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List Cleaner & Normalizer

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Free email list cleaner & email list dedupe / contact list normalizer & mailing list dedupe tool: paste JSON/CSV contact lists, deduplicate, validate emails & domains, download clean rows plus a reject report. B2B list hygiene — free when empty.

Pricing

from $0.0001 / actor start

Rating

0.0

(0)

Developer

Valunex

Actor stats

Bookmarked

Total users

Monthly active users

3 days ago

Last modified

Categories

Business

Marketing

Security

Raw list (JSON or CSV text)

inputText

Optional

Pasted list: a JSON array of objects (name, email, domain, phone, ...) or CSV text with a header row. Default is a small mixed list with duplicates and invalid rows.

Type:string

Default:[{"name":"Alice Smith","email":"ALICE@Example.COM ","domain":"Example.COM","phone":"+1 (555) 0100"},{"name":"Bob Jones","email":"bob@example.com","domain":"example.com","phone":"555-0100"},{"name":"Carol Davis","email":"not-an-email","domain":"example.com","phone":"555-0200"},{"name":"Dave Wilson","email":"dave@no-such-domain-9x9.invalid","domain":"no-such-domain-9x9.invalid","phone":"555-0300"},{"name":"Eve Wong","email":"eve@example.com","domain":"example.com","phone":"555-0400"},{"name":"Frank Miller","email":"FRANK@Example.COM","domain":"Example.COM","phone":"+1-555-0100"},{"name":"","email":"","domain":"","phone":""},{"name":"Grace Lee","email":"","domain":"example.com","phone":"555-0500"},{"name":"Hank Boone","email":"","domain":"","phone":""},{"name":"Heidi Cruz","email":"HEIDI@Gmail.COM","domain":"gmail.com","phone":"555-0700"}]

Normalize case and domains

normalizeDomains

Optional

Lowercase emails and domains, trim and collapse whitespace on every field. On by default.

Type:boolean

Default:true

Reject rows with invalid email or unresolvable domain

rejectInvalidEmails

Optional

Drop rows whose email fails syntax validation or whose domain publishes no MX record and resolves to no A/AAAA record. Rows without an email are kept when they carry another identifier (name, domain or phone).

Type:boolean

Default:true

Max rejected rows in report

maxRejectedReported

Optional

Cap on rejected rows embedded in the reject-report item (rejection counts are always exact).

Type:integer

Minimum:1

Maximum:5000

Default:500

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