Cloudingo - Cloudingo - a cloud-based SaaS, connects to Salesforce and allows system administrators to scan their entire database for similar or duplicate records.

Cryoserver - Cryoserver is an all-in-one email archiving solution that empowers you to preserve your email in a tamper-evident archive, making you transform your data into a useful archive for everyday use.

CRMfusion - CRMfusion is a suite of data quality and data integration tools that integrate well with Salesforce.

Gmvault - Backup the emails in your Gmail account.

ZaapIT - Mass Merge, auto merge, duplicates cleanup, bulk edit, bulk update, bulk delete , mass lead convert

imapsync - Console-based utility for migrating IMAP mailboxes.