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HOME
ABOUT US
OUR PRODUCTS
- TAXBASEPRO
- TAXBASEGSTPro
- PAYWHIZ
- PAYWHIZ PRO
- TDSPro
- VATXpress
- TAXBASE SIGNER
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About Us

Sinewave Computer Services Pvt. Ltd. (ISO 9001-2015 Certified) is 36 years old income tax and HR solutions software development company situated in Pune, Maharashtra, India. We are catering to 20,000+ customer base across India.

Taxation Products

TaxbasePro
Taxbase GSTPro
Paywhiz
TDSPro
Form 3CD
TeamControl

Our Service Offerings

DSC (Digital Signature)

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Customer Support

For Support, call us at
020 4909 1000

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For escalation, please contact us on 020 4909 1000 or 09637769351 or write us at crm@sinewave.co.in

For DSC Support:
099230 01785

Not satisfied with the support provided, What’s App the customer Id and issue on (Executive Assistant/Director’s Office)

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