Privacy Policy

Last updated: February 2026

Overview

Bolster ("we", "our", "us") is a learning and memory reinforcement application. We respect your privacy and are committed to protecting your personal data. This policy explains what data we collect, how we use it, and your rights regarding that data.

Data We Collect

  • Account information: Email address, display name, and password (encrypted).
  • Content you provide: Topics, source materials, and any text you input for quiz generation.
  • Usage data: Quiz responses, recall ratings, and learning progress.
  • Technical data: Browser type, timezone, and basic analytics for service improvement.

How We Use Your Data

  • To provide and maintain the Bolster service.
  • To generate personalized quizzes using AI (your content is sent to our LLM provider).
  • To send you scheduled quiz reminders via email (core service functionality).
  • To improve our algorithms and user experience.

Third-Party Services

We use the following services to operate Bolster:

  • Supabase: Database and authentication.
  • Google Gemini: AI-powered quiz generation.
  • Resend: Email delivery for reminders.
  • Vercel: Web hosting.

These providers have their own privacy policies. We do not sell your data to third parties.

Data Retention

We retain your data for as long as your account is active. You can delete your account and all associated data at any time from the Settings page.

Your Rights

You have the right to:

  • Access your personal data.
  • Export your data.
  • Delete your account and all associated data.
  • Opt out of non-essential communications.

Contact

For privacy-related questions, contact us at max@accession.studio.