Top 30 Custom Software Developers Agencies Report

July 2025 | Agency Spotter

The Top 30 Custom Software Developers Report from Agency Spotter uses verified client reviews, data, and expert inputs to rank software development agencies. This report includes firms specializing in custom web applications, mobile app development, enterprise software, SaaS platforms, and complex system integrations across a wide range of industries. See how we rank agencies or check out more top reports.

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  1. Verndale
    (2)
    Verified

    Web Development, E-Commerce Development, E-Commerce, User Experience, Web

    • Boston
    • 100+ Staff
    • Listed by 2 users
    • B2B & B2C focus
    • Other locations (3)
    Projects

    Verndale is a Partner in Our Digital Journey
    Verndale has been instrumental in driving IEWC’s digital transformation by seamlessly aligning IEWC.com with our broader business systems and data. Their deep technical expertise has enabled us to maximize out-of-the-box features, achieving project objectives with minimal customization. However, when customization is needed, Verndale excels at ex... read full review

    Jeff Sleik, Sr. Web Manager at IEWC
    Jeff Sleik at IEWC
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  2. Major Tom
    (39)
    Verified

    Web Development, Branding, E-Commerce, Marketing Strategy, Search

    • New York
    • 50 - 100 Staff
    • Listed by 95 users
    • Women-owned
    • B2B & B2C focus
    • Other locations (3)
    Projects

    Consistently delivering exceptional digital marketing solutions
    I've worked with Major Tom across multiple companies, and they’ve consistently delivered fantastic results in SEO, paid media, and web development projects. The team is wonderful—skilled, easy to work with, and always reliable. I initially chose Major Tom because of their strong reputation and depth of expertise, and there was definitely a moment wh... read full review

    Derek Delost, CEO at DotYeti in the Design industry
    Derek Delost at DotYeti
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  3. Lean Discovery Group
    (5)
    Verified

    Web Development, Mobile App Developers, Custom Software Developers

    • Norfolk
    • Fewer than 10 Staff
    • Listed by 3 users
    • Minority-owned
    • B2B & B2C focus
    Projects

    Custom Software Development for Online Tutoring Company
    Create a platform for onboarding and managing tutors, matching them with schools/clients and integrating with various 3rd party services. This included developing Single Sign On (SSO) solutions so that the various services, tools and platforms tutors needed to register, book lessons, training and access virtual classrooms were all with a single logi... read full review

    Jannson Engleman, Senior Director  at Indiana Department of  Transportation in the Transportation/Trucking/Railroad industry
    Jannson Engleman at Indiana Department of Transportation
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  4. Lead Marketing Strategies
    (26)
    Verified

    Search, Web Development, Inbound Marketing

    • Commack
    • 10 - 49 Staff
    • Listed by 83 users
    • B2B & B2C focus
    Projects

    Lead Marketing Strategies Provided Content Marketing Mastery!
    In the competitive field of online education, content marketing is paramount. Lead Marketing Strategies has been our guiding light, providing a comprehensive content marketing strategy that resonates with our target audience. They started by assessing our existing content, identifying gaps, and understanding our industry's unique challenges. Their t... read full review

    Sharon Mitchell, Marketing Manager at Edureach in the Education Management industry
    Sharon Mitchell at Edureach
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  5. Glorium Technologies
    (42)
    Claimed

    Custom Software Developers

    • Princeton
    • 100+ Staff
    • Listed by 24 users
    • B2B & B2C focus
    • Other locations (3)
    Projects

    A website with a mobile hybrid app for a pharmaceutical marketplace
    We distribute therapeutic medicines, biologics and near-medical goods, and fitness accessories. And previously, we worked on third-party marketplaces, attracting suppliers from all over the world. Recently we’ve encountered several problems, particularly high commissions and a lack of trust from the target audience. That’s why we decided to develop... read full review

    Isabelle Graham, CTO at Prexa
    Isabelle Graham at Prexa
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  6. Auxesis Infotech
    (18)
    Claimed

    Web Development

    • New York
    • 10 - 49 Staff
    • Listed by 2 users
    • B2B & B2C focus
    Projects

    Real- Estate Portal Development
    Our company needed a website where buyers and sellers can look out for their properties and for the tenants to be able to contact the real estate agents as per the geographical location. They built the website on the above concept along with the designing. They make sure they have full clarity before starting work and that sorts out most of the pro... read full review

    Prianca Meryl, Business Analyst at FlukyPick in the Real Estate industry
    Prianca Meryl at FlukyPick
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  7. Social Driver
    (11)
    Claimed

    Web Development

    • Washington
    • 50 - 100 Staff
    • Listed by 1 users
    • LGBTQ+ owned
    • Minority-owned
    • B2B & B2C focus
    • Other locations (5)
    Projects

    They just "got it."
    We hired Social Driver to create an animated video about a little known variant of a common lung disease. Right out of the gate Social Driver's first step was to conducted a briefing with us to learn as much as they could -- core message, objective of video, and audience target. It was a great exercise for us as they raised questions we had not co... read full review

    Annette Minkalis, Executive Vice President at Connect360 Multimedia in the Marketing and Advertising industry
    Annette Minkalis at Connect360 Multimedia
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  8. tagDiv Web Development Agency
    (5)
    Claimed

    Web Development

    • Alba Iulia
    • 10 - 49 Staff
    • Listed by 1 users
    • B2B & B2C focus
    Projects

    EXCELLENT in all areas of development work
    I have used TagDiv custom development work twice - once for a fix that I didn't have the skills for, and more recently for a major enhancement to my website which is based on the TagDiv Newspaper theme. The work makes the site which is a small local news brand sit against national and regional titles in appearance. Work was excellent, extra tweaks w... read full review

    West Bridgford Wire, Owner  at West Bridgford Wire  in the Media Production industry
    West Bridgford Wire at West Bridgford Wire
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  9. Sidebench
    (5)
    Claimed

    Custom Software Developers

    • Los Angeles
    • 10 - 49 Staff
    • Listed by 9 users
    • B2B & B2C focus
    Projects

    Amazing/Smart Team with Focus on Quality, Communication, and Innovative Solutions
    Amazing team over at Sidebench that I cannot speak highly enough about. They far exceeded all expectations. Communication with the project manager and team was very thorough and all emails were promptly responded to. Sidebench's creative minds were able solve any development issues that arose and provided cost-effective solutions that helped us rele... read full review

    Ryan Winn, Co-founder/Director of Product Development at Abohd in the Real Estate industry
    Ryan Winn at Abohd
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  10. UNL Solutions
    (4)
    Claimed

    Web Development

    • London
    • 50 - 100 Staff
    • Listed by 1 users
    • Minority-owned
    • Women-owned
    • B2B & B2C focus
    • Other locations (1)
    Projects

    Perfect team with outstanding results
    When it comes to java development I would highly recommend UNL Solutions. Dmitriy leads a very knowledgeable team with strong project management skills. I came to them with an idea and a brief design proposal and they took the project on from there. They were always willing to make minor changes when requested and stayed in regular contact by prov... read full review

    Richard Bronx, PM at HP in the Computer Networking industry
    Richard Bronx at HP
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  11. Foreach Labs d.o.o.
    (3)
    Claimed

    AR/VR Development

    • Ljubljana
    • Fewer than 10 Staff
    • Listed by 2 users
    • B2B & B2C focus
    • Other locations (2)
    Projects

    Magda - first mobile app for seniors in Slovenia
    I would highly recommend Foreach Labs d.o.o. for anyone looking to develop a mobile app for seniors. Initially, what drew me to the agency was their extensive experience in designing and developing user-friendly apps. They understand the unique needs of this demographic and are able to create solutions that are intuitive and easy to navigate. Foreac... read full review

    Ana Pleško, CEO at Simbioza Genesis, social enterprise in the Information Technology and Services industry
    Ana Pleško at Simbioza Genesis, social enterprise
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  12. JVM Design
    (2)
    Claimed

    Web Development

    • Roseburg
    • Fewer than 10 Staff
    • Listed by 5 users
    • B2B & B2C focus
    Projects

    A pleasure to work with
    I hired them to accomplish a branding process for my company that involved the production of logo, slogan, print materials, and visual style guide. Communication was excellent, the quality of work was excellent, and working with them was a very enjoyable and professional experience. I intend to use them again in the future for our branding and de... read full review

    William Paxton, CEO at Erndo in the Marketing and Advertising industry
    William Paxton at Erndo
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  13. SEVEN
    (1)
    Claimed

    Web Development

    • New York
    • 50 - 100 Staff
    • Listed by 7 users
    • B2B focus
    • Other locations (1)
    Projects

    Their communication and response times are exceptional.
    As the CEO of an e-learning company, we specialize in providing educational services primarily geared towards improving students' exam results and preparing them for university admissions. We engaged with SEVEN for all our development work. They came equipped with pertinent experience and a profound understanding of our goals and values. Initially,... read full review

    Luke Deering, Co-Founder at Curriculum ltd in the Education Management industry
    Luke Deering at Curriculum ltd
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  14. Sparx IT Solutions Pvt. Ltd.
    (11)
    Claimed

    Web Development

    • New York
    • 100+ Staff
    • Listed by 2 users
    • Asian-owned
    • B2B & B2C focus
    • Other locations (2)
    Projects

    Best company for legacy software modernization needs
    Hi, I am Duurenjargal Punsal, and I have an online food delivery business. Four years ago, we built software through which customers can conveniently order food. However, our old software just couldn’t keep up. Orders were delayed, and the system kept crashing. So, we decided to modernize the legacy system with modern tech. One of our partners sugge... read full review

    duurenjargal punsal, Marketing Head at Marketing Head in the Marketing and Advertising industry
    duurenjargal punsal at Marketing Head
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  15. Digitalya OPS
    (2)
    Claimed

    Web Development

    • Iași
    • 10 - 49 Staff
    • Listed by 1 users
    • B2B & B2C focus
    Projects

    My go to Digital Agency
    Digitalya team met our milestones and provided high-quality deliverables on time. What we highly appreciated about them was their user-centric mindset and the fact that they always questioned the process of the platform to ensure that we are delivering a great experience overall. The team has been accessible and provided a detailed project overview ... read full review

    Virgil Horghidan, Co-founder at ClientZen in the Online Media industry
    Virgil Horghidan at ClientZen
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  16. JDM Digital
    (2)
    Claimed

    Web Development

    • Dallas
    • 10 - 49 Staff
    • Listed by 10 users
    • B2B focus
    Projects

    Excellence was just the beginning.
    I've worked with Justin and JDM for four years and he is consistently the best - and nicest - at what he does. He helped me launch my website for car enthusiasts, Car Show Radar, and it has far exceeded my expectations. And his ongoing support has been invaluable. JDM is simply the best agency in town and we'll be growing the website together for ye... read full review

    Randall Cass, Founder at Car Show Radar in the Automotive industry
    Randall Cass at Car Show Radar
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  17. Probey Services
    (28)
    Claimed

    Web Development

    • London
    • 100+ Staff
    • Listed by 2 users
    • B2B & B2C focus
    • Other locations (3)
    Projects

    Transforming Our Online Presence and Expanding Reach with SEO, Social Media, and Website Development
    Our business was looking to expand our reach and improve our visibility in the competitive CSR consulting space. We partnered with a team that provided exceptional SEO services, managed our social media presence, and designed a website that showcased our CSR offerings perfectly. The new website is not only visually attractive but also very user-c... read full review

    Saurabh Srivastava, Founder & CEO at DevAaksh Consultancy pvt. ltd in the Accounting industry
    Saurabh Srivastava at DevAaksh Consultancy pvt. ltd
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  18. Rootstack
    (2)
    Claimed

    Custom Software Developers

    • Austin
    • 100+ Staff
    • Listed by 1 users
    • LatinX-owned
    • B2B & B2C focus
    • Other locations (2)
    Projects

    E-Commerce Site Dev for Construction Company
    A construction company hired Rootstack to develop an e-commerce website from scratch. The tasks included consulting services, software design, software consulting, form layout, and product list. Rootstack responded to all requests and resolved all issues, earning the client's approval. The partnership brought massive results. Thanks to the team, the... read full review

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    Enrique Urdaneta at Implosa
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  19. Galaxy IT Inc.
    (1)
    Claimed

    E-Commerce Development

    • Parma Heights
    • 10 - 49 Staff
    • Listed by 1 users
    • B2B & B2C focus
    Projects

    CRM and eCommerce development with Marketing services (SEO and PPC Google Ads)
    Working with Galaxy IT was an exceptional experience from start to finish. They really took the time to understand our business objectives and adjusted their strategy to meet our specific needs. The team consistently delivered top-notch results on time, from enhancing our website’s SEO and running successful ad campaigns that generated around 100 le... read full review

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    Dimitry T., Owner
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  20. Webcapitan
    (1)
    Claimed

    Web Development

    • Vinnytsia
    • 10 - 49 Staff
    • Listed by 1 users
    • B2B & B2C focus
    Projects

    Talented designers, experienced developers and good management
    It was a matter of luck that we have chosen this agency. We have shortlisted and interviewed more than a dozen agencies and by the time we started communicating with Webcapitan, we were simply exhausted. I liked a calm and professional approach. The first impression of communicating with the manager and the CEO was very positive and we decided to ch... read full review

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    Private User at Kedr Automotive Distribution and Services
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  21. Mindgrub
    (1)
    Claimed

    Mobile App Developers

    • Baltimore
    • 100+ Staff
    • Listed by 2 users
    • Other locations (4)
    Projects

    Web App Tool & UI for Identity Monitoring Company
    Speaking from the experience of having worked with many outsourced teams over the years, Mindgrub possesses two features that are particularly noteworthy. First, they’re a full-service organization that brings a variety of skill sets to the table. Instead of hiring a contractor or onboarding an employee, we can disperse them onto a project for a han... read full review

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    Private User, CTO
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  22. Lizard Global
    (2)
    Claimed

    Custom Software Developers

    • Rotterdam
    • 50 - 100 Staff
    • Listed by 2 users
    • Minority-owned
    • Women-owned
    • LGBTQ+ owned
    • Asian-owned
    • B2B focus
    • Other locations (2)
    Projects

    Successful Fintech Application for Financial Management
    The financial landscape is constantly evolving, and the need for efficient and user-friendly tools is more critical than ever. Through design thinking, Lizard Global helped us transform our company's challenges into a revenue-generating opportunity. The application is user-friendly and intuitive. Our clients can effortlessly navigate and uti... read full review

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    Private User in the Financial Services industry
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  23. SingleMind
    (1)
    Claimed

    Web Development

    • Lake Oswego
    • 10 - 49 Staff
    • Listed by 2 users
    • B2B & B2C focus
    • Other locations (2)
    Projects

    Pushing the envelope on top quality software. Could not have done it without Singlemind!
    Singlemind helped us design and develop a visual, collaborative and real time graph schema editor. To the best of our knowledge and our market research, the software we envisioned did not exist and Singlemind pushed the envelope on what was possible. The universal response of our users has been extraordinary because we built a product that is one of... read full review

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    Private User in the Computer Software industry
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  24. Evonicsoft
    (1)
    Claimed

    Web Development

    • Dubai
    • 50 - 100 Staff
    • Listed by 2 users
    • Asian-owned
    • B2B & B2C focus
    • Other locations (1)
    Projects

    Evonicsoft: Masterful Execution of Multi-Language Website for SSB Logistics
    Evonicsoft exceeded our expectations with their expert development of our multi-language website for SSB Logistics. Their professionalism, responsiveness, and mastery of WordPress and Elementor resulted in a visually stunning and functional platform that seamlessly supports English, Urdu, Chinese, Russian, and Japanese. Highly recommended for anyone... read full review

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    Private User in the Logistics and Supply Chain industry
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  25. Arubeus
    (1)
    Claimed

    Web Development

    • Madrid
    • Fewer than 10 Staff
    • Listed by 1 users
    Projects

    Everything my business needed.
    I have been working with Adrian since 2018, and I am extremely satisfied with the service he provides. He has a perfect understanding of my business needs, is fully committed and takes the time to research my industry, always delivering the best results. We are a premium barbershop, and with Adrian's help, we have achieved great success: from design... read full review

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    Oscar Romero at Luis Romero Peluqueros
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  26. Escolhadigital
    (2)
    Claimed

    Mobile App Developers

    • Porto
    • Fewer than 10 Staff
    • Listed by 1 users
    Projects

    E-commerce and Brand Development
    We felt that Escolha Digital understood what our company really needed. They gave us lot of advices on how to connect with the clients. We're selling more than even and couldn't be happier!... read full review

    António Marcelo Rocha, Brand Manager at Le Beard in the Apparel & Fashion industry
    António Marcelo Rocha at Le Beard
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  27. Cogworks
    (1)
    Claimed

    Web Development

    • London
    • 10 - 49 Staff
    • Listed by 1 users
    • B2B & B2C focus
    Projects

    A collaborative, experienced agency who are a pleasure to work with
    Through working with Cogworks, we were able to deliver a new website on time and within budget. The Cogworks team were extremely flexible and pulled out all the stops to ensure an optimum digital product. The new site is a step change in terms of capabilities and user experience, and has enabled in-house content creators to make changes with ease.... read full review

    Peter Nutton, Head of Digital Marketing & Distribution at Head of Digital Marketing & Distribution  in the Financial Services industry
    Peter Nutton at Head of Digital Marketing & Distribution
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  28. Drish Infotech
    (1)
    Claimed

    Web Development

    • Sahibzada Ajit Singh Nagar
    • 50 - 100 Staff
    • Listed by 1 users
    • B2B & B2C focus
    • Other locations (1)
    Projects

    Exceptional Website Design and Development Services
    Drish Infotech delivered exceptional website design and development services. Their expertise in HTML, CSS, and JavaScript, along with responsive design, ensured a flawless final product. Their SEO optimization and user-friendly interface greatly enhanced our online presence. Highly recommended for top-notch web solutions!... read full review

    George George in the Security and Investigations industry
    George George in the Security and Investigations industry
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  29. hedgehog lab
    (1)
    Claimed

    Mobile App Developers

    • London
    • 100+ Staff
    • Listed by 14 users
    • Minority-owned
    • B2B & B2C focus
    • Other locations (2)
    Projects

    Brilliant service - highly recommend HHL
    Brilliant company to work with. Most impressed with their willingness to deliver on their promise despite all hurdles that inevitably crop up along the way with a complex project like ours.... read full review

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    Andrew Worgan at 1UPP Ltd
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  30. Somnio Software
    (1)
    Claimed

    Mobile App Developers

    • Montevideo
    • 10 - 49 Staff
    • Listed by 1 users
    Projects

    Awesome App Development with Somnio Software
    Somnio Software approached the client's development challenges head-on, going out of their way to find unique resources that fit the client's budget and goals. Their attention to detail was a boon to the project. The partners utilized monday.com to outline development sprints and communicated through Zoom.... read full review

    Stephen Phillips, President at United Texas Bank Dallas in the Banking industry
    Stephen Phillips at United Texas Bank Dallas
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