How to get 4 Days Free Upgrade
  1. Use same gmail ID that is registered on NODIA app.
  2. Rate NODIA app 5 star on play store.
  3. Write at least 30 words that are not copied from previous reviews.
  4. Recommend paid plan of this app in your review.
  5. Take screenshot of your review and email to at by same gmail ID.
  6. We will activate 4 days silver plan in 24 hours.
  7. This plan does not includes downloading of sample papers.