Custom App Development Company in Kolkata

At Keyline Creative Service the best Custom App Development Companies in Kolkata.We use a broad spectrum of tools and methodologies to meet heterogeneous needs of national and global customers. Our expertise provides value addition to each requirement of the customer from start to finish. We use various models to fulfill the requirement of the customer. visit our android app development company in Kolkata and get more information.

 Application development – offshore / onsite model

This is suitable for customers already have establishment at onsite. It is cost effective since the engagement of more offshore resources and less onsite resources reduces the overall cost. Both maintenance and new development are covered in this model.

 Customized Application development

This model is mainly suitable for customized enhancement of existing software, includes third party software and tools.

New Application development

We develop new application based on the customer’s choice in a very efficient and cost effective manner using a comprehensive spectrum of development tools and methodologies.

 Rapid Application Development

This is suitable for application developed in phased manner wherein initial requirement needs massive change.

 Data Migration, Enhancement and Support

Keyline team provides support to organizations, which need to migrate and consolidate of data from diverse legacy platforms into an integrated system. We provide support to organization to build a structured automated and integrated application from an unstructured manual process using various tools.

Keyline’s offers comprehensive application lifecycle management services that include maintenance of, adding new functionality to and providing support for existing applications.

Quality assurance and testing

We are committed to offer comprehensive quality assurance services to roll out solutions with extreme quality.

We maintain a pool of dedicated testing professionals who can provides in helping all kind of software testing to fulfil the specific needs of the customer.


We develop software using followings:

  • Java/ J2EE
  • Microsoft .Net
  • PHP
  • Oracle Forms and Reports
  • Custom Web Development Solutions
  • Smartphone Application Development
  • Database: Oracle/ SQL server/ MySQL