Top 30 App Developers for CRM Apps in London

Apadmi developed an app that enables customers of a large digital retailer to make in-store purchases and manage their accounts. From technical development to ongoing support and expertise, the client enjoyed the company's skill and flexibility and continues to trust in their partnership.

“Our collaboration has led to a number of successes with the mobile app — I wouldn't change a thing.” – Channel Manager, Global Financial Service

Tapptitude developed an app prototype for a food ordering company. They executed the food ordering company’s vision perfectly and were retained to develop the full product. Some app features Tapptitude developed included platform signup, payment systems, and restaurant menu integration.

“The proof that I’ve been happy with Tapptitude is that we’ve continued working long-term, even though I’ve had the option to use in-house developers. I felt that the communication was great and, most importantly, the quality Tapptitude provides is amazing, as is the communication.” – CEO, Food Ordering App

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

Brightec developed the front and backend of an iOS and Android app for a global housewares company. App users responded favorably, while the client appreciated the team’s savvy branding, responsiveness, and high quality deliverables.

“The app works really well and has a clean look and feel to it. Brightec did a great job.” – Digital Manager, Global Housewares Company

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
 

Offering both a strategic perspective and development skill set, Mubaloo developed a native iOS and Android app to facilitate exchanges between investment managers and investors. The project was successfully completed on time and on-budget and convinced the client to retain Mubaloo as a digital consultant.

"Mubaloo was refreshing to have for this initiative; their insight, approach, and knowledge was invaluable." – Solutions Director, Investment Firm

A fitness club hired Softwire for several projects after a successful website redesign. Softwire redesigned the client's booking system based on PHP and MySQL. Softwire then created a corresponding mobile app for booking. They also provide general maintenance and support, advise the client on branding and lead generation, and develop any custom software.

" Their mobile app, connected to the booking system, reduced the number of customers booking through our receptionists from 75% to 5% and allowed customers to easily schedule courses. Their stabilization to our main site helps bring in new members all the time. They cut down a significant amount of labor cost and continue to improve the membership experience." -IT Director, Fitness Club

SourceFuse has helped maintain an e-commerce automation company's platform for the past 10 years. SourceFuse assisted in new integration development, integration maintenance, product improvement, and new features & functionalities. The company has experienced a 32% ARPU increase with the help of SourceFuse.

"The SF team is self sufficient with an organizational structure of managers and leads, taking requirements from the internal team and driving tasks to completion." - Managing Director, E-commerce Automation Company

CronJ IT Technologies partnered with an education platform to develop a web application for users to assemble teams, perform tasks, and earn points that are redeemable for gift cards. They provided successful features for the launch of the application.

“The platform has lots of features. User can earn gift cards by solving problems, which makes it more appealing. We appreciated their project management, especially compared to the vendors we had worked with before.” –– Project Manager, Education Platform

An education app provider hired SO technology to develop a math teaching app. As part of the engagement, SO technology designed the app's architecture, outlined rudimentary designs, developed the database and back end, built an admin site, and built a game for the platform. The platform was completed and became popular among children, parents, and teachers. SO technology continues to provide technical support.

"They’re very versatile. I know that I can ask them to handle a bunch of different tasks, and they will be able to manage it." - Owner & Director, Education App Provider

Blueberry Consultants designed and built a platform to order healthcare items across multiple user and supplier systems for a medicinal product startup. The client was impressed with their expertise.

"Their recommendations proved to be vital for improving the overall development process." –Managing Director, Medical Product Start-Up

Anuitex developed an app for iOS and Android for a hospitality company. They also created a back office system and were in charge of the UX and UI design. The client was particularly impressed with their expertise and ability to effectively manage the project remotely. The app received rave reviews from the clients.

“They were very proactive and provided recommendations before we even asked them. Give them your ideas and let them translate those ideas into reality.” – CEO, Hospitality Company

Door 105 designed and developed an iOS application as well as a website for a beauty platform. They implemented features into the mobile platform that enable users to schedule and pay for services via Stripe or PayPal. The app received positive feedback about its look and feel, making them a go-to service provider.

"Their communication stands out." — Founder & Owner, Beauty Platform

An enterprise consulting firm wanted to create a market research platform for a new business opportunity. AppDrawn created a market research portal on the client's website that has created a new revenue stream for the company.

"Tim [owner, AppDrawn] is super responsive, helpful, and proactive. He's a trusted advisor to us when it comes to IT, and isn't afraid to push back when he thinks we should take a different direction." — CEO, Consulting Firm

Satva Softech provided cross-platform app development for a business services company. Their team implemented a marketplace, payment processor, and in-app messenger tool. The solutions had 12,000 users within 6 months.

“They often go above and beyond to work additional hours, and even weekends to help solve the issues.” – Co-Founder, Business Services Company

ARCH worked with a computer software company to develop a mobile application for a client. The project encompassed the design of the application from infancy, planning and developing all aspects of the UI through to full design prototypes and the finished product. 

“The project success was demonstrated in the functionality of the solution. The app solved a problem for our client by making information more portable and readily available.” – Managing Director, Computer Software Company. 
 

Neural Soft Solutions built and designed a Wix site for a nonprofit. They were in charge of the front- and backend development. The team also crafted content for the client's platform. The team was readily available and delivered satisfaction.

"I was satisfied with their work, stance, and just the fact that they were readily available." –Consultant, Nonprofit

STAKK built a mobile app for a jewelry marketplace. The platform had an in-house team for their web and mobile site, but their customers were requesting a mobile app. Beta testers of the app have given positive feedback on the app.

“...they met most of our deadlines, and if they didn’t there was a very good reason why that was.” - Co-Founder & CTO, Jewelry Marketplace

Together with an industrial chemical distributor, Fusion Business Solutions Pvt Ltd delivered an e-commerce website and is in the midst of a WordPress website development. The client is pleased by their attention to detail and responsiveness. 

"They quickly respond to changes or any idea that we have that goes in a different direction. They meet deadlines. I’m never waiting on them to get something done." – Digital Marketing Specialist, Industrial Chemical Distributor

JANETO worked with an emoticon social media platform to develop an application for Android. They created an app that features backgrounds and emoticons that can be used in text messages and developed a calendar to release new emoticons for users. The client was impressed with their ability to make the client’s ideas a reality. 

“They brought our idea to reality. They were quite cost-effective compared to what others quoted. They were easy to work with. Given the language barrier, they were great communicators.” – Director, Emoticon Social Media Platform

Codener developed a website for an accounting agency. The client had an existing website, but it was outdated. Codener developed a new website that generated significantly more traffic.

“They provide a full admin panel where we can manage our site by own.” - CEO, Accounting Agency

Artecha developed a website for a real estate company. The team consulted on, built, and designed the platform. They also identified and created a brand identity for the client.

"Our platform works good and looks really great. We have positive feedback from the users we’ve tested with." – Founder, Real Estate Company

TH-EY developed a website for a rental community platform. Their team worked on the frontend design and also provided ongoing support. The client is happy with the website and gave it positive feedback.

“I’m impressed with how well they contribute to solving our business problems and ways around certain issues. They think outside the box on projects and even on certain features.” – CEO, Rental Community Platform

An SaaS provider subcontracted Hoxton Digital to redesign some key pages of their company website. Response rate for the provider's recent marketing campaigns have improved since the redesign.

"They’re incredibly willing to iterate on the output. We went through multiple loops with them and they made minor changes throughout. They were quite invested in making sure we ended up with exactly the finished product we were looking for." - Co-Founder, SaaS Provider

DotCode redesigned a website for a futsal academy. The website needed to be remade with better-looking UI and design assets. The site experienced great amounts of traffic.

“Early on in the decision-making progress, they were able to very clearly articulate what services they were going to provide and how they would be helpful.” - Founder, Futsal Academy

Savvy Programmers developed an e-commerce website for a lingerie vendor. The vendor needed an outlet to sell their products online. Savvy Programmers helped the vendor boost their revenue through online sales.

“They are capable of doing deadline-oriented work.” - Former Head of E-Commerce, Lingerie Vendor

Accession designed and developed a website for a consulting and web development company. They delivered a satisfactory product according to schedule.

"Great work from the team."— Managing Director, Consulting and Web Development Company

An Internet marketing agency tasked Maxify Digital with creating a chatbot to further engage with customers and drive sales. The custom solution garnered a 70% increase in sales and traffic within months, though it was the team's communication that made for a smooth engagement.

"There was a quick response from their team which helped us maintain a seamless workflow." – Project Manager, Internet Marketing Agency