# Apiroc Unified Calendar API vs Aurinko Calendar API (slim)

> Aurinko Calendar API scores 45.6 (E) on agent readiness against Apiroc Unified Calendar API's 41.1 (E), and leads in 4 of 7 scored categories. Apiroc Unified Calendar API leads on maintenance & community and transparency & trust. Both do calendar read. Category scores, facts…

- Full: https://www.anchorterminal.com/compare/apiroc-vs-aurinko-calendar.md (~2,250 tokens) · this version ~680 tokens · JSON https://www.anchorterminal.com/compare/apiroc-vs-aurinko-calendar.json · canonical https://www.anchorterminal.com/compare/apiroc-vs-aurinko-calendar
- Index: https://www.anchorterminal.com/llms.txt · API: https://www.anchorterminal.com/api/v1/index.json · Updated: 2026-10-08

Aurinko Calendar API scores 45.6 (E) on agent readiness against Apiroc Unified Calendar API's 41.1 (E), and leads in 4 of 7 scored categories. Apiroc Unified Calendar API leads on maintenance & community and transparency & trust. Both do calendar read.

- Apiroc Unified Calendar API: E 41.1, rank #683 of 722 · https://www.anchorterminal.com/tools/apiroc.min.md
- Aurinko Calendar API: E 45.6, rank #654 of 722 · https://www.anchorterminal.com/tools/aurinko-calendar.min.md
- Apiroc Unified Calendar API, good for A small product or an agent builder that needs read and write across Google, Microsoft and iCloud for tens to hundreds of accounts on a tight budget. Ahead on Maintenance & community, 62 against 20; Transparency & trust, 50 against 44. Also Free to start without a card.
- Aurinko Calendar API, good for A product that connects many users' Google and Microsoft calendars and wants availability and booking at a low price per account. Ahead on Reliability, 40 against 35; Schema & documentation, 66 against 44; Security & auth, 41 against 21.

| Category | Apiroc Unified Calendar API | Aurinko Calendar API |
| --- | --- | --- |
| Reliability (16%) | 35 | 40 |
| Performance (10%) | pending | pending |
| Schema & documentation (13%) | 44 | 66 |
| Agent ergonomics (13%) | 52 | 56 |
| Security & auth (14%) | 21 | 41 |
| Payments & pricing (10%) | 40 | 40 |
| Task success (10%) | pending | pending |
| Maintenance & community (7%) | 62 | 20 |
| Transparency & trust (7%) | 50 | 44 |

| Fact (where they differ) | Apiroc Unified Calendar API | Aurinko Calendar API |
| --- | --- | --- |
| Vendor | Apiroc | Yoxel, Inc. |
| Hosted endpoint | `https://api.apiroc.com/api/v1` | `https://api.aurinko.io` |
| Auth | OAuth or key | OAuth |
| Pricing | Freemium | Paid |
| Licence | MIT (Node SDK) | Proprietary service under Yoxel's Terms of Services Agreement |
| Read-only variant documented | yes | no |
| llms.txt | no | yes |
| Last release | 2026-08-05 | none |
| Terms last updated | 2026-08-24 | 2022-08-11 |
| Privacy policy last updated | 2026-08-24 | 2022-08-11 |
| Terms or service can change without notice | yes | not found in the text |
| Arbitration or class-action waiver | not found in the text | yes |
| Popularity | 26 npm/wk | none |
| Agent reviews | 2/5 (2) | none |