Top Mobile App Development Companies - 2021 Reviews

"Hyperlink InfoSystem stands out in terms of overall professionalism and service."

• CEO, Samtur AS

"Their speedy communication and ability to hold true to their promises are both rare and appreciated."

• Owner, HDE

“We had very good success with them in terms of understanding the requirements and keeping to the timeline.”

• Director of R&D, Window Shade Company

"Mercury's skill and attention to detail are exceptional and second to none."

• Founder & Director, Software Company

"After listening to my needs, they asked the right questions to dig deeper into my ideas."

• Founder, Sports Startup

"The quality of their work speaks for itself."

• Co-Founder & CFO, Shepper

“They always find the best way to go about solving a problem.”

• Engineering & CX Operations Manager, Tech Startup

"We don’t have a large IT team, so having Appinventiv as a trusted and valued partner has been remarkable."

• Senior IT Project Manager, Pride Mobility Products Corp

"Their quality of the code, pride in their craft, and their communication was most impressive."

• Director, Mobile Engineering, Personalized Product Retailer

"The end product was exactly they initially briefed me on."

• Managing Director, Thinkbox Interactive Ltd.

"Miquido company is a model worth following in CSR."

• Board Member, The Łanowa Association

“They’re nice, extremely professional, and super talented. Not to mention, it’s fantastic to collaborate with them.”

• Co-Founder, Online Opinion & Debate Platform

“I’m very happy working with them.”

• Founder, Lys Academy

"itCraft understood our vision from the very beginning and made technical recommendations based on our business needs..."

• Founder & CEO, Mental Health Platform

"What was most impressive was probably their speed and skills."

• Director of Creative Strategy, Sports Content Company

"Their competence has really impressed us."

• CEO, Octobus Technologies

"No task was too complex for them."

• CEO, DNC Services

"Their team’s committed to our project; They’re in it to win it with us."

• Co-Founder & President, Software Development Company

"The team was responsive, competent, easy to work with, had great development skills, and gave timely deliverables."

• Owner & CEO, Workflo Solutions LLC

"There are many development firms that will just build what you ask them to, but Frogslayer is genuinely a partner."

• Chief Commercial Officer, Legal Technology Company

“Working with Sidebench has been the best experience we’ve had with any developer thus far.”

• Founder, TelMD

"I didn't feel like just another client on their books."

• CEO, Dcentric Health Ltd

“From day one, they shared their own ideas, and you could tell they were excited about what we were building.”

• Chief Product Officer, Nutrition Platform

"Their communication was efficient and delivery dates were on track."

• Head of Operations, Transilvania IT Cluster

"They’ve been clear on the best ways to pursue our vision while being honest about what we can and can’t achieve."

• Owner & President, Veterinary Consulting Company

"We highly recommend RichestSoft."

• Owner, Learn Fijian

"Nickelfox is very easy to work with."

• Co-Founder & Product Design Manager, Ubirider

"It's a friendship as much as it's a business relationship."

• Co-Founder, Bariatric Medical Institute

"They were flexible, easy to work with, and able to bring new ideas to the table."

• Management Director, Tutoring Company

“Anyone who works with them will be happy with the results.”

• Founder, Live Streaming Service

"The most impressive aspect was their design process."

• CEO, Nonprofit Organization

"Their expertise, availability, and professionalism were most impressive."

• Marketing Partner, International Dymension

"X2 Mobile’s technical prowess is stellar."

• Director of Technology, Collaborative Classroom

"They were constantly asking questions and trying to pinpoint what we needed and in what form."

• Co-Founder, AIdentyfy

"The quality of the work was exactly what I paid for."

• Managing Partner, Smalk Works

"They adapted to all the changes we made throughout the project."

• CTO, Health Services Company

“I have referred several people to Rapptr — that’s how strongly I feel about working with them.”

• Founder, Software Company

“Whenever there was a problem, they were able to resolve it within 24 hours.”

• Former Digital Comms Director, Delegate of EU to US

"Their planning skills and business analyzing skills have been extraordinary and detailed."

• Senior Developer, Travel Company

"If I have any questions, I can reach out to their team, which I love."

• Artist, Art by O