3CX is a VoIP provider that offers on-premise and cloud-hosted phone system solutions. Annual fees range from $0 to $39,990 per year.
Bing Ads is a search engine marketing tool that can help businesses boost their reach. Its reported cost-per-click averages $1.54.
Facebook Pages Manager is a free app that enables users to connect and manage up to 50 Pages—all in one place.
Infusionsoft by Keap automates sales, marketing, and business processes. Prices range from $199-$399/month + $499-$1,999 (one-time coaching fee).
Zoho CRM allows users to manage their contacts and automate their email marketing and lead generation tasks. Prices range from $0 to $55/user/month.