Influence is described as 'Increase conversion rate by 17% using social proof. Show how popular your offers are by displaying recent customer activity and more. Click now to see how Influence can work for you'. There are more than 10 alternatives to Influence, not only websites but also apps for a variety of platforms, including SaaS, Wordpress, Shopify and Self-Hosted solutions. The best alternative is NotificationX, which is both free and Open Source. Other great sites and apps similar to Influence are Nudgify (Paid), ProveSource (Paid), ProofGain (Freemium) and Cue App (Paid).
Credible enables you to present personalized customer reviews and actions as social proofs (such as sales, bookings, sign ups), so you can get more sales and customer actions, collect more reviews, and become more credible.