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…
141 of 525 IT product companies ranked on evidence in the Q4 2026 edition.
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 525 IT product companies on this page cover android (424), iOS app (419), web development (396) and eCommerce (285). They also list work in Bengaluru, India, Mumbai, Delhi NCR and Chennai. 523 of them have written a profile you can read before you get in touch.
TrustList ranking
Q4 2026 edition
141 of 525 IT product companies ranked on evidence held on 6 October 2026: client reviews, vetting, awards and facts each business states on its own website, which we read and date. Nobody pays to be placed.
Positions are fixed for the quarter; the next edition is due in January 2027.

Search Engine Optimization · iOS App · Web Development · Also in United Kingdom
Frontline operations platform for retail, field and contact centre teams, with apps for staff communication and learning
iOS App · Web Development · UI/UX Design · Also in United States of America
Ogulo is a Berlin-headquartered provider of virtual property tours. Brokers and developers use it to present their portfolios online.

iOS App · Web Development · UI/UX Design · Also in Poland
Omniscopy is a monitoring system for websites and web applications. It watches how users behave while they use a site or application.
iOS App · UI/UX Design · E-Commerce Development · Also in Germany
Open as App is a no-code platform that converts spreadsheets into working apps.

iOS App · Web Development · Android · Also in United Kingdom
OpenSensors supplies sensors and analytics that show how office space is actually used.

iOS App · Web Development · UI/UX Design · Also in United States of America
OpenX is an advertising technology business that runs a supply-side platform for programmatic advertising.

Social Media Marketing · Web Development · UI/UX Design · Also in United Kingdom
Opsly is a cloud platform that produces Terraform code from designs and from existing cloud accounts, so teams spend less time writing and debugging scripts.

iOS App · Web Development · React Native · Also in Italy
Opto Engineering designs and makes optical imaging products for machine vision.

E-Commerce Development · Software Development · IT Outsourcing · Also in United States of America
Oracle is a technology company that works in cloud computing. Its listing describes a range running from intelligent business applications through to infrastructure.

iOS App · UI/UX Design · Web Design · Also in United States of America
Orbitera is a Cloud Commerce company that simplifies and automates the buying and selling of products in the cloud.
iOS App · UI/UX Design · E-Commerce Development · Also in Germany
ORDA develops digital products for the hospitality trade. Its guest app lets diners order and pay from their phone using a digital menu, and its site also offers till software for…
iOS App · UI/UX Design · E-Commerce Development · Also in Germany
OST Platform is a blockchain toolkit for businesses that want to run their own digital currency without building blockchain technology in-house.
iOS App · Web Development · UI/UX Design · Also in United States of America
OutSystems is a software platform for building enterprise applications with low-code tools and AI.
iOS App · UI/UX Design · E-Commerce Development · Also in Germany
OWN.space is a shared workspace described as a visual intelligence space for teams.
Search Engine Optimization · Web Development · Web Design · Also in Sweden
Palette Software makes software that streamlines financial processes from order to payment, with electronic invoice handling as its core.

iOS App · Web Development · Android · Also in United States of America
Particle is an Internet of Things platform company that provides hardware and software for connected products. It was acquired by Digi, according to a notice on its website.

iOS App · Web Development · UI/UX Design · Also in United Kingdom
PASS Technology Group provides a background screening platform for employers.

Social Media Marketing · Search Engine Optimization · Web Development · Also in United Kingdom
Passle is a software platform for professional services firms, especially law firms.

iOS App · Web Development · UI/UX Design · Also in Germany
PCS Systemtechnik GmbH is a German manufacturer of terminals and software for access control, time and attendance, and operating data capture.

iOS App · Web Development · UI/UX Design · Also in United States of America
Pelco develops and manufactures IP video security equipment built on an open platform.

iOS App · Web Development · UI/UX Design · Also in Chennai and Delhi NCR
Pepipost provides an email API and SMTP service for sending email quickly. It is now presented under the Netcore brand as part of its email API offer.

iOS App · Web Development · UI/UX Design · Also in Canada
Perpetua provides advertising software and managed services for businesses that sell online.
iOS App · Web Development · UI/UX Design · Also in Germany
Localisation platform that automates translation workflows and multilingual content delivery for software and enterprise teams

Search Engine Optimization · Web Development · UI/UX Design · Also in United Kingdom
Pi Datametrics is a search intelligence provider. Its platform shows where a brand appears across search engines and AI search, and how that visibility compares with competitors.
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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…
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6 Oct 2026 · TrustList Editorial
The Q4 2026 edition covers 13,736 ranking pages. On 6,519 of them every rank number now comes with a dated reason drawn from evidence, and…
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