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

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

TaxbaseLAN Version
Released on : 16/12/2014

-Taxbase-Workflow Management System with new features\look introduced.
-In TDS new provision of Salary Snapshot provided where you can enter salary details of 12 month in one screen. (TDS >> Data Entry >> Salary Snapshot)

TaxbaseMini Version 5.1
Released on 21/11/2014
New provision of Tax Calculator, Income Tax Laws and Tax Calendar incorporated.

ServiceTaxXpress Version
Released on 24/11/2014
New provision of ServiceTax Credit Note,Daily Backup provision updated,New Provision of Adjustment other than CreditNote,New Provision ST Summary Report.

PaywhizProfessional Version
Released on : 14/11/2014
-Form3CD schema changes dated 13 Nov 2014 incorporated.
-In TDS new section 194EE and 194F added.

VATXpress Version
Released on 11/12/2014
New Provision of TIN Verification,New Provision of PAN Verification,New Provision of Online Services isincorporated,New Provision of Professional Tax for YearlyData Entry is incorporated,New Provision for Copy and Paste Excel sheetdata in Audit Report,In MTR-6 Other Interest rate is incorporated.



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