The API Report CardAPI Index
Subsail

Subsail API

Magazine subscription and subscriber management for independent publishers · subsail.com

Subsail publishes no public API and no developer portal. Integration is limited to prebuilt order imports from a few storefronts, a Mailchimp sync, and CSV exports built for magazine fulfilment partners.

Last verified: August 2026Retail & E-commerce
API GRADE
F
VERIFIED AUG 2026

SCORECARD

ExistenceFAILNo public API reference, developer portal, or endpoint catalog appears on subsail.com or help.subsail.com.
AccessFAILNo API credential path is published. Product signup and Paddle billing from 19 dollars monthly cover the app only.
CoveragePOOROnly order imports from Big Cartel, WooCommerce and PayPal, Mailchimp sync, and CSV exports for fulfilment partners.
AuthFAILNo OAuth flow, token issuance, or API key documentation exists across the marketing site or the help center.
Docs & DXPOORHelp center documents imports, exports and billing for end users, with no API reference, guides, or client libraries.
StabilityFAILNo versioning, changelog, or deprecation policy is published because no documented API surface exists to version.
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Frequently asked questions

Subsail scores F on the API Report Card. Subsail publishes no public API and no developer portal. Integration is limited to prebuilt order imports from a few storefronts, a Mailchimp sync, and CSV exports built for magazine fulfilment partners.

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