Duplicate Check - Start creating data happiness. Find, merge and prevent duplicate records in your Salesforce Organization.
CRMfusion - CRMfusion is a suite of data quality and data integration tools that integrate well with Salesforce.
ZaapIT - Mass Merge, auto merge, duplicates cleanup, bulk edit, bulk update, bulk delete , mass lead convert
CheckMyNumber - CheckMyNumber helps you to parse, format, and validate international phone numbers for all countries of the world in Salesforce. Download for free!
Cloudpond - Cloudpond is an AWS S3 storage connector utility for Salesforce.
Apsona for Salesforce - Apsona for Salesforce is an add-on application for Salesforce to manage the data.