Test Data Generator

Generate realistic sample data for demos, forms and QA.

Runs in your browser. No data uploaded.

Loading the generator…

01 / Configure

Build your sample

:How is this data made?

:x How This Data Is Made

SafeSeed creates rows from name lists and field rules, without customer records.

CreateName lists + field rules
LinkA consistent contact per row
CheckBefore preview or download

:How realistic contacts are put together

:What the automatic checks cover

:Sources, credits and licenses

:x Realistic Contacts

Name and email stay linked within each generated contact.

Illustrative contact

Name: Amelia Torres
Email: amelia.torres42@example.org
Phone: (212) 555-0100

:Where do these names come from?

:Example email addresses

:US-based phone numbers

:x Generated Names

Names come from Faker’s US English lists.

Illustrative example

FirstAmelia

LastTorres

Full nameAmelia Torres

Name variations uses fixed examples for accents, punctuation and longer names.

No customer records are used. A generated name can match a real person.

Source: Faker name generation

:x Example Emails

SafeSeed combines a generated name with an example domain.

Illustrative email · name + example domain

amelia.torres42@example.org

Every email uses example.com, example.net or example.org.

:Why these domains are used for examples

:x Email Reservation

IANA reserves these domains for documentation and examples.

example.com
example.net
example.org

Source: IANA example domains

:x Fictional Phones

These phones use the fictional 555-0100–0199 range with US area codes.

Illustrative US phone

US area code: 212
Fictional line: 555-0100

(212) 555-0100

Area codes cover the 50 states and DC.

:The fictional range and US area codes

:x Phone Reservation

NANPA reserves 555-0100–0199 for fictional entertainment and advertising use.

100 reserved line numbers

First555-0100

Last555-0199

US area-code snapshot reviewed October 19, 2026.

Source: NANPA fictional numbers · Source: NANPA area-code reports

:x Automatic Checks

SafeSeed checks the selected field rules and sample size before preview or download.

Names: Full = first + last.When all three are selected.
Email: Only the three example domains.
Phone: Reviewed US fictional range. Blanks only where the scenario allows.
Contact IDs: Unique within the sample.

PassSample ready

FailError; no download

:x Repeat A Sample

The same settings reproduce the same values; adding rows keeps earlier rows unchanged.

Keep unchangedSeed + fields + scenario + version

Generate againSame values

Column renames preserve values.

Save setup downloads these settings; Load setup restores them. Incompatible versions show an error.

:x Generator Credits

Faker supplies the generated names and example emails.

Faker 10.6.0: Names and example emails
Nutshell: Expandable explanations
Rough Notation: Visual emphasis

Faker license

:x Everyday Scenario

Use everyday contacts for demos, form tests and CSV imports.

Each selected field has a value. Switch scenarios to test name variations or blank phones.

:x Name Variation Scenario

Test accents, apostrophes, hyphens and long names in forms, layouts and CSV imports.

Accents: José Muñoz
Apostrophes + hyphens: Anne-Marie O'Neill
Long names: Alexandria-Catherine Montgomery-Worthington

Name and email still describe the same contact.

:x Missing Phone Scenario

Test how your form or import handles blanks: every fifth phone is blank.

Example: records 1–5

✓ Phone · — Blank

Use at least five rows. Try a blank optional phone, or test the message when a phone is required.