AppStra (Zerostic — a sole proprietorship firm (Proprietor: Jayant Anand Jha))

We're here to help with account, billing, and service questions.

Reach us

• Email: support@zerostic.com
• Phone: +91 80763 76175
• Registered address: B21, Dayal Bagh Colony, Tehsil Lakkarpur, near Charmwood Village, Surajkund, Faridabad, Haryana 121009, India
• Website: https://dashboard.appstra.zerostic.com
• Support hours: Monday–Friday, 10:00–18:00 IST (excluding public holidays)

Grievance redressal

• Grievance / Nodal Officer: Jayant Anand Jha
• Email: jayant@zerostic.com
• Phone: [to be updated]

We aim to acknowledge grievances within 2–3 business days and resolve them within the timelines required by applicable law/regulation.