# Account & billing (/docs/account)

Everything about paying for WriteStack lives here: what each plan includes, how the free trial works, and how to change, cancel or get invoices. You manage billing in the app under **Settings → Subscription → Billing & Invoices**.

<Cards>
  <Card title="Plans and limits" href="/docs/account/plans-and-limits" description="What Hobbyist, Standard and Enterprise include." />
  <Card title="Free trial" href="/docs/account/trial" description="How long it lasts and what happens when it ends." />
  <Card title="Change your plan" href="/docs/account/change-plan" description="Upgrade, downgrade, or switch between monthly and annual." />
  <Card title="Cancel" href="/docs/account/cancel" description="How to cancel and what happens to your Notes." />
  <Card title="Invoices and payment method" href="/docs/account/invoices" description="Download invoices, update your card and billing details." />
  <Card title="Refunds" href="/docs/account/refunds" description="Refund policy and how to contact support." />
  <Card title="Affiliates and coupon codes" href="/docs/account/affiliates" description="Earn commission by referring writers, and use coupon codes." />
</Cards>