Latest News

Form 3CD:
Sinewave has introduced new Form 3CD utility for all the Tax Professionals. Its available for free. Download Now!

TaxbaseLAN Version
Released on : 21/10/2014

New provision of downloading Form 3CA-3CD, Form3CB-3CD, Form29B, etc

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

ServiceTaxXpress Version
Released on 08/10/2014
ST-3 utility updated as per government, Service Tax interest rate updated as pergovernment.

PaywhizProfessional Version
Released on : 13/10/2014
-TDS File Validation Utility (FVU) 4.4 and 2.140 incorporated.

VATXpress Version
Released on 18/10/2014
New Forms i.e. Form 4A and4B with OnlineSubmissionE-Payment for All Returns ,CST , PTRC and TDS, download Acknowledge for J1 and J2.



Dear Customers,

Wish you Happy Diwali,

Helpline We will be remain closed from 23rd Oct, 2014 to 25th Oct, 2014, on the occasion of Diwali festival.
We will available from 27th Oct, 2014.

In case of Emergency, please contact on
1. Amol I        :   9970330903
2. Sanjay R    :   9823045712


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

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