Blog

Practical guides for cleaning, sorting and deduping lists.

  • How to use Listalyze

    A short tour of what Listalyze does — sort, clean, dedupe, regex, find, compare, and big files offline — with a one-line how-to and a link for each.

  • Remove duplicate emails from a list

    Dedupe an email list in three steps in Listalyze — including case and whitespace variants — in your browser, on files too big for Excel, without uploading anything.