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

TaxbaseLAN version released on 25.09.2014 with updated eTDS File Validation Utility(FVU) 4.4 and 2.140.

TaxbaseLAN Version
Released on : 25/09/2014

-eTDS File Validation Utility(FVU) 4.4 and 2.140
-Form 3CD: Efile Rectification

TaxbaseMini Version 4.1
Released on 20/09/2014
New provision of Phone book and Address book incorporated.

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 : 09/09/2014
New Form3CA3CD and Form3CB3CD incorporated
New budget changes for FY 2014-2015 incorporated

VATXpress Version
Released on 12/09/2014
Excel utility of Form 704 updated as per Government.



Sinewave - Income Tax Software Providers

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 Income Tax calculation and efiling 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 software offers various facilities like computation & calculation of Income Tax, TDS,Wealth Tax, Advance Tax Register, Billing Management, AIR modules, Office Management & Post filing management at no extra cost.

Our Taxation Softwares

A simplified income tax calculation and e-filing software with computation & calculation of Income Tax, TDS, Wealth Tax, Advance Tax Register, Billing Management, AIR modules, Office Management etc.

Manage Income Tax e-Governance through Income Tax computations and E filing facilities for current AY. It Covers Wealth tax, Advance tax, Billing management, AIR module and Self-assessment tax etc.

Efficient and reliable software for VAT calculation and return filling of multiple dealers. Covers MVAT, including TDS, Profession Tax, E payment and E filling of all the VAT return for each category of Dealer.

A payroll management software for managing employee payroll and Taxation. Comprehensive coverage of PF, ESIC & PT module with reports like TDS Estimation, Salary Statement, Form 16, 24 etc.

Manage Service Tax returns of multiple business entities with monthly and quarterly challan (GAR7), auto computation of the Service Tax liability with education Cess and higher education Cess.

Comprehensive TDS & TCS software for calculating TDS on salary and non salary payments along with e-filing of TDS. Also covers TCS on Other payee categories such as alcoholic liquor, tend leaves & more.

Call on Us

Head Office : +91-020-67251900

Helpline : +91-020-66810000

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

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

Product Enquiry Form
*Contact No:  
Product Purchase

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

Suggestion/ Feedback

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

Drop Your Suggestions
Follow  us on facebookIcon TwitterIcon LinkedInIcon