WillowTree, Inc.®

We Take Mobile Personally™

"WillowTree have been one of the top vendors that we have worked with over the past few years. They have done exceptional work."
— Director, Leading Direct Marketing Firm

"It really felt like a partnership. They brought a fresh enthusiasm to the project."
— Director of Web Services, Leading Public University

Employees: 50 - 249
$100 - $149/hr
888.329.9875

“We are extremely satisfied with Y Media Labs and have returned to them for multiple development projects. Y Media produces great looking and functioning apps.”
— Founder, Educational Mobile App Firm

"Y Media labs has done a great job developing our apps. So far, they have developed 7 of our total 56 applications and we are pleased enough to continue working with them to develop all of our remaining applications."
— Founder, Theme Park App Firm

Employees: 250 - 999
$150 - $199/hr
415.839.8584

Dom and Tom

User experience and development for iOS & Android

"I’ve worked with a lot of vendors, and a number of them have just been excellent, but I would put Dom & Tom in the top ranks of that group. They were very professional, very organized."
— Executive Producer, Academy of Television Arts & wSciences

"They’re great in terms of technical support. Dom & Tom have great developers that work at a very high level and yet are able to translate their technical knowledge into lay business terms."
— Co-founder, Mobile Tech Company

Employees: 50 - 249
$150 - $199/hr
646.741.5049

Appster

The App Developer for Entrepreneurs and Start-ups

"Their communication levels and genuine empathy with the products and companies they work for were outstanding. Appster has a genuine love for creating innovative ideas and apps. They love the passion that budding entrepreneurs and large corporations bring to the table."
— CEO and Founder, Social Startup

"Their commitment to excellence has been exemplary. They have not hesitated to fix and get it right...The quality has been fantastic."
— Founder, Startup Company"

Employees: 250 - 999
$50 - $99/hr
844.277.7837

ArcTouch

Mobile & Connected Experiences

"ArcTouch is easy to work with because they are experts in their field. They’re also willing to go the extra mile...They did such an excellent job on Skyjet and they really are great partners."
— Brand Manager, Skyjet (Jet Charter Company)

"They were always willing to implement needed changes and would go above the cost projections to keep the project within budget."
— Project Manager, Aerospace Manufacturer

Employees: 50 - 249
$150 - $199/hr
415.944.2000

Intellectsoft

Developing serious software solutions

"Working with Intellectsoft has been a very positive experience. They’re a small company, and we found that as a result they were able to give us a great deal of attention. We’re extremely satisfied with the application and we hope to partner with Intellectsoft for future projects."
— CEO, Software as a Service Company

"We are unbelievably happy. I’m very, very happy with the work they delivered."
— Managing Director, Mobile Gaming Start-up

Employees: 50 - 249
$50 - $99/hr
408.879.7338

Zco Corporation

A Tried-and-True Development Company

"It has been a pleasure to work with Zco to develop our application, and I would highly recommend them to anyone who is looking for a professional and experienced company that does exceptional work."
— Co-Founder, Fun Face Photos (Entertainment Application)

"We are so satisfied with Zco that we have started a second phase of work with them that is currently ongoing."
— Manager, Global IT Manufacturer

Employees: 250 - 999
$25 - $49/hr
603.881.9200

OpenXcell

A Leading Mobile App Development Company

"I’ve dealt with numerous IT development firms and, hands down, this is the first and only firm that has been reliable as far as timeliness of communication and knowledge. I don’t think I would even go to anybody else after doing business with them."
— Founder, Mobile App Startup

"The communication is great, and we are more than satisfied with the quality."
— Project Manager, Development Firm

Employees: 50 - 249
< $25/hr
888.777.4629

"Mobisoft's attention to us as the customer is excellent. They really care about our business and listen to our needs."
— CEO, The Public Register

"Mobisoft goes beyond their regular working hours to get things done. Once there is a commitment made by the team to deliver something."
— Director of Engineering, Mobile App Firm

Employees: 50 - 249
$25 - $49/hr
855.572.2777

Five

Design-driven mobile app development

"We’ve worked with Five for a number of years, whether it’s on mobile applications or web applications, they’ve always delivered excellent work. "
— Vice President of Engineering, Rhapsody

"The team at Five is very communicative...It feels like they’re a member of our team and less of a contracted shop. We’ve built a great relationship with Five over time. "
— Director of Design, Farmigo (Online Retailer)

Employees: 50 - 249
$100 - $149/hr
2033135256

Konstant Infosolutions

Creative • Innovative • Functional

"The creative process was awesome. I was impressed because they [Konstant Infosolutions] have no idea what our business is. I gave them a crash course on our business. They grasped the concept very well and very quickly."
— Solutions Specialist, LED Light Manufacturer

"Konstant Infosolutions did their best to make me feel like I was a part of the process even though I couldn't be there physically. I think they did a great job."
— Owner, App Startup Company

Employees: 50 - 249
< $25/hr
888.866.0067

ChromeInfo Technologies

Enterprise & Mobility Partner

"They’re very professional about how they approach everything. They’re very methodical and very accommodating."
—Entrepreneur, Mobile Application Developer

"What I found that I really enjoyed about them was their flexibility​"
—Owner and Founder, Small Consulting Services Firm

Employees: 50 - 249
< $25/hr
981.060.0971

Small Planet Digital

Mobile Application Design & Development

"Small Planet thinks from their customer's perspective, they look to understand what we want to achieve. They helped us think about how our end users would be using the product and how to make it better."
— General Manager, Global Market Research Firm

"They undersell and overdeliver. That is why every project that is app-related goes to them."
— Manager, Digital Creative Services

Employees: 10 - 49
$100 - $149/hr
718.801.8230

Hyperlink InfoSystem

Best Android & iPhone App Development Services

"I really appreciated the work that Hyperlink Infosystem provided. They were very helpful, responsive, and very fast...Hyperlink Infosystem was available for me 24/7."
— Owner, Taxi App Startup

"I didn’t expect much, but they’ve blown me away with their level of commitment and their quality of service. The quality of code they delivered is bar none – the best I’ve seen provided to me thus far. They do fantastic work." 
— President, Mobile Application Development Company

Employees: 50 - 249
< $25/hr
+91-8000-161-161

Prismetric

Delivering Quality Products and Premium Services

"They just take it and run with it, and if they have any questions, they’ll chase me down and ask me. But, they just run with it...really makes me want to work with them again and again."
— CEO, Software Development Firm

"I’m very happy....it was definitely a good experience."
— Mobile App Entrepreneur

Employees: 50 - 249
< $25/hr
+91-79-40070367

"With Matellio, the best part for us is definitely having an onshore project manager and an offshore team. We get the service and timeliness that we need here in terms of communication, along with the cost and speed of work being done overseas.
— Owner, Wedding Planning Company

"The main advantage is that Matellio has very good organization and were strong in communicating the status of the project. Their management skills helped make the process go much more smoothly compared to other vendors."
— CTO, ATM Advertising Platform

Employees: 50 - 249
< $25/hr
408.675.6740

Nine Hertz

8 Yrs of eminence in Web & Mobile App Development

"The number of downloads of our app has been quite fantastic. Within the first week, we had around 8,000 downloads from iTunes. So far, we are very satisfied with their work."
— Founder, Culinary Networking Site

"Nine Hertz was able to take some pretty nondescript ideas, and turn them into a real functioning Web application. I was impressed with their ability to read between the lines of what I was asking and make it happen."
— Founder, Social Media Platform

Employees: 50 - 249
< $25/hr
+918947844954

Hidden Brains InfoTech

Web & Mobile App Development Company

"One product that Hidden Brains InfoTech worked closely with us launched, and we immediately signed a school district with 30,000 users to the platform. We beat out some of the larger Fortune 500 companies. It was a big hit right out of the gate."
— Owner, Digital Agency

"Hidden Brains will get the right result the first time... If I need a larger-scope feature done quickly, Hidden Brains will be able to deliver without a drop in quality."
— Owner, Software Training Company

Employees: 250 - 999
< $25/hr
+91 989 802 1433

Syon Infomedia

Award Winning Mobile App Development Firm

"They are very responsive, professional people. The one thing I appreciated most about Syon Infomedia is that during this period, they worked on our project like it was their own project, rather than treating it as a low-priority client project."
— Business Development Manager, Skylark Infomedia (IT Startup Company)

"Syon Infomedia gets the projects done on time. They are responsive, hands on, and always giving us an update every few weeks on where the project stands. They make sure that whatever our demands or needs are, no matter how challenging, they are able to meet them."
— Consultant, Information Technology Firm

Employees: 50 - 249
< $25/hr
385.722.5334 (24x7 Toll Free)

Toptal

Hire the top 3% of freelance talent.

"What separates [Toptal]... is that they are great at vetting candidates and at making sure they’re at the top of their game. That’s their secret formula."
— Founder & CEO at MJCZone, Inc.​ (Business Services)

"The developer they assigned to us was extremely intelligent. He had a lot of practical knowledge and an intuitive sense of design."
— Vice President of Sales & Development, Business Services Firm​

Employees: 250 - 999
$100 - $149/hr
888.604.3188

PhD Labs

Design. Build. Launch.

"They grasp the concepts; they ask the right questions, and they come back with a design that surpasses expectations."
— Systems Manager, Global 500 Consumer Products Firm

"For us to put the kind of trust in them to help spearhead and develop the first version of our platform, speaks volumes."
— COO, Healthcare Startup

Employees: 10 - 49
$100 - $149/hr
949.214.4003

TechAhead

The Mobile App Development Experts

"I was very happy with their work. The software came out better than I anticipated. TechAhead was willing to go the extra mile for me. I was impressed with the way they handle a project, the team they assign to it, the competency that was executed, and the quality of the product at the end."
— Development Manager, Nonprofit Production Company

"TechAhead is a very diverse group with expertise in almost any technology that you can imagine."
— President, Business Intelligence and Data Management Company

Employees: 50 - 249
$25 - $49/hr
91.99.10.224009

MentorMate

Mobile & Web, Applied.

"MentorMate's performance is outstanding. They are probably the best vendor that I’ve had the opportunity to work with in this space."
— Head of E-commerce at ShopHQ (Online Retail Company)

"They’ve managed to eliminate the language barriers that would typically arise during most offshore scenarios. The leadership that we liaise with face-to-face are located here in Minneapolis, which means we receive great project management attention in addition to high-quality, cost-efficient custom development."
— VP of Technology Solutions at 3Wired Group, Inc. (Logistics Company)

Employees: 50 - 249
$50 - $99/hr
877.635.8131

ELEKS

We design, develop and enhance software products

"They do work to a very high standard. They apply information engineering disciplines to the work they do, and they do understand how important it is to meet customer expectations. I think those are the things that matter most about ELEKS and have been instrumental in their remarkable growth and success."
— Founder, Teleologica (Boutique Management Consultant Firm)

"The strongest measure of their quality is that we still use them after 12 years... They're the first people we turn to when we need additional development support."
— Chief Financial Officer/Chief Executive Officer, Computer Software Firm

Employees: 250 - 999
$25 - $49/hr
+1.702.765.4466

Iflexion

Advanced Web Solutions & Enterprise Web Apps

“Overall, I think I’ve been most impressed with IFlexion's talent pool. It’s been made clear numerous times that they have some very capable developers, project management and executive leadership.”
— Owner & Founder, WePassed

“iFlexion has offered invaluable recommendations to us, and they’ve been a major factor in the way our product has evolved.”
— Partner,Sleepers in Seattle

Employees: 250 - 999
$25 - $49/hr
512.501.3621

Amadeus Consulting

Custom Software Solutions. Real Results.

"From a project management perspective, they've also been great. They're responsiveness and attentiveness is quite exceptional. They're willing to work extra hours to ensure what they deliver is up to par."
Chief Technology Officer, Media Broadcast Company

"Their [Amadeus Consulting] brainstorming program during our initial sit-down discussion was unique, in my experience. I also found that we had open access to their other teams for marketing and PR."
— Vice President at Sospes

Employees: 50 - 249
720.564.1231

Worry Free Labs

We Create Remarkable Mobile Experiences

"They are extremely professional, extremely honest, and they’re going to be there for the long term."
— Owner, Wholesale Startup

"We’re very happy with the caliber of work, communication, and ability to meet deadlines."
— CEO, Technology Startup

Employees: 50 - 249
$100 - $149/hr
646.741.5006

Impiger Technologies

Software Development Experts for Over a Decade

"My Impiger project management team is fantastic. They're responsive. They are very organized. The schedule works like clockwork. They delivered on time."
— Founder, SquaredSky (Bookmarking Platform)

"Impiger has saved us a bunch of money. I don't know if I can put an exact number to it, but they've probably saved us 50 percent to 60 percent of what we were previously paying."
— Founder, QTrak (Package Tracking Platform) 

Employees: 250 - 999
$25 - $49/hr
972.346.8186

MLSDev

World-class mobile and web apps development

"They asked some great questions as we went through the process. It's clear they think about these projects on a level beyond what we saw with some of the other firms we tested out. MLSDev is proud of their work and are concerned with the quality of work they turn out. The code is very good, but I'm most impressed with their approach."
— Project Manager, Payment Provider

"We were really satisfied with their performance. MLSDev was very proactive in terms of reaching out when they had questions or when they needed clarity on any of the feature developments."
— Head of Products, App Startup

Employees: 50 - 249
$25 - $49/hr
+380975058161

Intuz

Innovative Mobile Apps Development Company

"When we found VITEB (Intuz), we finally found a truly professional company to work with. Working with VITEB allowed us to grow thanks to their fair pricing and quality work that met our desired design and function in the website."
— Editor, Publisher

"I would recommend VITEB (Intuz) to everybody that needs a solid company that will always deliver, no matter how big and complex the project is."
— CEO, Online Cabinet Retailer

Employees: 10 - 49
< $25/hr
650.451.1499

"We are very satisfied with our partnership with July Systems. July Systems is a much smaller shop than we typically work with, which allows for a more flexible and responsive partnership."
— Vice President of Information Technology, Specialty Retailer

"They take a long-term view and were able to work with us around challenges that popped up along the way. I felt like they were an extension of our company."
— Media Director, Sport Association

Employees: 50 - 249
$50 - $99/hr
650.685.2460

Ready4S

Smart and Fast Mobile App Development

"Ready 4S had strong communication from the start, and we understood each other's needs and limits. They were very proactive in contacting us, and never refused a challenge. As far as developers go, they're some of the best that I’ve met."
— Founder, Sportfolio (Sports Events Company)

" Ready4S performed very well. They are very talented, and I was lucky to find them since many other developers can't handle our mobile projects."
— Project Manager, Security Company 

Employees: 50 - 249
$25 - $49/hr
+48 12 307 15 14

Cleveroad

Be clever, follow the right road!

"The end client is satisfied with the work Cleveroad did. They are a successful law firm, so this management system has helped them to increase their profits. They also have better communication with their clients. From this point of view, the project has been a great success."
— Owner, Miller LLC (Law Firm)

"I am satisfied with what Cleveroad provided: great interface design, an easy-to-use app and, most importantly, flexible app logic that enables us to add new features and improve app performance."
— Founder, Veterinary Startup

Employees: 50 - 249
$25 - $49/hr
+380 (66) 489-6889

"CodigoDelSur delivered on the engineering. They did the work in a clean and very straightforward manner. They were able to problem solve and handle a complicated piece of technology."
— CEO, Weev (Social Media Video Tool)

"CodigoDelSur was very easy to work with. They had a positive attitude, were willing to solve problems, get work done and take ownership of the project."
— CEO, Kindara (Medical Tool)

Employees: 50 - 249
$50 - $99/hr
+598 23361732

Yalantis

Apps for All Screens

"Out of all the development teams we’ve tried, Yalantis has an ability to say no, which is huge. They have the ability to be self-steering, and they have problem solving skills. It’s almost like they’re here." 
— CEO, Business Intelligence Provider

"I think Yalantis provides a great service for their cost, especially relative to other app companies that provide a similar level of development." 
— Co-founder, Online Publication

Employees: 50 - 249
$25 - $49/hr

"They act as a partner and don’t overanalyze scopes; they do what it takes to make the product right."
— Chief Innovation Officer, Mobile Marketing Strategy Firm

"Their pragmatism is an asset. I think that makes them stand out."
— CEO, Boutique German App Developer

Employees: 10 - 49
$50 - $99/hr
+48 537 606 402

PointClear Solutions

Healthcare Technology Re-Imagined

"They have been great partners to work with in terms of their ownership and overall flexibility."
— Director of App Development, Fortune 100 Drug Retailer

"Everyone that I’ve dealt with at PointClear has been very professional. They are very well credentialed."
— Project Manager, Healthcare Firm

Employees: 50 - 249
$100 - $149/hr
470.223.4370

APPEK Mobile Apps

We build apps that get featured on reddit!

"Appek has a lot of talent on the design side, and places considerable focus on user interface design."
— CEO, Digital Advertising Platform

"Their strongest skill sets are discovery, branding and design."
— Founder, Mobile Marketing Platform

Employees: 10 - 49
$150 - $199/hr
877.217.2452

Citrusbits

Top Mobile App Development Company

"I am satisfied with Citrusbits. They've been very responsive...We have gotten some user feedback, and it's been incredibly positive."
— Freelancer, Sole Proprietorship (Lighting Specialist)

"We're very satisfied. Citrusbits kept us informed every step along the way. They have the ability to be responsive to what we needed, and take our ideas, and shape them into an app that people would want to use."
— Operations Director, Tarzana Treatment Center (Health Center)

Employees: 10 - 49
$100 - $149/hr
925-452-6012

Dogtown Media

We Create Extraordinary Mobile Apps

"I couldn’t ask for a better firm, and we’ll definitely use them for any applications we do in the future."
—CTO, Online Health Mobile App Startup

"They came in on time and on budget, so we’re happy. They’re very generous with their time."
— CEO, Technology Consultancy

Employees: 10 - 49
$100 - $149/hr
888.205.1061