TextNow

Zendesk is a customer support tool. It's got 2 main features: ticketing and knowledge base. Ticketing: Zendesk gathers customer queries in one place where you can manage and respond to customer questions efficiently. Knowledge base allows you to create an FAQ section to guide your customers.

Clarity is a free, easy-to-use tool that captures how real people actually use your site. Setup is easy and you'll start getting data in minutes.

Webflow commerce is becoming a serious competitor to Shopify. They also boast the ability to create a fully functioning website without touching code, but in addition to that - they pride themselves on giving you the ability to create unique commerce experiences for your customers.

Unbounce helps your small business get more from every click—create and optimize landing pages that prompt your visitors with one, focused goal instead of leaving them to wander a site full of distractions.

Hotjar is a behavior analytics and user feedback service that helps you understand the behavior of your website users and get their feedback through tools such as heatmaps, session recordings, and surveys.

SendGrid provides and manages an email server on your company's behalf, so your communications with customers are reliably sent and delivered as needed. It's perfect when you need to send transactional emails, password recovery emails or notifications to users from your website.

Braintree is the only way to offer buyers the most popular payment methods -- including PayPal, Venmo (in the US), credit & debit cards, and digital wallets -- in a single integration. Braintree's checkout is designed to be seamless and secure, whether you choose their UI or tailor-make your own.