Logo Viper
Submit a request
  1. Viper Help Centre
  2. General

General

Scanning

  • What are projects?
  • How long does a plagiarism scan take to complete?
  • What is Viper?
  • Error Message: 'This document exceeds the maximum character count'
  • Upgrading your document
  • How to delete your document scan
See all 21 articles

Account

  • Problems with transactions and credits
  • Error message: Login token expired
  • Forgotten your password
  • Account not activated
  • Change your password
  • Not received your activation email
See all 12 articles

Policies & Guidelines

  • What languages can Viper scan in?
  • How much plagiarism is acceptable?
  • Refund Policy
  • What does Viper do with your free scan work?
  • Viper Privacy Policy
  • Viper Terms & Conditions
Viper Help Centre
English (US) Español