How many subprocessors does Buffer use?

Buffer lists 27 subprocessors on its published list, including Amazon Web Services (AWS), Inc, Anthropic, Attio, Brainfish, and ChartMogul and 22 more.

Where does Buffer process customer data?

The subprocessors named by Buffer are located in USA, United Kingdom, Australia, Germany, and India, as stated on its list.

Which security certifications does Buffer list?

Buffer's trust page lists EU–US Data Privacy Framework.

When was Buffer's subprocessor list last checked?

ClauseTrail last checked Buffer's subprocessor list on November 2, 2026 and last saw it change on October 23, 2026. Lists are re-checked daily.

How do I find out when Buffer adds or removes a subprocessor?

ClauseTrail monitors Buffer's subprocessor list, DPA, privacy policy and terms and emails you the exact change — who was added or removed and what the page said before and after. The first vendors are free.

Buffer Subprocessors List (November 2026): Changes and History

Buffer names 27 subprocessors on its published list. Read from the vendor's own page and re-checked daily.

Last checked November 2, 2026 Last change October 23, 2026 Official source ↗

Buffer subprocessors (November 2026)

#	Subprocessor	Purpose	Location
1	Amazon Web Services (AWS), Inc	Cloud (hosting) service	USA
2	Anthropic	Artificial Intelligence	USA
3	Attio	Customer relationship management platform	United Kingdom
4	Brainfish	Software service	Australia
5	ChartMogul	Analytics platform	Germany
6	Cloudflare, Inc	Deployment and delivery	USA
7	Customer.io	Email communication	USA
8	Datadog	Performance, infrastructure and network monitoring	USA
9	Dub	Affiliate link management	USA
10	FeatureOS	Customer feedback	India
11	Fivetran	Automated data movement platform	USA
12	Google	Data storage and processing	USA
13	HelpScout	Customer support services	USA
14	Hex	Data analytics and business intelligence	USA
15	Hightouch	Data analytics	USA
16	MongoDB Atlas	Cloud database	USA
17	Microsoft, MS Clarity	Behavior analytics tool	USA
18	Mixpanel	Data analytics and business intelligence	USA
19	OpenAI	Artificial Intelligence	USA
20	Plain	Customer support software	United Kingdom
21	Pusher Ltd	Push notifications	United Kingdom
22	Retool	Internal tooling	USA
23	RevenueCat	Analytics	USA
24	Segment / Twilio	Data infrastructure / messaging	USA
25	Sentry	Error monitoring service	USA
26	Stripe, Inc	Payment processing	USA
27	Xero	Accounting	USA

Get an email when Buffer changes its subprocessors

ClauseTrail re-checks this list every day and tells you exactly who was added or removed — including when a vendor starts sending data to an AI provider. The first vendors are free.

Track Buffer free

Certifications at Buffer

What Buffer's trust page lists, with the text each one comes from.

EU–US Data Privacy Framework: Active

“Buffer complies with the EU-U.S. Data Privacy Framework, the Swiss-U.S. Data Privacy Framework, and the UK Extension to the Data Privacy Framework”
Trust page, buffer.com ↗

Documents we track for Buffer

Privacy policy: checked November 3, 2026 changed October 10, 2026 buffer.com ↗
Subprocessor list: checked November 2, 2026 changed October 23, 2026 buffer.com ↗
Terms of service: checked November 3, 2026 changed October 10, 2026 buffer.com ↗
Trust page: checked November 2, 2026 buffer.com ↗

Change history

October 23, 2026

Subprocessor added

Buffer added Sentry (USA) as a subprocessor.
Who else uses Sentry →
October 10, 2026

Terms of service changed

A new subprocessor, "Dub" (Affiliate link management, USA), has been added to the subprocessor list in Buffer's Terms of Service.
October 10, 2026

Privacy policy changed

A new subprocessor, "Dub" (Affiliate link management, USA), has been added to Buffer's subprocessor list.
September 30, 2026

Terms of service changed

The subprocessor list changed: Bugsnag and Pendo were removed, Plain (Customer support software, United Kingdom) was added, HelloNext was renamed/replaced by FeatureOS (Customer feedback, India), and Hightouch's description changed from Customer support services to Data analytics.
September 30, 2026

Privacy policy changed

The subprocessor list changed: Bugsnag (error monitoring, USA) was removed, HelloNext (customer feedback, India) was replaced by FeatureOS, Hightouch's description changed from "Customer support services" to "Data analytics", and Pendo (Analytics, USA) was removed while Plain (Customer support software, United Kingdom) was added.

Tracking since October 15, 2026. Every change links to the two versions of the document it came from. All vendors' changes →

Buffer subprocessors FAQ

How many subprocessors does Buffer use?: Buffer lists 27 subprocessors on its published list, including Amazon Web Services (AWS), Inc, Anthropic, Attio, Brainfish, and ChartMogul and 22 more.
Where does Buffer process customer data?: The subprocessors named by Buffer are located in USA, United Kingdom, Australia, Germany, and India, as stated on its list.
Which security certifications does Buffer list?: Buffer's trust page lists EU–US Data Privacy Framework.
When was Buffer's subprocessor list last checked?: ClauseTrail last checked Buffer's subprocessor list on November 2, 2026 and last saw it change on October 23, 2026. Lists are re-checked daily.
How do I find out when Buffer adds or removes a subprocessor?: ClauseTrail monitors Buffer's subprocessor list, DPA, privacy policy and terms and emails you the exact change — who was added or removed and what the page said before and after. The first vendors are free.