Dev for Litigation Software Company

They're very flexible and receptive to client needs, adapting to our in-house two-week sprints and processes. Their project manager is very in sync with our engineering team, staying in close contact throughout each project.

Software Dev & Product Integration for Cellular Network Services Firm

There are no issues with the time difference or language barriers and they're very flexible. Sometimes we have to meet outside of normal hours when we have a deadline and they’re available 24/7; it doesn’t matter if it’s a weekend or a holiday.

Core Product Development for Decision Agriculture Firm

We didn’t have fully fleshed-out documentation, design specifications, or product requirements. Sometimes we had a paragraph where there should have been 12 pages, so we’d have to work through that and build requirements as we went. Even on the QA side, we identified proper test requirements as we went. It was an extremely difficult challenge, but they did a good job. AgileEngine is also flexible in terms of availability, especially when it comes to important releases.

Staff Augmentation & Software Development for Software Co

The team learns and constantly improves their knowledge and skills.

Website Redesign & Branding for Software Dev Company

The most impressive is actually how they play as a part of the FlashGrid team, adapting to our business needs. Moreover the team was aligned with our design and product vision from the very beginning, and were coming up with new innovative ideas. They were very dedicated and took ownership of the website and helpdesk support.

Mobile App Development for Law Enforcer Mobile Ecosystem

Diffco became a solid part of our team and organized all of the development processes in the right way. We had regular meetings, there were useful tools for project management and team collaboration in place. While working with Diffco, I felt like they were a part of our own team.

UX/UI Design & Tool Dev for Threat Intelligence Solutions Co

What I found most impressive about this company is the exceptional quality of their work. Every project is handled with precision and care, ensuring top-notch results. Additionally, the communication process is remarkably streamlined, making collaboration smooth and efficient.

UX/UI & Product Design for Grassroots Advocacy Platform

Compared to other teams we have worked with or observed, first hand and second hand, Merixstudio has been a pleasure to work with and delivered at a consistent level of quality. Every single team member we've worked with for any non-trivial amount of time has exhibited not just competence but also curiosity which tends to lead toward better quality decisions throughout.

UX/UI Design for Booking Software Company

Given Merixstudio's multi-year commitment to this project, we're impressed by their ability to consistently maintain the highest level of quality and enthusiasm.

UX/UI Design & Mobile App Dev for Logistics Company

We're impressed with their customer support and quality of work. The final product was excellent and the development process was detailed, collaborative and responsive to our needs the entire way.

Web Development for Fashion Retailer

So far, the quality of the work is great. We had another agency perform an external review, and their feedback mentioned that the application is very well-written and has strong architectural concepts.

Product Testing & Refinement for Recommendation Engine

Their passion, talent, and high standards were impressive.

IT Staff Augmentation for Consumer Goods Company

Zallpy has demonstrated exceptional project management throughout our engagement. Deliverables have consistently been on time and production-ready, with high engineering standards across code quality, documentation, and scalability. Their consistent execution and proactive contributions—especially in architectural decisions—elevated the relationship beyond a typical vendor engagement.

Custom Software Development for Elevator Manufacturer

The kind treatment, the knowledge, and the desire to deliver quality stood out.

Risk Mgmt Software Dev & Design for Accounting Services Co

Zallpy Digital has delivered all the work on time. We’re satisfied with the software quality and user satisfaction.

Web Dev for High School Sports Media Company

The quality has been good, and Velvetech is always great about doing exactly what we want them to. They take ownership of their work. They want to show it off because it’s their project as well.

Internet Banking Portal for Software Development Company

They were eager to find solutions and were very flexible. We encountered several problems, and they were able to find several different ways to solve them. In addition, they are flexible when adapting easily to our teams. Other partners prefer to work exclusively on projects we give them, while Plavno is always happy to work as a team with our engineers.

Software Dev Support for Electronics Company

ThinkPalm works in a systematic way. At the beginning of the project, they provide a project plan that they will send to us for review. Once we approve it, they diligently follow the plan per milestone. They keep their promises and deliver as scheduled, and they never miss key parts of the project. Each week, they send detailed project status reports, and it includes detailed planning for the next week, issues that they encounter, and if they require anything from our end. ThinkPalm is very transparent.

Web Dev for Media Company

What stood out most impressively about the Dreamix team was their exceptional blend of technical proficiency, superb teamwork, and a genuinely enjoyable work environment. Every day working with them was not only productive but also fun, which is a rare and valuable trait in high-pressure project settings.

Custom Software Development for Digital Health Platform

Superb problem solvers! Worked very well as a team and with other teams! No egos! They take pride in the development of the platform and are extremely technically proficient! Good researchers!

Web Development for Technical Leadership Company

Caliber of developer talent is very high. Good communication. They quickly understood the application's goals and have been proactive in suggesting improvements in addition to the scope we have provided.

Custom Software Dev for Data Management Company

They also had great communication skills in the sense that they weren’t afraid to ask for questions when they didn’t understand something. That being said, they really emphasized communication throughout the project.

App Development for Real Estate App Startup

Their communication is incredibly professional. Our project manager Timur (Deputy General Manager) is very communicative and precise. He gets very detailed responses with data to back up his points and suggestions.

Custom Software Development for Digital Address Company

Gregory, our project manager, shows a deep commitment to whatever crazy ideas we bring to the table. He always delivers his point of view and is always ready to take on new challenges and whenever we set a direction, he makes sure everyone is aligned and that there is a visual roadmap to follow. They have great communication skills and show respect and understanding when dealing with a startup like ours.

Custom Software Development for Higher Education Institution

The team members were very responsive and well prepared for every meeting or upcoming task. Even though the project was a very complex one with very specific tasks in a very specific setting (university environment), they adapted quickly to new requirements. I was impressed by their professionalism and focus in meetings.

Development for Candidate Screening Platform

They are professional, knowledgeable, and flexible. They’re adaptable to make requested changes. Overall, I’m pleased to be working with KindGeek.

Prototype Design & Dev for Live Streaming Platform

The team was fantastic. Really enjoyed working with them. Extremely friendly, knowledgeable and professional. Took direction extremely well, and in our initial meetings, took amazing initiative to build on our ideas and vision.

UX/UI Design & Strategy for Product Design Agency

We were delighted with the professionalism and attention to the details of the Kindgeek team. We didn't have any significant bugs or conflicts. Everything worked perfectly, and our client was delighted with the result.

Frontend Dev for Software Development Firm

They were very professional in meetings with the client. They were able to follow up and manage all tasks to not only finish on time, but also to keep the project organized. The team communicated clearly throughout the engagement.

Mobile App Development for Telehealth Company

They were outstanding, incredibly professional, innovative, and super thoughtful!

App MVP Development for Medical Practice

Pilot West has a personal touch and stateside employees, which has been a breath of fresh air. They also clearly have amazing expertise in multiple areas including sales, web design, development, and marketing.

Custom Software Dev for Software Solutions Company

We’ve been impressed by their ability to take our requirements and deliver high-quality, practical solutions. They’ve outlined their plans clearly and been flexible and accommodating to our changing needs. Despite the time difference, they’ve been available, responsive partners.

App & Web Development for Discussion Platform

Communication was great. We used Basecamp and email. We had a contact in my time zone that I could reach whenever I needed. He was very responsive. We had meetings daily or weekly, depending on current needs.

Website Development for E-Commerce Site

They have great communication and walk us through every step of the project. We have Skype calls before starting a new stage, and they give us a few days to review the plan and provide feedback. Other partners aren’t nearly as transparent or organized.

iOS App Dev for Educational Video Service

Their approach to project management emphasized constant communication and timely flagging of risks. They used a dedicated project management system to manage shared files and messages. Intuz is unique in its team’s ability to communicate with the client. They foster a collaborative environment and genuinely contribute with suggestions that are relevant to our business.

iOS Enhacements and Dev for PDF Converter App

In terms of communication, it was easy to reach them, and they typically responded quickly. As I mentioned, we could easily contact them, and they remained responsive.

Mobile App Development for Touring Show Production

Their team is very responsive and consistent in communications; their geographical and timezone difference hasn't been an issue. We actively stay in touch through ActiveCollab, email, and regular meetings. I'm most impressed by their level of communication. Whenever I have a question, they're great about being patient and thoroughly explaining everything in layman's terms.

Mobile App Development for Healthcare Equipment Company

Furthermore, their culture of open communication and transparency was refreshingly unique. They made us feel like valued partners, rather than just clients. Their team was proactive in keeping us informed about project developments, ensuring we were always updated and involved in decision-making processes.

Web Development for Dental Clinic

The work of the guys was organized perfectly. They constantly communicated via Slack, so all processes were coordinated and aimed at achieving the overall result. We, as customers, also regularly communicated with our project manager via Skype.

Predictive Pipeline Web App for Commercial Real Estate Co

Glorium Technologie's communication was one of the best parts of working with them. For me, it was critical to understand all major aspects. Sometimes they politely explained me things twice, not giving up until I got everything correctly.

Cloud-Based Web App for Real Estate Company

The project management was excellent. They were easy to communicate with, and we had scheduled chats on Zoom. Communication was top-notch.

Front- & Backend Portals Development for Health Tech Startup

Their communication is extremely strong, and their thoughtfulness as a team focuses on bringing insights to the table. They let us own the vision for the engagement but calibrate it well using their expertise.

Wearable App Dev for Nervous System Technology Company

They were very well organized, and very responsive to any changes needed along the way.

IoT Platform Dev for Software Development Company

For the most part, the project was well organized though there were changes in persona a few times throughout the project which sometimes made it a bit more difficult. But they were always very quick to react to our need and change things as needed. The language barrier was sometime present with some of the developers but the project management usually made sure the needs were understood.

Web App Dev & Design for Newsletter Reviews Platform

The project management was outstanding. What made the quality clear to me was by the amount of questions they asked, and the depth of them. They were questions that showed they spent a lot of time trying to fully understand my application. The organization, with all my asks, was really impressive to me. There was also very clear visibility of the work the engineers were working on.

Demo Web App Dev for Medical Data Extraction Company

Project management was professional and well organized. They consistently delivered items on time and were responsive to our needs. The primary forms of communication included virtual meetings and emails, ensuring that the project stayed on track.

Web Development & SEO for Soccer Betting Portal

The ScaleFocus team was always available for consultation whenever we had questions or simply wanted to discuss anything of concern. We scheduled weekly progress meetings to review the current state of the project and determine how to proceed further.

AI Consulting for Human Design Insights Company

What impressed us most was their ability to quickly comprehend the complexity of Human Design — a system that blends astrology, I Ching, quantum physics, and genetics — and translate it into a highly functional, scalable API. Their depth of understanding and attention to detail made it feel like we were working with true collaborators, not just developers.

Mobile UI/UX Design & Dev for Dental Industry Solutions Co

I recently worked with the outstanding AI app development team at Bles — and I couldn't be more impressed. From start to finish, they were incredibly helpful, attentive to every detail, and showed a deep understanding of what was needed to bring my app to life. Their responsiveness was top-notch. Anytime I had a question or concern, they were quick to address it thoroughly and professionally. What really stood out was their commitment to quality and making sure I felt supported every step of the way. They listened carefully, made thoughtful recommendations, and executed flawlessly.

Mobile UI/UX Design & Dev for Dental Industry Solutions Co

The Bles Software team demonstrated strong project management skills throughout the engagement. The project was divided into six clearly defined milestones—ranging from infrastructure setup and UI design to multiple development phases and final deployment—which provided excellent structure and transparency. The team remained communicative and deadline-conscious overall. They consistently updated me on progress, provided realistic timelines, and adapted quickly when adjustments were needed. What stood out most was their responsiveness and flexibility. Any time I had feedback or questions, they addressed it promptly and thoroughly. Their attention to detail, combined with their commitment to ensuring I was satisfied with each phase, made the collaboration smooth and stress-free. I felt heard and supported throughout the entire process.

Mobile App & Web Dev for Communication Tools Business

We used Trello, and it has proved to be a great tool for the whole team. Also, WhatsApp as a quick communication tool. Sometimes email, not that often. Nirav's communication skills are excellent, always in charge of everything and available.

Mobile App Dev for Software Dev Company

I’ve been most impressed with the team’s expertise and efficiency; they’ve worked very quickly. They’ve reacted well to our feedback and done a good job implementing it.

Mobile App Development for Personal Finance Startup

The owner of the company is exceptionally helpful because he’ll be extremely clear about what will and won’t work. He didn’t pressure me into getting the most expensive scope of services, either. He instead provided me with four very clear options — with their corresponding costs — and didn’t push me towards the priciest choice. Their expertise, coupled with their transparency, was extremely valuable to us.

QA Testing & iOS MVP App Dev for Cancer Patients

The team willingly gives very valuable input. They use their past expertise to try to fill any gaps in our user experience by adding additional features or design elements.

Website Maintenance & Dev for Triathlon Governing Body

The primary communication platform I’ve used with Artelogic is Slack for day-to-day communication, we also utilised Trello for providing and managing scope and development with invoicing being issued via email. All responses were very efficient and language was never a barrier. Response time and customer service were impressive, with very quick response to all queries and rapid support deployment even in out of office instances.

Development Staff Augmentation for Ukraine Software Developer

From the start, the team had exemplary development skills and timely deliveries. The integration between teams was smooth; we had direct communication and fast implementations. The team had strong technical skills and worked very fast. That efficiency drove our business and it would be great to work with them again.

Mobile App Development for Wellness Technology Company

Apzumi's project management has been nothing short of outstanding. Their proactive communication and thorough understanding of our project goals have ensured that we stayed on track and on budget throughout the development process. By regularly addressing project needs and working closely with our team, they’ve helped us achieve the results we set out to accomplish.

Custom Software Design & Development for Wellness Co

They have been responsive and proactive. The communication was smooth and we have been notified about any delays in deliveries in advance. They have also been very transparent with the progress - we had weekly status meetings to follow up. The team has fully understood our needs and engaged in creating a product that would help us develop our business.

Mobile App & SDK Dev for Healthcare Company

Proactive and problem solving approach at all project stages, as well as ability to explain every project detail in an accessible manner. The project manager as well as App Dev Leader were always ready to help and explain in case of any difficulties. The communication was clear and transparent from the very beginning.

Mobile App Dev for Health & Wellness Solutions Company

Proactive communication from project manager on a near daily cadence and more. Release were delivered on time. Responses from project management included email, dm and virtual meeting, and we're available even on limited notice across global time zones. They are responsive, accountable, and analytical.

UI/UX Design for Digital Health Startup