Popular alternatives include Outgrow, ActiveCampaign, CleverTap, Moosend and CRM.io by 500apps.
Key factors include Lead Nurturing, Email Drip Campaigns, Campaign Segmentation, Analytics (ROI Tracking) and pricing.
Tools like CleverTap, ActiveCampaign, Adobe Marketo Engage, Kajabi and SharpSpring are best for small businesses for Marketing Automation Software.