# HiHello

HiHello (hihello.com): subprocessors, data processing agreement, security documents and changes, as monitored by Third Party Index.

- Page: https://thirdpartyindex.com/vendors/hihello
- Documents last verified: 2026-09-29
- Transparency rating: 72/100 (how much it publishes, not how secure it is)
- Cite as: HiHello, Third Party Index, https://thirdpartyindex.com/vendors/hihello (data CC BY 4.0)

## Documents

| Document | URL | Last verified | Last changed |
|---|---|---|---|
| Trust center | https://www.hihello.com/security | 2026-09-29 | 2026-09-29 |
| Subprocessor list | https://www.hihello.com/legal/subprocessors | 2026-09-29 | 2026-09-29 |
| Data processing addendum | https://www.hihello.com/legal/dpa | 2026-09-29 | 2026-09-29 |
| Privacy policy | https://www.hihello.com/privacy | 2026-09-29 | 2026-09-29 |
| Terms | https://www.hihello.com/legal/terms | 2026-09-29 | 2026-09-29 |

## Subprocessors (17)

As its own list states them.

| Subprocessor | Purpose | Location | Listed since |
|---|---|---|---|
| Adjust | — | United States | 2026-09-29 |
| [Amplitude](https://thirdpartyindex.com/vendors/amplitude.md) | — | United States | 2026-09-29 |
| [Anthropic PBC](https://thirdpartyindex.com/vendors/anthropic.md) | — | United States | 2026-09-29 |
| Expo | — | United States | 2026-09-29 |
| [Google LLC](https://thirdpartyindex.com/vendors/google-cloud.md) | — | United States | 2026-09-29 |
| [Hubspot](https://thirdpartyindex.com/vendors/hubspot.md) | — | United States | 2026-09-29 |
| [Iterable](https://thirdpartyindex.com/vendors/iterable.md) | — | United States | 2026-09-29 |
| [Mailgun](https://thirdpartyindex.com/vendors/mailgun.md) | — | United States | 2026-09-29 |
| [Microsoft](https://thirdpartyindex.com/vendors/microsoft.md) | — | United States | 2026-09-29 |
| [Open AI](https://thirdpartyindex.com/vendors/openai.md) | — | United States | 2026-09-29 |
| [Paragon](https://thirdpartyindex.com/vendors/forge-technology-inc-aka-paragon.md) | — | United States | 2026-09-29 |
| [Sentry (Functional Software, Inc.)](https://thirdpartyindex.com/vendors/sentry.md) | — | United States | 2026-09-29 |
| [Slack](https://thirdpartyindex.com/vendors/slack.md) | — | United States | 2026-09-29 |
| [Stripe](https://thirdpartyindex.com/vendors/stripe.md) | — | United States | 2026-09-29 |
| [Transloadit](https://thirdpartyindex.com/vendors/transloadit.md) | — | United States | 2026-09-29 |
| [Twilio](https://thirdpartyindex.com/vendors/twilio.md) | — | United States | 2026-09-29 |
| [WorkOS](https://thirdpartyindex.com/vendors/workos.md) | — | United States | 2026-09-29 |

Read from ([evidence](https://thirdpartyindex.com/evidence/17601)). CSV: https://thirdpartyindex.com/vendors/hihello/subprocessors.csv

## Listed as a subprocessor by (0)

No tracked vendor lists it.

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Third Party Index (https://thirdpartyindex.com) monitors vendors' public security and privacy documents and keeps each version as evidence. Data CC BY 4.0 (https://creativecommons.org/licenses/by/4.0/); vendors' own documents are theirs. API: https://thirdpartyindex.com/api