Compare Waitlisted to these popular alternatives based on real-world usage and developer feedback.

Is an AI-driven multichannel outreach platform that reaches prospects where they're most active while keeping every message personal, timely, and effective.

Outreach Box is an AI-powered sales engagement, marketing automation and email outreach platform designed to help businesses find warm leads, scale outreach campaigns, and close more deals. With intelligent automation, unlimited email outreach, advanced deliverability, AI-generated personalized solution, and real-time campaign analytics, Outreach Box enables sales and marketing teams, agencies, and marketers to increase business reach and automate daily works for better output.

Intercom is a customer communication platform with a suite of integrated products for every team—including sales, marketing, product, and support. Have targeted communication with customers on your website, inside apps, and by email.

Customer engagement platform for tech savvy marketers sending personalized, data-driven marketing, product, and transactional messages. Ideal for mid-market SaaS, FinTech, EdTech, mobile apps, marketplaces companies, and more.

Freshchat is a modern messaging software built for teams who want to ace customer conversations—marketing, sales, or support.

It is a free and open-source mail transfer agent that routes and delivers electronic mail. It is Wietse Venema's mail server that started life at IBM research as an alternative to the widely-used Sendmail program. Now at Google, Wietse continues to support it.

Braze is a comprehensive customer engagement platform that powers relevant and memorable experiences between consumers and the brands they love.

It is a software vendor for free and open-source customer experience management, digital asset management, product information management, multi-channel publishing and e-commerce software.

Autopilot’s intuitive drag and drop Journey canvas allows you to send the right message, on the right channel, at the right time. Automate your marketing, send personalized messages, build workflow and process in Salesforce, and more.

It is the first ECRM–an Ecommerce CRM designed for building personal and profitable relationships with your customers at scale. It uses customer insight, data, and smarter email marketing automation at scale. With the best customer experience, your brand will never blend in.

It is an open source IMAP and POP3 email server for Linux/UNIX-like systems, written with security primarily in mind. It is an excellent choice for both small and large installations. It's fast, simple to set up, requires no special administration and it uses very little memory.

It is a mobile engagement platform that helps forward-looking brands like Grab, Tinder, and Tesco meet the real-time needs of their customers.

It is a free and easy-to-use tool for businesses and organizations to manage their online presence across Google, including Search and Maps. If you verify and edit your business information, you can both help customers find your business and tell them your story.

It is a live chat service which allows you to communicate with your customers easily, also with the help of chatbots. It is designed specifically for the WordPress community.

Vero is an event-driven email marketing platform for engineering, marketing, and product teams - it gives you the visibility and clarity to help you collaborate and move faster in designing and sending emails using real-time customer data.

It adds scheduled sending and the easiest, most integrated email reminders to Gmail, helping you reach Inbox Zero.

250ok is an email deliverability tools company that produces a Software‐as‐a‐Service (“SaaS”) platform to monitor and measure the deliverability of email networks. These networks consist of companies sending various forms of messages including marketing, transactional, share, and others from various platforms.

It empowers digital marketing leaders and business owners with the only #omnichannel customer engagement platform built to accelerate business outcomes.

It is a personalization and engagement solution for businesses and organizations designed to improve sales and drive customer engagement throughout their whole experience.

Threads is an extremely flexible and powerful way to engage customers by building workflows and sending triggered emails.

It helps build lasting business relationships, right from your inbox. A sales engagement platform designed for sales professionals and account managers.

It helps B2B marketers drive new business & expand relationships with high-value accounts by orchestrating human connection at scale.

It offers an omni-channel live chat and AI-powered chatbots to generate more leads for your business and/or delight your customers with advanced customer service.

It is an all-in-one tool for email deliverability to make your Email Channel Reliable. It raises your sender reputation by interacting with real people in any language and helps you to hit the inbox of your prospect. Full automation.

It is a lead generation platform. Lead generation doesn’t have to be painful. Drive growth with targeted Sales leads and increase sales by quickly finding, connecting and engaging with qualified prospects.

A data-driven marketing technology company that helps brands acquire more customers, retain them for longer and grow their value.

PersistIQ is an all-in-one outbound sales platform. Sales teams use PersistIQ to turn cold leads into sales opportunities.

Pinpoint email issues before you hit "send". Secure your emails from malicious actors and ensure your email delivery to the inbox.
Your transactional email should NOT trigger spam or marketing filters. Flute Mail plugs into your existing API provider to properly isolate segments, boost inbox rates, and safely store your transactional email data.

Automate your social media marketing with AI. From content creation to publishing across Instagram, TikTok, LinkedIn, Twitter, and Facebook.

Turn trial users into paid users & inactive users into engaged users with targeted, behavior-driven lifecycle messaging.

Free email checker and email verification with 99.9% accuracy. Reduce bounces, protect sender reputation. 100 free email verification credits daily.

Free email verifier & checker to validate email addresses instantly. Reduce bounces and verify emails in real time.

Sidemail is an all-in-one email delivery platform for startups that makes sending emails simple. It has everything for delivering and managing emails – email API, transactional emails, email marketing and automation, contact management, no-code email editor, email templates, subscribe forms, and more. Perfect for teams & developers that want reliable deliverability without the bloat. We're based in the EU and GDPR compliant.

It is a conversational lead generation platform. Leadoo helps companies to convert more leads from website visitors.

It makes it easy to keep and manage a changelog for your products. Keep your users up to date and engaged with every update your team ships.

Dashly platform helps SaaS companies improve communications with their customers. Convert website traffic through every step of the funnel and reactivate inactive users with live chat, bots, and targeted messages.

It is an easy way to manage your outgoing emails from your apps. From creating and sending your emails to monitoring and managing their stats, you can do really useful things with it without worried about time zone disaverage.

It offers a simple REST-based JSON API enabling you to thoroughly check and verify email addresses right at the point of entry into your system.

Saastoast sends real-time push notifications for key SaaS events, trial signups, upgrades, feature usage, churn risks, and more, keeping founders motivated and customer-centric by showing momentum as it happens.

Turn one content idea into platform-optimized posts for WordPress, LinkedIn, X, and Ghost. AI automatically adapts your message, tone, and format for each platform—no manual rewriting required.

Launchli analyzes your product and distributes on-brand content everywhere so you can focus on building.

Build your marketing links the same way you think. Describe your marketing activity and you are done. Our tool takes your intent and builds UTM tags that use industry best practices and remain consistent across users and campaigns. Free to use, no sign up required.

Generate scroll-stopping social media content in seconds—powered by AI, designed for your brand, and built to drive engagement.

Achieve PLG faster with automated growth loops, onboarding and activation tuning.

A modular, self-funded rewards platform that boosts engagement, retention, and performance through intelligent, gamified, incentives—no costly funding burden required.

Schedule multiple posts at once with AI automation. Connect Instagram, Twitter, TikTok, LinkedIn & more. Smart scheduling, analytics, and team collaboration.

Chatix is an all-in-one WhatsApp support widget for chat support, order updates, COD verification, and abandoned cart recovery. Chatix manages multi-agent chats, online hours, and WhatsApp API automation for marketing and promotions. It is perfect for Shopify stores wanting faster support, higher conversions, and better customer communication.

Collect, manage, and showcase powerful testimonials with customizable widgets. From video shoutouts to text reviews, Gridapps helps businesses highlight real customer voices, build trust, and boost conversions across every channel.

Automate SEO and optimize inventory for your Shopify store with noryX, AI-powered tools for amplifying brand visibility and growth. Install now!