Legal
Sub-processors
The companies that help us run Copytone, what each one does, what it can see, and where.
Last updated 16 September 2026
Hetzner and Anthropic handle what your organisation uploads. The others handle account, payment and website data. Before we add or replace a sub-processor, we tell customers, as our data processing agreement sets out.
They handle what you upload
| Provider | What it does | What it can see | Where | Its terms and policies |
|---|---|---|---|---|
| Hetzner Online GmbH | Rents us the server that runs Copytone and stores its data. | Everything Copytone stores, including uploads. | Company in Germany. Server in [Owen to confirm: the country of the Hetzner data centre]. | Privacy policyTerms and conditions |
| Anthropic | Makes the AI model Copytone uses. It reads your guides, sorts what your customers said by topic, and writes three starting points for weak lines. | Your guides, the lines being checked, and what your customers said, after identifying details are taken out. Its terms say it may not train models on what we send. [Owen to confirm: how long Anthropic keeps what Copytone sends] | Anthropic Ireland, Limited, in Ireland, if the business that runs Copytone is in the UK, the EEA or Switzerland. Otherwise Anthropic, PBC, in the United States. [Owen to confirm: which one applies, and where Anthropic processes our requests] | Commercial termsData processing addendum |
They handle account, payment and website data
| Provider | What it does | What it can see | Where | Its terms and policies |
|---|---|---|---|---|
| Stripe | Takes payment, and runs subscriptions, renewals and cancelling. | Your billing and payment details. Card numbers go straight to Stripe, never to us. | [Owen to confirm: the Stripe company and its country, which depend on where Copytone's Stripe account is registered] | Privacy policyData processing agreement |
| [Owen to confirm: the email provider, Resend or an SMTP mailbox, and which one] | Sends sign-in links and account emails. | Your email address and the emails we send you. | [Owen to confirm: where the chosen provider handles email] | [Owen to confirm: a link to its terms, once it is chosen] |
| Cloudflare, Inc. (Turnstile) | Checks that a person, not a bot, is signing up. | Your IP address and browser details at sign-up. Cloudflare uses them to detect bots and to improve Turnstile. | Company in the United States. | Turnstile privacy addendum |
| PostHog, Inc. (EU cloud) | Analytics: which pages are used, and how. | Pages visited, clicks, and browser and device type. [Owen to confirm: whether analytics names signed-in people, whether session recordings are on, and whether analytics runs inside the studio, where customer data is shown] | Servers in Frankfurt, Germany. | Privacy policyData processing agreement |
| Google Fonts | Serves the fonts on pages that show the studio, including the examples on our homepage. | Your IP address and browser details, when a page fetches its fonts. | [Owen to confirm: the Google company that serves the fonts, and where] | Google Fonts privacyGoogle privacy policy |
This list changes before a new provider starts work, not after. The date at the top shows when it last changed.