Top 100 Mobile App Developers in St. Catharines
The Best of December 2025Looking for a top mobile app development company in St. Catharines?
Building a mobile app is expensive. In fact, it can cost $10,000 to $150,000, unless you want an out-of-the-box solution with a DIY app builder. So, choosing the right app developer is important because it can save you time and money and result in an app that makes your business stand out.
As you begin the process of hiring an app development company, remember to define the type of app you want before starting conversations with developers. How complex your app idea is will determine your budget and the skill level you need in an app developer. Then, once conversations begin, ask for portfolio items, reviews, and references. Be sure to bring up timeline, too, so you align on expectations.
Overall, with about 90% of time on mobile spent in apps, investing in a mobile app for your business may help attract customers and get your brand in front of more people.
To assist you in your search for a partner, we’ve compiled this list of the top mobile app developers in St. Catharines. Browse descriptions, feedback, and awards to find which can best suit your company’s needs.
List of the Best St. Catharines Mobile App Development Companies
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571Undisclosed50 - 249 employeesToronto, CanadaCloudstrats, a cloud consulting & SI company, was founded in 2013. The company offers cloud consulting & SI and Mobile App Development, and is midsize.Read More
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572$1,000+10 - 49 employeesToronto, CanadaU92 is a social media marketing firm. The Montreal, Canada-based agency provides Social Media Marketing and Web Development.Read More
Industries
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573Undisclosed50 - 249 employeesMilton, CanadaMidsize e-commerce development company AMCO IT SYSTEMS, is headquartered in Lahore, Pakistan and Milton, Canada. The team offers E-Commerce Development and Mobile App Development.Read More
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574Undisclosed250 - 999 employeesToronto, CanadaKeylent Inc, a business intelligence company, was founded in 2010. The agency offers BI & big data consulting & SI and CRM consulting and SI, and is midsize.Read More
Industries
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575Undisclosed50 - 249 employeesToronto, CanadaEstablished in 2018, Reason One is a midsize web design agency. Their services include Web Design and UX/UI Design.Read More
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576Undisclosed2 - 9 employeesToronto, CanadaHeight Connect Inc., a small Business Consulting company, is based in Toronto, Canada. Their services include Business Consulting and Custom Software Development.Read More
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577Undisclosed2 - 9 employeesToronto, CanadaPangea Firm is a custom software development company. The Toronto, Canada-based firm was launched in 2015. Their team offers Custom Software Development and Business Consulting.Read More
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578Undisclosed2 - 9 employeesOakville, CanadaAFX Software is a big data company. In Oakville, Canada, the agency provides BI & big data consulting & SI and cloud consulting & SI.Read More
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579Undisclosed10 - 49 employeesToronto, CanadaMalloc Corporation is an user experience company. The Toronto, Canada-based company was founded in 1993. Their services include UX/UI Design and BI & big data consulting & SI.Read More
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580Undisclosed2 - 9 employeesHamilton, CanadaI2bGlobal Inc. Is an e-commerce development company. Their small team is located in Hamilton, Canada. Their team provides E-Commerce Development and Mobile App Development.Read More
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581Undisclosed2 - 9 employeesVaughan, CanadaAdWave Inc. (formerly Soaring Venture Corp.) is a branding firm. The team provides Branding and Mobile App Development and is located in Vaughan, Canada.Read More
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582Undisclosed2 - 9 employeesToronto, CanadaFounded in 2015, Thea World Inc is a small Toronto, Canada-based Digital Strategy company. Their services include Digital Strategy and E-Commerce Development.Read More
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583Undisclosed2 - 9 employeesMississauga, CanadaSmall business intelligence company Tekno-Squad, is in Mississauga, Canada. Their services include BI & big data consulting & SI and cloud consulting & SI.Read More
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584Undisclosed2 - 9 employeesBrampton, CanadaMustard Seed eCommerce, Inc. Is a small Brampton, Canada-based branding agency. The team offers Branding and Social Media Marketing.Read More
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585Undisclosed2 - 9 employeesVaughan, CanadaVTSB is a Vaughan, Canada-based IoT development company. The team offers IoT development and Custom Software Development.Read More
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586Undisclosed2 - 9 employeesMississauga, CanadaIdeasAssistant is a branding company. They are located in Mississauga, Canada and have small team of experts. Their services include Branding and Market Research.Read More
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587Undisclosed2 - 9 employeesVaughan, CanadaLumina Star Digital Solutions is a small custom software development firm. They offer Custom Software Development and Web Development and were launched in 2024.Read More
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588Undisclosed2 - 9 employeesToronto, CanadaPronovean Inc. Is a SEO services firm. The small Toronto, Canada-based team offers Search Engine Optimization and UX/UI Design. The firm was launched in 2021.Read More
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589Undisclosed2 - 9 employeesOshawa, CanadaLaunched in 2023, Screenlink Technologies is a small branding firm. Their services include Branding and Digital Strategy.Read More
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590Undisclosed50 - 249 employeesToronto, CanadaMidsize social media marketing agency Notitia System, is headquartered in Toronto, Canada. Their services include Social Media Marketing and Content Marketing.Read More
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591Undisclosed10 - 49 employeesToronto, CanadaDotline Web Inc, Canada is a social media marketing firm. They are based in Toronto, Canada and have small team. Their team specializes in Social Media Marketing and Search Engine Optimization.Read More
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