Popular alternatives include Cognito, Simeio, ReachFive, OneWelcome and undefined.
Key factors include Multi-factor Authentication, Single Sign On, Scalability, Self-Registration, Customer Data Linking and pricing.
Tools like miniOrange CIAM, Incode Omni, Boku Identity, SecZetta Customer Identity and Rownd are best for small businesses for Customer Identity and Access Management (CIAM) Software.