App Development Company

Key Software Services

Indian IT firm building mobile apps, web applications, IoT and AI systems for businesses

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About Key Software Services

Trading as KEYSS, Key Software Services works from Kurukshetra, India. The firm's engineers and designers create mobile apps, web applications and software for connected devices. The company says it was founded in 2006 and has since completed more than 1,100 projects for over 600 customers in more than 30 countries, and it has added cloud and artificial intelligence work to its longer-standing development services.

Mobile apps for iOS, Android and the desktop

The mobile work covers native apps for iOS and Android. The company has an earlier record of native development for Mac OS X and for PC applications, and its teams have built everything from simple trivia games to large group software with real-time resource management. The company describes its apps as designed around the user's experience, on the view that users decide whether an app succeeds.

Web applications and online shops

The web work covers custom web applications, high-load websites and serverless APIs. The company has a separate e-commerce strand, building shops on platforms such as OpenCart, osCommerce and Magento. Its site says it has worked on online cart solutions for many years and has designed systems for shops and restaurants.

Business systems for shops, restaurants and events

Several of its products are business tools. These include point-of-sale systems and inventory and purchasing management for shops and restaurants, equipment and resource management for event firms, and a scheduler for events and flights. Messaging, chat and calendar applications for groups and enterprises form another part of the same work.

Games and promotional apps

The company has produced casual games, trivia and puzzle apps. Examples in its project list include a tic-tac-toe game, a grid-flipping picture puzzle, a film trivia quiz, a card trick app and a sudoku-style puzzle. It has also made games for product promotion campaigns and for app stores.

Connected devices, embedded software and automation

The company works on the Internet of Things and embedded programming, writing software for connected devices and automation. Its site describes the work as helping businesses optimize their operations through connected systems.

Cloud, modernization and AI

Cloud work covers moving a business's workloads onto the cloud and modernizing existing applications. The site also describes machine learning and AI work, including data and prediction models that support business decisions. These services sit alongside the company's older development work rather than replacing it.

Quality, certification and membership

The company says it is ISO 9001 certified and that it is a member of an industry body in India. Its site describes a team whose engineers hold engineering degrees and have at least three years of experience on live projects, and it says that many of its ongoing clients have worked with it for years.

TrustList summary

Key Software Services, known as KEYSS, is a technology company in Kurukshetra, India. Its engineers and designers build mobile apps, web applications and connected-device software, and it has added cloud and AI work to its long-standing development services.

Services

Mobile app development: native apps for iOS and Android, with earlier work on macOS and Windows PC apps.
Web applications: custom web apps, high-traffic websites and serverless APIs.
E-commerce builds: shopping sites on cart platforms such as OpenCart, osCommerce and Magento.
Business systems: point-of-sale, inventory and purchasing tools for shops and restaurants, and equipment and resource management systems.
IoT and embedded programming: software for connected devices and automation.
AI, machine learning and cloud: data and prediction models, and moving business workloads to the cloud.

Clients

KEYSS builds for retailers, restaurants, event management firms and enterprises needing messaging, calendar and scheduling tools. It has also produced casual games and trivia apps for promotional campaigns and app stores.

Key facts

Based in: Kurukshetra, India
Experience: more than 18 years
Track record: over 1,100 projects and 600 customers, as it states
Also known as: KEYSS

Summary written by TrustList from the business's own published information, Oct 2026.

Categories & features

Key Software Services rankings

Key Software Services is ranked on 5 TrustList rankings: #1 on 2, #2 on 1, #7 on 1 and #44 on 1.

Every ranking orders its listings by their reviews, how complete the profile is and the Trust Score. Key Software Services has no reviews yet and 3 of the 10 profile details we look for. Where no listing on a page has been reviewed, the order follows the profiles alone.

App development company · 5 rankings

#1of 72
Simple
It is the only one of the 72 here listing equipment management and resource management.
Its profile: “The company has an earlier record of native development for Mac OS X and for PC applications, and its teams have built everything from simple trivia games to large group software with real-time resource management.”
Of the 72 here, 46 also cover eCommerce and 29 also cover business services; 2 also work in Dubai and 2 also work in Sydney.
Behind Blaze Studios Inc., ahead of Killer Mobile Software.
#1of 21
Messaging
It is the only one of the 21 here listing administration and asp.net.
Its profile: “Messaging, chat and calendar applications for groups and enterprises form another part of the same work.”
Of the 21 here, 20 also cover medical and 15 also cover video; 3 also work in Delhi NCR and 2 also work in London.
Behind Burick Communication Design, ahead of Gomeeki.
#2of 160
Engineering
It is one of 2 here listing books and jQuery.
Its profile: “Its site describes a team whose engineers hold engineering degrees and have at least three years of experience on live projects, and it says that many of its ongoing clients have worked with it for years.”
Of the top 82 here, 31 also cover android and 28 also cover web development; 5 also work in Europe and 3 also work in Maharashtra.
Behind DRC Systems, ahead of Hybrid Forge.
#7of 591
Management
It is one of 3 here listing dashboard and one of 4 here listing messaging.
Its profile: “The company has an earlier record of native development for Mac OS X and for PC applications, and its teams have built everything from simple trivia games to large group software with real-time resource management.”
Of the top 94 here, 50 also cover mobile app development and 42 also cover iOS app; 5 also work in Ahmedabad and 3 also work in Nice.
Behind Dotinum, ahead of Hybrid Forge.
#44of 341
Cloud
It is one of 3 here listing simple and one of 4 here listing arts, entertainment & music.
Its profile: “The company says it was founded in 2006 and has since completed more than 1,100 projects for over 600 customers in more than 30 countries, and it has added cloud and artificial intelligence work to its longer-standing development services.”
Of the top 63 here, 16 also cover financial services; 2 also work in Chandigarh & Mohali and 2 also work in United States.