Data

Spark Mail and the GDPR: AI training, data location and DPA

Pro: Doesn't train on your data. EU hosting not documented · DPA in the terms.

Vendor: Spark Mail LimitedWriting and emailChecked on How we check

Verdict

Is Spark Mail GDPR compliant?

Pro

Business

Doesn't train on your data

EU hosting not documented · DPA in the terms

Price: €22 / user / mo

No tool is GDPR compliant on its own: that depends on how your business uses it. This page shows the vendor's side, from its own pages. It is not legal advice.

Training

Does Spark Mail train on your data?

Trains on your data by default?

Checked

Doesn't train on your data.

No. Spark states it does not use your data to train any AI model

Vendor's wording: “We do not use your data to train any AI model.”

Source: sparkmailapp.comPrivacy Policy for App > AI featuresChecked on

Location

Where does Spark Mail store your data?

Where data is stored by default

Checked

United States and EEA: data is stored on US servers (Google Cloud) and on EEA servers

Vendor's wording: “The personal data we collect is stored on the US servers, which participate in the Data Privacy Framework”

Source: sparkmailapp.comPrivacy Policy for App > Data Sharing Outside the European Economic AreaChecked on

Contract

Does Spark Mail sign a data processing agreement?

Data processing agreement (DPA)

Checked

DPA in the terms.

Yes: the DPA is published and supplements the Terms of Service, concluded with Spark Mail Limited (Dublin) as processor

Vendor's wording: “constitutes a binding agreement between the Controller and the Processor.”

Source: sparkmailapp.comData Processing Addendum, introChecked on

Processors

Who else handles Spark Mail data?

Sub-processors (companies that handle the data for them)

Checked

Not public.

No public list; the full list is given on request (DPA Schedule 3). Privacy policy names AI providers Azure OpenAI, OpenAI, Anthropic and Google Vertex AI

Vendor's wording: “The Parties agree that the full list of Sub-processors is not made publicly available.”

Source: sparkmailapp.comSchedule 3. Sub-processorsChecked on

EU–US Data Privacy Framework

Checked

EU or Swiss vendor.

Not applicable (EU-based vendor, Spark Mail Limited, Dublin, Ireland)

Vendor's wording: “with offices at Glandore Business Centres, 26-27 Fitzwilliam Place, Fitzwilliam Hall, Dublin 2, D02T292, Ireland, as the Processor.”

Source: sparkmailapp.comData Processing Addendum, partiesChecked on

Retention

How long does Spark Mail keep your data?

How long data is kept

Checked

AI providers keep inputs up to 30 days; Spark keeps meeting notes, AI history and writing-style data until you delete them or the account; recent-email notification data 4 hours; backups about 1 week

Vendor's wording: “AI providers may only retain your inputs for up to thirty (30) days as part of their abuse and misuse monitoring.”

Source: sparkmailapp.comPrivacy Policy for App > AI features; Data Retention tableChecked on

Security

Which certifications and admin controls does Spark Mail have?

Security certifications

Vendor says

No certification named for the product; pricing page only mentions 'SOCII compliance' measures under Enterprise

Vendor's wording: “Enhance account security with measures like SOCII compliance.”

Source: sparkmailapp.comPricing table > Extra Security & ControlsChecked on

Price

What does Spark Mail cost?

Price, as shown in Germany

Checked

€22 / user / mo.

€22 per user/month billed monthly; €19.08 per user/month (€229 per year) billed yearly. VAT not shown

Vendor's wording: “For professionals and client-facing teams who want to drive growth”

Source: sparkmailapp.comPricing > ProChecked on

The vendor doesn't say: EU hosting, admin controls.

Alternatives

Spark Mail alternatives that don't train on your data

Other writing and email tools whose business plan doesn't train on your data and includes a DPA.

The five marks, in order: No AI training · EU hosting · DPA · Sub-processors listed · DPF or EU vendor. ✓ meets it, ✕ doesn't, – partly, ? not stated.

Tool · PlanVerdictYour five rules
  • Gmail with Gemini

    Google Workspace Business Standard · See details

    Doesn't train on your dataEU hosting available · DPA in the terms

    ✓✓✓✓✓

  • Google Translate in Google Workspace

    Business Standard · €13.60 / user / mo

    Doesn't train on your dataEU hosting available · DPA in the terms

    ✓✓✓✓✓

  • LanguageTool

    Team · €56.90 / user / yr

    Doesn't train on your dataData in the EU by default · DPA on request

    ✓✓✓✓✓

  • Azure Translator

    S1 pay as you go · See details

    Doesn't train on your dataEU hosting available · DPA in the terms

    ✓✓✓?✓

  • Hunter

    Growth · See details

    Doesn't train on your dataData in the EU by default · DPA in the terms

    ✓✓✓✓✕

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