Let MailSieve scan your email archives to find and organize contact details from signatures, creating your ultimate address book.
MailSieve is packed with tools to make your life easier.
Supports all major email archive formats, including PST, OLM, and CSV.
Automatically extracts names, emails, phone numbers, titles, and companies from signatures.
Export your organized contacts to Excel, CSV, vCard (.vcf), and JSON formats.
MailSieve is a desktop application that runs entirely on your computer. Your email files are processed locally and are never uploaded to the cloud. This guarantees that your sensitive contact information remains completely private and secure.
Integrate your contacts seamlessly into your favorite tools.
Easily export your contacts as a VCF file and import them directly into your iPhone or Android device's address book.
Quickly export contacts to a CSV or Excel file to upload them to any CRM like Salesforce, HubSpot, or your favorite marketing platform.
Start for free and upgrade to unlock the full potential of MailSieve.
Perfect for getting started and seeing the power of MailSieve.
Unlock all features with a one-time purchase for lifetime access.
Absolutely. Security is our top priority. MailSieve is a desktop application that processes all your files locally on your computer. Your email archives are never uploaded to our servers or any cloud service. Your data remains completely private and under your control.
You can export your data directly from Outlook. The process depends on your operating system. Here are the official Microsoft guides:
.pst file (for emails, contacts, and calendars) or a .csv file (for contacts only).
.olm).
It is a one-time purchase that grants you a lifetime license for the current version of MailSieve, including minor updates.
Yes, MailSieve is available for both Windows and macOS. You can download the appropriate version from our site.