A Great Companion for Tax Professionals & SME’s Automating Processes for Maximum Tax Compliance.


Tax Process Automation Software

Automating Various Processes for Maximum Tax Compliance from Sinewave with 30 years of Industry expertise

HR & Payroll Management Software

A Simple & Reliable Solution to Manage Your Staff, Salary & Taxation at One Place.

TaxbaseSuite - Online Tax & Office Automation Solutions

The Web Based Office Automation Solution with New Edged Technology, Shaping Competitive Advantage for you.

Digital Signature Certificate

Registering Authority Under (n)Code Solutions, Licensed by Controller of Certifying Authorities (CCA) Govt. of India.

Latest News

Taxbase Version
Released on : 02/08/2014
-ITR 6 efiling is incorporated.
-New option provided in Miscellaneous for choosing Mobile number to be print on ITR from.
-New provision of showing serial number in Red color for assessee to whom you have entered same email id and mobile no in static information for 10 assessees.

ServiceTaxXpress Version

Released on 12/08/2014
New Provision of ST-3 Auto Efile,Document Management,Import Bill and Receipt from Tally.

PaywhizProfessional  Version
Released on : 23/07/2014
ITR 1, 2, 3, 4S, 4, 5 and 7 efiling is incorporated.
Physical filling of ITR-6 is incorporated.
Copy last year data in Form3CD.

VATXpress   Version
Released on 29/07/2014
Auto upload Form 231 to 235 and 704,Provision of Online Registration.

Welcome to Sinewave

Sinewave Computer Services Pvt. Ltd.(ISO 9001:2008) is a 30 years software development company situated at Pune, Maharashtra, India. Catering to 15,000+ customer base across India. Sinewave is a well known in providing high quality and reliable software solutions for Taxation in India and HR Management. Presently Sinewave has a compressive customer coverage right from Individuals to SMEs. Our clientele sector includes Chartered Accountants (CA’s), Cost Accountants (CWA’s), Tax Consultants, Education Institutions, Co-operative Societies, Banks, Service Industry, Small and Medium Scale (SME) industrial sector and many more.

Our Taxation Softwares

An ultimate software for simplified Income Tax computation and management...

An innovative solution for tax professional to manage Income Tax e-Governance for A.Y. 2013-2014 Onwards.

Comprehensively manage multiple dealer return, statutory forms, audit reports including sending reminders...

It is versatile software that can manage your employee payroll along with Taxation...

To assist tax consultants / business entities in the efficient management of service tax returns of multiple business / premises...

It Helps tax professionals navigate smoothly through any changes and modifications in the arena of TDS...

Head Office : +91-020-67251900

Helpline : +91-020-66810000

Thane Office : +91-022-25800223/24/25/26

Digital Signature Certificates:+91-020-66810052/50

Suggestion/ Feedback

  Dear Customer,
To serve you better, please give your Feedback here.

Drop Your Suggestions

Product Purchase

   Introducing a hasslefree way of purchasing Sinewave products through credit cards or netbanking accounts….

Sinewave Followers
Follow us on