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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.

Try our Income Tax Software FREE Demo Now..!!

Latest News

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    TaxbaseLAN Version
    Released on : 01/03/2017
    Covers :-

    - Changes of new TDS FVU version 5.4 and version 2.150 with updated FVU incorporated in our software.

    TaxbaseLANPro Version
    Released on : 17/03/2017

    -Changes of new TDS FVU version 5.4 and version 2.150 with updated FVU incorporated in our software.

    "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 10.5
    Released on 18/02/2017

    -Acts, Laws and Rules are incorporated in TaxbaseMini.

    1.     -Anyone Access without Registration (For some specific features).

    1.       -Free Features of App:

    a)       a)Know Your ITR-V Status - By PAN &Assessment Year, By e-Filing Acknowledgement Number.

    a)       b)Tax Calculators, Tax Calendar and Laws.

    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 : 09/03/2016
    - Changes of new TDS FVU version 5.4 and version 2.150 with updated FVU incorporated in our software.

    VATXpress Version
    Released on 25/03/2017

    Included updated Form IIIB (PTRC) return

    Included updated return(version 3.0.000) 231,232,233,234,235 and CST.

    Improved e-payment of MTR 6.

    Updated PAN Verification.

    Updated FAQs with New Query Option (Frequently asked questions).

    Generate Customize report for Transaction Wise Sale / Purchase Details.

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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Online Applications

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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Other Activities

Contact Us


T-22, 3rd Floor, Super Mall, Salunke Vihar Road, Wanowrie, Pune - 411040, Maharashtra, India.

Head Office : +91-020-49091000

Taxbase :+91-020-49091010

TDS :+91-020-49091020

VAT :+91-020-49091020

Service Tax :+91-020-49091020

Payroll :+91-020-49091030

Digital Certificate : +91-9371013461 / 020-49091000


Other :+91-020-49091000

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

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