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About Us

Best Income Tax Software & HR Management Solutions

Sinewave Computer Services Pvt. Ltd.(ISO 9001:2008) is a 30 years Income Tax & HR Solutions 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 TDS, VAT, Income Tax calculation and efiling software solutions for Taxation and HR Management in India. Presently Sinewave has a compressive customer coverage right from an 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.

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Latest News

  • TaxbaseLAN Version
    Released on : 28/11/2016
    Covers :-

    TDS FVU (File Validation Utility) 5.3 and 2.149 incorporated.

    TaxbaseLANPro Version
    Released on : 19/10/2016

    -TDS new FVU 5.2 and 2.148 with changes in Form 24Q_Q4 and Form 27Q are incorporated.

    "The new rate of 14% for Service Tax  will be applicable with effect from 01/06/2015 subject to Point Of Taxation Rules & other provisions of law.”

    Services of TIN call center are now available 24 x 7.You may call on 020-27218080 anytime.

    TaxbaseMini Version 10.2
    Released on 30/12/2016

    - Know Your PAN
    - Know Your TAN
    - Know Your ITR -V Status

    ServiceTax Pro Version 1.03.7
    Released on 22/11/2016

    ST3 Return for Half Year Apr-Sept 2016-2017 with V1.8 is incorporated.

    Interest Code for Swatch Bharat Cess and Krishi Kalyan Cess in Challan is incorporated.

    New provision of Krishi Kalyan Cess in Quick Challan is incorporated.

    Interest Rate updated as per department.

    PaywhizProfessional Version
    Released on : 20/10/2016

    ESIC has raised the monthly ceiling to Rs. 21000 per month from Rs. 15000 per month forthe coverage of the employees under ESI which is applicable from 01/10/2016

    VATXpress Version
    Released on 26/11/2016

    New Provision for online GST Registration.

    Provision for download Acknowledgment.

    Return Freeze for FY 2016-17 .

Our Tax & HR Software & Products

This is complete TDS & TCS management...
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VATXPress - An extremely efficient and...
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TaxbasePersonal very easy to use. It comes up...
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TaxbaseLAN on Dot Net is similar to...
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It’s a complete offline solution which is used for...
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ServiceTax Pro is efficient software for...
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Paywhiz is versatile software that can manage...
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TaxbaseMini is an Android Mobile Application...
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Download the latest Form 3CD...
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Payroll On Net Know More
Taxbasesuite - Website, DMS Know More

Our Upcoming Products

GST is the biggest tax reform in the history...
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Contact Us


T-22, 3rd Floor, Super Mall, Salunke Vihar Road, Wanowrie, Pune - 411040, Maharashtra, India. Head Office : +91-020-67251900 Helpline(Pune) : +91-020-66810000 Additional No. :09422417069 , 09823149506.
TDS Support :+91-020- 66810010
VAT Support :+91-020- 66810010
Payroll Support :+91-020- 65210005
Thane Office : +91-022-25800223/24/25/26 Digital Signature Certificates:+91-020-66810052/50

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