Growth · alternatives · 2026
24 alternatives to KingSumo 2.0 - Viral Giveaways
The #1 tool for building your email list.
Below are 24 products that do a similar job, ranked by how close each is in meaning and then by launch-day votes. KingSumo 2.0 - Viral Giveaways launched in 2018; newer entries below may have overtaken it.
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KingSumo Giveaways ▲149Grow your email list through Viral Giveaways
2014 · kingsumo.com · its alternatives →
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Steal the emails that have generated $100+ million
2021 · million-dollar-emails.com · its alternatives →
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Grow your audience through viral giveaways
2018 · kingsumo.com · its alternatives →
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SocLeads 2.0▲706It's my first time launching my own SaaS. I planned to develop it with a friend, but he refused to work with me because his developer skills are higher (in his opinion). I developed a simple online email scraper by keyword, hashtag, or followers using Google Search as a source of data (with Dorks) I will be glad to receive any feedback and suggestions.
2025 · socleads.com · its alternatives →
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Community marketplace for everyday entrepreneurs
2020 · sell.appsumo.com · its alternatives →
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Vyper▲218Explode your email list with gorgeous viral contests
2016 · blitzrocket.com · its alternatives →
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Really good curated email design and code inspiration
2019 · reallygoodemails.com · its alternatives →
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BEE Free▲270Free editor to build responsive design emails. Embeddable.
2014 · beefree.io · its alternatives →
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lemlist▲415The first outreach email platform with personalized images
2018 · lemlist.com · its alternatives →
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Add Giveaway in Live stream. Collect entries from comments.
2023 · livereacting.com · its alternatives →
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Hi HN! We’re Aleem, Chris, Borys, Meichen and Zach from Streak (YC S11) and today we’re open sourcing our InboxSDK https://www.inboxsdk.com, which makes it easy to build apps for Gmail. Over 1.8B users spend their days in Gmail! Having your app built into the Gmail workflow is a better user experience and gives you great user retention. InboxSDK gives you a high-level, declarative API to insert your UI into Gmail without having to directly manipulate the DOM yourself. End users install a browser extension to use your app. The SDK can add UI to multiple areas of Gmail. For example,…
2022 · its alternatives →
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Sidemail 2.0▲306Hi all! I'm Kristyna, maker of Sidemail. I'd love to share with you what we've been building. We built Sidemail because sending emails from a SaaS app was way harder than it should be. Sidemail is made for developers and teams that want one simple place to handle SaaS emails with reliable delivery and no bloat. It has: - Everything for creating, managing and delivering SaaS emails in one platform, - Easy-to-use email API for sending password resets, receipts, etc. - Messenger for writing product updates and newsletters, - Email automations for onboarding and lifecycle flows, - Fast email…
Nov 2025 · sidemail.io · its alternatives →
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Mailshake 2.0▲164Send engaging cold outreach emails, on autopilot
2021 · mailshake.com · its alternatives →
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Viralsweep is a viral marketing platform with tools to create sweepstakes, contests, and giveaways. Use our tools to run sweepstakes and giveaways.
2013 · viralsweep.com · its alternatives →
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Ranked by how close each launch is in meaning, then by votes. Prices were read from each product’s own site when checked and can change. Refine with your own description →