Subprocessors
Last updated October 28, 2026
These are the outside services CheatSheet LLC uses to run CheatSheet that handle customer or visitor data. Each one gets only what it needs to do its job for us. We never sell your data and never share it for advertising. How we use data is explained in the Privacy Policy.
| Provider | What it does | Data involved | Location |
|---|---|---|---|
| Supabase | Hosts the database, uploaded files, sign-in, and the server functions and scheduled jobs that run CheatSheet. | All of your company's data: account details (email, hashed password, name, role), projects, spreadsheets, documents, photos, forms, assistant questions and answers, activity history, and sign-in records (time, IP address, device/browser). | United States (AWS US East, N. Virginia) |
| Anthropic | The AI (Claude API) that reads documents, answers questions, fills forms and reads forwarded emails. | Only what a request needs: the relevant documents, project data, forwarded email text and your question. | United States |
| Stripe | Subscriptions, invoices and payments. | Company name, billing email, plan and payment status. Card details are entered directly with Stripe; CheatSheet never sees them. | United States |
| Resend | Sends CheatSheet's emails, and receives the emails you forward to your CheatSheet address. | Recipient email addresses and email content (sign-up and reset links, digests, security alerts, replies); forwarded emails and their attachments. | United States |
| Netlify | Hosts the CheatSheet website and app pages. | Standard web request logs: IP address, browser, the page requested and the time. No company data is stored there. | United States (served worldwide through its content delivery network) |
| Google Fonts (Google) | Delivers the typeface the pages use. | The IP address and browser details your browser sends when it downloads the font. No account or company data. | United States (served worldwide) |
| cdnjs (Cloudflare) and jsDelivr | Deliver the open-source code libraries the app runs in your browser (spreadsheet reading, PDF filling, the Supabase client). | The IP address and browser details your browser sends when it downloads a library. No account or company data. | Served worldwide through their content delivery networks |
| ImprovMX | Forwards email sent to @usecheatsheet.com addresses (for example our support and security contact) to our inbox. | The emails you send us: your address and what you write. | See ImprovMX's own privacy policy |
| Google (Gmail) | Our support inbox, where the emails you send us and "Talk to us" requests arrive. | The emails you send us and the details you type into "Talk to us" (name, company, email, phone, note). | United States |
Changes to this list
We update this page when the list changes and change the date at the top. Questions: fletcherscott0829@gmail.com.