Best Customer Retention Software 2026

Braze says it serves companies from startups launching engagement programs to scaling businesses and large global enterprises.

Klaviyo suits teams seeking coordinated marketing across multiple messaging channels, with segmentation, automation, and integrations.

Retently fits ecommerce, B2B SaaS, financial-services, and property-management teams collecting structured customer feedback.

It suits multi-location service businesses managing customer feedback across five to 5,000 or more locations.

Customer.io suits teams looking for automated email, customer journeys, lead scoring, and lead capture forms across web and mobile platforms.

It is intended for marketers and customer engagement teams coordinating personalized experiences across channels.

Iterable suits enterprise-scale teams that want to coordinate customer messaging and journeys across channels.

Optimove is aimed at consumer brands managing customer journeys and campaigns across multiple channels.

It suits companies that want customer communities, feedback collection, learning access, and configurable engagement spaces.

Vitally is aimed at Customer Success teams using one-to-many, product-led, hybrid, or one-to-one engagement models.

ClientSuccess suits early-stage startups, SMBs, mid-market teams, and larger organisations with structured customer-success programs.

It suits B2B commercial teams looking to organize customer success, sales, or professional services work in one platform.