Velocify Lead Manager - Lead Scoring
InsightSquared - #1 for Salesforce.com Pipeline forecasting, profitability analysis, activity tracking: all the small business intelligence you need. Works using CRM data and automatic syncing.
ConnectAndSell - Delivering live conversations with inbound leads, on demand.
Aviso - Aviso provides predictive analytics software to help sales organizations optimize their performance and exceed revenue goals using machine learning algorithms and portfolio management techniques.
Sidekick by Hubspot - Customer insight integrated with your email tools.
SalesWings - Lead website tracking, predictive lead scoring and lead intelligence as-a-service!