Top 100 App Developers

Clearbridge developed a full-featured iOS and Android app that enabled telecom customers to pay their bills and manage their statements. The client raved about the team’s proactive attitude, immaculate project management process, and flawless – though complex – deliverables.

“They’ve impressed multiple departments and teams within our organization. They’ve set a new standard for us.” – Product Manager, Telecommunications Company

nomtek developed a mobile app to encourage the use of the client’s existing software tool, offering their technical expertise and capabilities in app optimization. They impressed the client with their coding, product development, and “tidy” end-to-end project management.

“There is nothing that I can think to improve. Overall, we were pleased by the collaboration. I would give them high marks for every factor.” – CTO at Educational Organization

Konstant Infosolutions created several mobile CRM and ERP apps to be used across a multi-channel network of 4,700 distributors, partners, and retailers. Their timeliness, planning process, and understanding of the client’s needs resulted in an ongoing partnership to develop a cloud migration and mobile expansion.

“The approach has been fantastic and the deliverables are quite impressive.” – CIO, Construction Corporation

Salvaging an already struggling project, Daffodil developed and successfully scaled a number of apps for a food service company. The team’s services were retained after impressing the client with their resourcefulness, efficacy, and customer-centric approach.

“They’ve got the right team to try and build out the solution at a reasonable, affordable rate. They're very focused on delivering quality work.” – CTO, Food Distributor

An internet bookstore wanted to create an online solution for people wanting to read on mobile devices. Better Software Group developed the app from beginning to end, doing wireframing, coding, and programming.

"They are very strong at UX, graphic design, application design, and knowledge of current trends. They have impressive creativity, quick problem solving, and time management. It's good value for the quality of work done." — Director of Development, Internet Bookstore

A beauty salon hired Digiryte for their digital development services. The agency developed a customized software that included automated billing, customer reviews, and more. The software is easy to use and has brought in new customers. 

"I’ve shown my website to a few people, and they’re all impressed. I can use the software with ease, and it captures all the data that I wanted. People come to the salon after seeing the look and feel of the webs."–VP Technology, Beauty Salon

A filmmaker startup recruited Majestyk to develop a minimum viable project (MVP) for its platform, which allows students and professors in the film industry to connect, communicate, and submit projects. After the startup had a negative experience with another app development company, Majestyk saved the day, developing a web platform from the ground up.

“Majestyk developed our web platform, starting again from scratch. We plan to develop a mobile app in the future. … They’ve all been helpful in terms of communication.” – Co-Founder and CEO, Film Startup

Dot Com Infoway was hired by a comprehensive platform for fitness enthusiasts to interact, share knowledge, track personal performance, set fitness goals and stay motivated by sharing workout pictures. Dot Com Infoway marketed and branded all the aspects of the app. Dot Com Infoway was instrumental in taking the app to the masses through an end-to-end marketing campaign that included ASO optimization, keyword analysis, multi-channel strategies, country targeting, A/B testing of creative assets, KPI-based campaigns. As a result, the recorded significant growth and success. 

“Dot Com Infoway has taken the time to understand our requirements and has delivered beyond our expectations.” – Owner, Fitness App Startup

Waracle developed an intuitive and easy-to-use app to showcase the client’s intellectual capital and real estate information. Faced with a rigid timeline, the firm delivered an innovative and successful product from their deep experience in development.

"Their technical expertise with mobile apps is second to none." – Director, Real Estate Company

An essential oil company hired Excellent WebWorld to develop mobile apps and a website. The client's platform allows users to collect recipes and manage their inventory of essential oils. They developed iOS and Android apps as well as a website for backend administration. The apps were well received by the client's customers.

"Within six weeks of our launch, we had over 500 users and the feedback was overwhelmingly positive. Many people commented that the user interface was intuitive and pleasant, so their UI designer did a fantastic job. " - CTO, Essential Oil Company

Netguru developed a native iOS and Android app, from minimum viable product (MVP) to outstanding finished product. Their customer-centric approach and company culture wowed the client, as did their responsive project management and transparency.

“People are really impressed by the system. In terms of ease of use, it’s a dream.” – Co-Founder, Healthcare Tech Firm

Under a tight deadline, Ready4S developed and implemented an app solution to give the client’s employees easier access to customer data. The team earned praise for its cooperative approach, project management skills, and quality results.

“I am pleased with our effective cooperation with Ready4S. … I highly recommend Ready4S as a reliable partner.” – Former Sales Support Director, Global Bank

An event planning firm needed CodigoDelSur to build them a clean and effective website. The agency helped with a lot of advancements including, design upgrades, and bug fixes. As a result, the website saw an increase in traffic and engagement.

“I’ve had no problems with anything, which is rare. Their [CodigoDelSur’s] Agile project management has been second to none, and the customer service has been fantastic.” – Digital Marketing, Event Planning Firm

Y Media Labs developed mobile apps for a financial services firm on both iOS and Android to complement the existing web-based platform. The team’s responsiveness and focused approach gave the client early confidence and ultimately returned a premium finished product.

“Y Media Labs really goes above and beyond to work with the client to ensure that the final user experience is great. To this end, they work with best practices and prior experience to improve our offering.” – Mobile Product Lead, Financial Services Platform

Mercury Development built an app that car salespeople can use when talking to car manufacturers. The app shows the ideal combination of materials for a car to ensure the frame is lightweight but still sturdy.

“Whether I was talking to some of the leadership people, or the project managers, everyone was always enthusiastic. I never had a problem getting a hold of someone, and I never had any questions about them being realistic around timelines.” – Senior Manager of Digital Marketing, Chemical and Manufacturing Company

A Canadian military nonprofit partnered with 247 Labs Inc. to build a job search platform for veterans integrating back into civilian life. 247 Labs Inc. was hired as a subcontractor responsible for delivering backend development with a focus on analytics, as well as longterm maintenance. 247 Labs Inc. used MongoDB and MySQL to develop the backend of the platform, including an automated matching functionality and improved on-site search. Following 247 Labs Inc.'s work, the military nonprofit noticed significant audience growth. 

"Initially, we migrated around 7,000 candidates to the new platform. It reached 10,000 users by February 2018, which was a confirmation of the site’s design and usability. Our employer count also increased, from 300 at the time of migration to 450 by February 2018." - Program Manager, Military Nonprofit

Tintash provided development services using emerging technologies on a range of projects for an enterprise home goods retailer. Their deliverables included AR and 3D Products, iOS mobile applications, applications in the interior design and product visualization vertical built using Unity, and Python-based systems that automated 3D asset management pipelines. The client was very impressed with Tintash's diligence and quality of work.

"Tintash has worked hard to deliver products on time. I’d argue that the quality of their work puts them above what we could find in Silicon Valley." – Head of Innovations, Home Good Retail Enterprise

With 10 developers assigned to the project, Algoworks designed and developed a custom web and mobile solution for rush delivery to the app store. After the app launched successfully with 200,000 downloads, the team’s support continued to impress, much as their flexibility, creativity, and quality had before the deadline.

“Working with Algoworks was a great experience in terms of timeliness and quality.” – President, Consumer Product Startup

Despite the project’s complexity, e-Legion excelled at developing, testing, and providing support services for a mobile banking app. The client appreciated the team’s timeliness, cost-effectiveness, and capabilities across a range of mobile services.

"We didn't need to spend extra time or money on testing because e-Legion's work was so good." – Director of Development & Electronic Channels at Russian Bank

Over a five-year span, SimbirSoft developed numerous web and mobile apps for brands in the client’s portfolio. The end-product enjoyed positive reviews and helped the client meet revenue goals, while the team’s service-oriented attitude and flexibility were also appreciated.

“It is always pleasant to deal with the SimbirSoft team. A devoted manager who is always in touch with us also creates this sense of comfort. Their speed of delivery and the quality of their work is excellent.” – Project Manager, Russian Publishing Company

Techugo created a native mobile app for a large national bank that enabled users to monitor transactions with heightened security features. After a systematic and streamlined project management process, the client was thrilled by the team’s availability and positive demeanor and the app’s ROI.

“Everything went perfectly. … The users are really happy, and the user experience was improved.” – Relationship Officer, National Bank

Shakuro helped create a social networking app for a startup. The agency designed and developed the app, as well as maintained the content management system (CMS) for the platform overall. The company was impressed with the quality of the app and has noticed an increase in engagement.

“I think it’s much better to have more of a dedicated team, and that’s why we’ve stayed with them [Shakuro] throughout this period.” – Co-Founder, App

The founder of a money transfer service had an idea for quick and seamless international money transfers and brought Prismetric on board to build both the iOS and Android apps.

“They are great to work with and always ready to make necessary changes without extra cost. The results were perfect, and I am satisfied with the project.” – Founder, Money Transfer Service

Sunflower Lab built an admin app to oversee two native Android and iOS apps for a ridesharing platform. They provided strategic guidance and development work, garnering praise for their technical expertise, timeliness, and communication.

“As a business owner, Ronak understands many different industries, but he is also a technologist. He knows how to implement the latest technologies and make the best product possible.” – Co-Founder, Ride Sharing Service

Despite the ambitious timeline and unforeseen technical obstacles, Innofied Solution returned a high-quality app for both iOS and Android that accommodated the client’s existing wearable app. On time and within budget, the team received praise for their front- and back-end interface designs, as well as positive demeanor.

"The Innofied team was professional, competent, responsive, and dedicated." – Director, Global Healthcare Company

A healthcare company was building an online tool to facilitate more efficient collaboration between doctors, but Safari didn't support the features they were looking to implement. After deciding to build an iOS app, they hired Future Mind to develop the app and include screen- and video-sharing capabilities, integrated the app with the existing healthcare system, and managed the testing process.

"The workmanship was excellent, as were their depth of knowledge and professionalism. Future Mind came in, gave us tons of change recommendations for certain areas, did the work, wrote the tests, and hit deadlines. Everything went well with this project." — Senior Software Engineer, Healthcare Company

DMI developed a mobile app on Windows for a large hotel group, providing extensive user experience research and design input such as wireframes and mood boards. Their work stands out for mobile, branding, and data management.

“They tend to think about the end product as a more marketable product. They don't just look at achieving the KPIs [key performance indicators] of the product owner here internally, but also looking to provide fantastic feedback in terms of how certain features or functions can be marketed.” – User Experience Lead, Large Hotel Group

Andersen partnered with a health technology company to develop a web app that needed frontend refactoring. They provided PHP Laravel development for the web app and supplied Ionic applications that run using data from the client's database. Andersen's expertise and reliable development work allowed several third-party platforms to have API integrations with the app. 

“The communication has been very good. Having a consistent team and dedicated resources on the project has been an advantage. They are skilled and have a very good work ethic and morale. We get replies even on weekends.” – CEO, Health Technology Company

Dom & Tom worked with a digital agency for a website redesign. Dom & Tom designed and tested code for requested features for the site. The agency felt that the Dom & Tom team was responsive and displayed impressive attention to detail. 

“Their staff was incredibly helpful. They follow up and they’re very attentive. They worked relentlessly to help us complete this project on time and within budget, which was phenomenal.” – Project Manager, Digital Agency

INLOOPX developed a mobile banking app for a bank in the Czech Republic. The app included fingerprint and face recognition technology and integrates with Apple Watch. The partnership is ongoing, and the app won an award in the Czech Republic.

“They have performed great and are responsive. I have no complaints.” – Head of Mobile Banking & Experience, Czech Republic Bank

Demonstrating fluency in several coding languages, the team developed a highly successful app that earned 10,000 downloads in two months. The client praised the developers’ work ethic and management’s flexibility and communication skills, calling the project an overall positive partnership.

“They have very good experience in product development. Their code is really good quality. The top management is very approachable.” – Founder, Real Estate Visualization Company

A large power equipment manufacturing company hired Quytech to develop an Android mobile app and a web app to help salespeople be more efficient in the field. The app collects data about the salesperson’s presentation and shares it with the home office.

“Quytech delivered what we asked them. The work is good, and we’ve received fewer complaints or requests for changes from the users.” – Engineer, Large Power Equipment Company

Uptech worked with a video production company to build a live streaming platform. The client found that the platform brought significantly more business to their company. They continued to work with Uptech to add in new user requested features.

“Since we built this platform, I've been tripling my revenue metrics compared to last year. Their work is reliable and professional. I can control and tweak every aspect.” – CEO, Video Production Company

Utility developed a live streaming platform for a new network. The project included UX/UI design, live streaming architecture, and search filtering. As a result of Utility’s work, the network received positive reviews and was acquired by a big name company.

“We provided our goals, told them what we needed, and collaborated during the rounds of UX designs, but they took it all from there and steered the strategies around how to implement and execute everything digitally.” – Director, Network

Rantmedia developed an app for a cybersecurity firm. They used the client’s existing assessment methodology, which was spreadsheet based, to develop an app that would perform the same tasks but be much more user friendly while still being extremely secure. The client was still in the testing phase of the project but reported being extremely happy with the product so far. 

“They never encountered something that was too challenging for them to handle, and it was quite a complex program. They were always very accommodating and took on the work with an incredible amount of grace.” – CTO, Cybersecurity Firm
 

A technology consulting firm wanted to develop a mobile app but needed technical resources to support the development. NS804 helped the client fine-tune its general concept before completing the app's design, development, and coding. Throughout the project, they leveraged their experience and expertise to proved crucial guidance.

"They were able to grasp our concept, pick up the ball, and run with it. They even provided improvements on my original idea." - Managing Partner, Technology Consulting Firm

A company dedicated to producing games for tailgating and outdoor activities needed an iOS app and hired Hidden Brains. They were so impressed with the work they decided to enlist their help again to build their website.

“The specs were very well documented, and there was never a question as to what I was getting.” – Owner, Game Manufacturer

AppsChopper developed a shopping app for an investment firm. The app helps people buy groceries and other things online. AppChopper's high-caliber deliverable has received positive feedback internally and from users alike.

"The AppsChopper team was absolutely dedicated to delivering unique, top-notch products. They delivered what they promise, and provided true value for our money."–Marketing Executive, Investment Firm

A tech startup veteran was working on a new fanfare app company and wanted to start with a native mobile app. Impiger Technologies came through to deliver both iOS and Android versions of the app.

“I got into it thinking it was short term but I’m definitely viewing it as a long term partnership. I have developers and project managers that are dedicated to my project.” – Co-Founder, Fanfare App Company

Chelsea Apps built an SDK for a customer feedback corporation. The SDK was to be inserted in customers' own mobile applications for better testing. It needed to be easy-to-understand for development teams to work with easily. Chelsea Apps made an SDK that was compatible for both Android and iOS.

"We're in the early days, but we've had 3 clients sign up to use the SDK and 2 of those clients are releasing updates to there own apps in the next month, so we're excited to see the user feedback, but the developer feedback so far has been great." - CTO, Customer Feedback Co.

Halcyon developed an iOS and Android app to ease addiction treatment through community support. The team’s robust code, quality design, and transparent workflow impressed the client, as did the end-product.

“We are very satisfied with their work. We have incredible reviews on the App Store and a rating of 4.6 stars.” – Co-Founder, Addiction Treatment App

December Labs built a mobile application for a communication technology firm in the US. The client maintains a web-based digital platform for government communication and needed mobile experts to integrate their functions into a mobile app. The December Labs team delivered the project on time with the requisite functionality. Furthermore, they did so with minimal interruptions thanks to proactive project management practices.

"They pay attention to detail, try to understand the problem, and come up with solutions instead of just meeting requirements. December Labs thinks through what you tell them to do and suggests alternatives when they are better for the project." — VP of Engineering, Communication Technology Firm

APPLIFY developed a web portal for a real estate company to connect homeowners with maintenance providers. This client valued their communication and responsiveness enough to prolong the partnership and create an app for both iOS and Android.

“APPLIFY will always do their best to get whatever needs to be done, done –  and in the way you want it to be.” – Director, Real Estate Company

RipenApps developed a website and corresponding native Android app for an IT services company. They also developed a data management system to improve operational analytics and provided visual and written content. They delivered an efficient, user-friendly design. 

“Our experience with RipenApps was great. Everything went well. We were happy because RipenApps really understood what we wanted. The most important thing was making the app and website user-friendly, especially for non-technical people, and RipenApps made it happen.” – Founder, IT Services Company 

OpenXcell developed a social media app targeted specifically at mothers for a consumer tech startup. They worked with the client, who had an in-house creative team, to implement their designs. They did all the backend development work and created apps for iOS and Android. The app was a success, surpassing the client’s expectations and gaining more than 1000 users within the first week.     

“If you think about the software development life cycle, I think OpenXcell excels in development. I can only speak from a partner’s perspective, but if you’re willing to put in the hard work with them, they will deliver.” – CEO, Consumer Tech Startup

Sonin built an app and website for a custom afterlife messages service. They developed the app to be very user friendly, with the ability to upload photos and letters, and to merge audio, video, images, and text. The client was happy with the finished app, and said that it was simple and intuitive. 

“Their technical competency was the most impressive thing. Some of the features we wanted in the app were quite complex.” – Operations Director, Custom Afterlife Messages Service
 

Credencys Solutions was hired to develop a gaming application for iOS and Android platforms. The client was pleased with Credencys Solutions' trustworthiness and adaptability.

"If they [Credencys Solutions] don’t know how to do something, they will find a way, figure it out, and they’ll do it."- Freelancer at Gaming Studio

NineHertz developed a Bluetooth app for both iOS and Android, plus provided logo design services. The client enjoyed the partnership’s transparency, open communication, cost-effectiveness, and functional deliverables.

“Everything was so good, I didn't have a single issue with them. If I found a bug or something that needed to be corrected, they were responsive and everything was good.” – Project Manager, Geolocation IT Firm

One of Toptal's most impressive clients is a machine learning and artificial intelligence platform for marketing. The sophisticated nature of the project required expert developers familiar with cutting-edge technology and complicated programming principles, and Toptal's freelance screening service enabled the client to find freelancers with the right skills quickly. The varying needs of the project made Toptal the right choice because they could easily expand and shift the focus of their development team.

"Toptal made it easy to work with the team. If there was ever anything wrong, it was fixed quickly." – Co-founder, Advertising Technology Firm

A theatrical performance group hired Cortex to create an online forum for its audience to learn more about the company. Cortex not only developed the strategy and framework for the project but also built all the front-end design elements. The client particularly was impressed with the project manager.

They're a small, attentive, flexible, and efficient team. I thought it would be impossible to complete this project on time, so their success was amazing to me. – Digital Strategist, Theatrical Performance Group