17 Sept 2026 · TrustList Editorial
How to choose a mobile app development company: the 2026 buyer's guide
What to check before hiring an app developer: store accounts and review rules, OWASP MASVS security, privacy declarations, ownership and…
11 business consulting firms ranked by rating, review volume and listing quality.
Mobile app development covers applications built for phones and tablets, whether native to one platform, cross-platform from a shared codebase, or a web application wrapped for the stores. All three are sold under this heading and they have materially different costs, both to build and to keep running.
The recurring surprise for buyers is that shipping is not the end of the spend. Both stores change their requirements on their own schedule, and an app that is not updated will eventually stop being accepted or stop working. Ask what the maintenance arrangement is before comparing build quotes, because a lower build price with no maintenance path is not the cheaper option.
Between them, the 11 business consulting firms on this page cover iOS app (9), android (9), UI/UX design (6) and JavaScript (6). They also list work in United States of America and United Kingdom. 11 of them have written a profile you can read before you get in touch.

Web Development · Also in Canada
Deloitte Canada is the Canadian member firm of the Deloitte network.

Web Development · iOS App · Android · Also in United Kingdom
ROLABOTIC is an independent management consulting firm covering innovation, digital and automation work. It stresses independence from vendors, outsourcers and other advisers.

Web Development · iOS App · React Native · Also in United Kingdom
IOT-as-a-Service.com is a consultancy that helps companies make commercial use of IoT.

Web Development · iOS App · Android · Also in United States of America
Project management consultancy and industrial controls specialist helping teams plan, instrument and run projects of any size

Web Development · iOS App · UI/UX Design · Also in United States of America
Business, technology and digital strategy consultancy serving insurance, healthcare and financial services organisations

Web Development · UI/UX Design · Java · Also in Georgia
YODA is a boutique consultancy run by experienced executives. Its members say they have guided digital change at numerous Fortune 500 brands, covering both online channels and…

Web Development · iOS App · React Native · Also in United States of America
ATCS Inc., short for Advanced Technology Consulting Service, advises automotive and healthcare organisations. It develops IT tools that support data-driven decisions.

Web Development · iOS App · UI/UX Design · Also in United Kingdom
Systolic is a UK product design and engineering consultancy. It helps founders and early technical teams move from a working prototype to a product that can be manufactured and…

Web Development · iOS App · UI/UX Design · Also in India
ISGin-Service Marketplace is part of ISGIN Group, which supports entrepreneurs, family business groups and solo founders in India.

Web Development · iOS App · UI/UX Design · Also in Romania
Project management consultancy offering contract project managers, cybersecurity audits and data protection advice to enterprises
Web Development · iOS App · UI/UX Design · Also in Sweden
Resonate is a consultancy based in Europe, made up of coaches, strategists, technologists and designers.
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Articles on this subject first, then the newest.
17 Sept 2026 · TrustList Editorial
What to check before hiring an app developer: store accounts and review rules, OWASP MASVS security, privacy declarations, ownership and…
5 Oct 2026 · TrustList Editorial
Our own count: nine e-invoicing and tax-system changes published 2 to 5 October from seven countries, none in the EU or US. Median warning…
5 Oct 2026 · TrustList Editorial
Nigeria's digital economy ministry, through NITDA's NCAIR, takes applications until 12 October 2026 for working solutions built on the…
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