# Saturn

**Canonical:** https://apis.io/providers/saturn/  
**Website:** https://www.joinsaturn.com/  
**APIs profiled:** 0

Saturn is a mobile calendar and scheduling app built for high school students, designed around the complexities of the school day, built around your friends, and kept truly real-time. Students import their class schedule, see what their friends are doing, coordinate activities, and share their calendar socially. The company positions itself as "the next generation calendar, enabling time together for all." Saturn is a consumer iOS and Android application distributed through the App Store and Google Play; it exposes no public developer API, SDK, or documentation surface. Backed by General Catalyst and Insight Partners, with notable individual investors including Jeff Bezos, Marc Benioff, and Dara Khosrowshahi.

## Kin Score — 10.4 / 100 (minimal)

Scored 2026-08-20 under rubric 0.12.0. Trend: flat (+0.0 from 10.4).

| Facet | Score |
|---|---|
| Discoverability | 50.0 |
| Contract Quality | 0.0 |
| Governance | 0.0 |
| Contract Governance | 0.0 |
| Operational Transparency | 0.0 |
| Developer Ergonomics | 7.1 |
| Commercial Clarity | 21.1 |
| Access Clarity | 21.1 |

Regulatory layer — **Education & Research**: 25.9 (matched via tags).

## Agent readiness — 0.0 (human-only)

| Dimension | Value |
|---|---|
| Spec Presence | no |
| Agentic Access | no |
| Reversibility Documented | no |
| MCP Server | no |
| Auth Clarity | no |
| Idempotency | no |
| Error Semantics | no |
| OpenAPI Examples | no |
| Rate Limit Signal | no |
| Event Surface Described | no |
| Agent Skills | no |
| Well Known Catalog | no |
| Consent Identity | no |
| Agent Card | no |
| Dry Run Mode | no |

## Access

Unknown — onboarding: unknown, pricing: unknown, trial: no (confidence: low).

## Security (1)

- **Saturn Domain Security** — TLSv1.3 · HSTS

## Tags

Company, Calendar, Scheduling, Consumer, Mobile, Social, Education, Productivity

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Profiled by [API Evangelist](https://apievangelist.com) and published on [APIs.io](https://apis.io/providers/saturn/). Scores are computed from the provider's own public artifacts under a published rubric.