Top Mobile App Development Companies - 2021 Reviews

"They have a good team of developers with a good project manager, so I suggest working with them."

• Software Developer, Loop Mobility

“Their flexibility and ability to find the right resource stands out.”

• Director, Couchbase

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

• Founder & Director, Software Company

"I’m very impressed with their ability to solve problems."

• COO, Chillingapp

"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’re very straightforward and honest.”

• CEO, GoodMood Ltd.

"They always find a way to figure something out, even when it's new territory for them."

• Founder, Startup

"The quality of their code and their flexibility were two stand-out qualities of the partnership."

• Head of Mobile Engineering, Fitness Instructor Platform

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

• Managing Director, Thinkbox Interactive Ltd.

"The quality of their communication and commitment to product development has improved."

• Partner, E-Commerce Platform

"We are extremely impressed with their architecture and coding practices."

• Founder & CEO, Banking & Capital Markets AI Firm

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

• Founder, TelMD

“I’m very happy working with them.”

• Founder, Lys Academy

"itCraft proved they are a company that is eager to learn new things and improve their current skills and knowledge."

• Manager of Software Engineering Team, Iron Mountain Poland

"Their competence has really impressed us."

• CEO, Octobus Technologies

"The team responds quickly to every inquiry we have."

• CEO, UMEGO

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

• Director of Creative Strategy, Sports Content Company

"If they come across any issues, they let me know as soon as possible and immediately take care of them."

• President & CEO, Gacha World

"Their workflow is highly effective and their cooperation between teams is working well."

• Head of Direct Channels Division, Bank

"They were able to address the issues on a daily basis in a quick manner despite the time difference."

• Founder, Documentation Service

"When something resonates with them, they’ll go above and beyond to make sure that they can bring it into existence."

• Founder & CEO, UMA Entertainment

“They worked in two-week sprints and almost always hit their sprint metrics.”

• CEO, Laundry Company

“The team offered a good price point and a good delivery time.”  

• HR Coordinator, Metal Fabricating Company

“They do a good job of analyzing the project, asking questions, and accommodating my needs.”  

• Founder, Productivity Management App

"I was impressed by the working methodology and professionalism of the team."  "

• Managing Director & CEO, Yokeasia Malls

"They will provide suggestions, and they always listen to the context their clients bring to their requirements."

• CEO, Aashakiran Hospital

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

• Co-Founder, Bariatric Medical Institute

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

• Founder, Live Streaming Service

"I was very pleased by the knowledge that X2 Mobile had about mobile app development, user experience and…"

• CEO, Software Development Company

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

• Marketing Partner, International Dymension

“They work very fast and have many ideas.”

• Manager, Dent Gold Care SRL

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

• Founder, Software Company

“They presented their plan very clearly from the beginning and working with them was easy.”

• Co-Founder, Social Media App

“They proactively presented ideas without pushing additional services on us.”

• Project Lead, Sanofi

"We liked that they listened to our (not always filtered) ideas and wishes."

• Co-Founder, Women in Tech Cluj

"We have a very positive feedback from our clients regarding the design and functionality of the app."

• Key Account Manager, ASPORTUGUESAS

"Their flexibility, capacity to meet our requests, and speed were all amazing."

• Product Line Manager, Manufacturing Company

"Their team structure is extremely reliable and responsive."

• Founder, Startup Consultancy

“The team was very transparent and upfront.”

• Owner, Visual Society