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.
Cloudpond - Cloudpond is an AWS S3 storage connector utility for Salesforce.
Avochato - Text messaging for your business.
Cloudingo - Cloudingo - a cloud-based SaaS, connects to Salesforce and allows system administrators to scan their entire database for similar or duplicate records.
ImportBuddy - It gives you a very easy solution to Add/Update CSV data into any standard or custom object of Salesforce without leaving Salesforce.com