KingSumo vs Omnisend Comparison: Reviews, Features, Pricing & Alternatives in 2026

Detailed side-by-side comparison to help you choose the right solution for your team

Updated Apr 2026 8 min read

KingSumo

0.0 (0 reviews)

KingSumo is a viral giveaway platform that helps you grow your email list and social media following through incentivized sharing and automated contest management.

Starting at Free
Free Trial NO FREE TRIAL
VS

Omnisend

0.0 (0 reviews)

Omnisend is an omnichannel marketing automation platform designed for e-commerce businesses to increase sales through integrated email, SMS, and push notification campaigns across the entire customer journey.

Starting at Free
Free Trial NO FREE TRIAL

Quick Comparison

Feature KingSumo Omnisend
Website kingsumo.com omnisend.com
Pricing Model Freemium Freemium
Starting Price Free Free
FREE Trial ✘ No free trial ✘ No free trial
Free Plan ✓ Has free plan ✓ Has free plan
Product Demo ✘ No product demo ✓ Request demo here
Deployment saas cloud mobile
Integrations Mailchimp ConvertKit Zapier SendFox AWeber ActiveCampaign GetResponse Campaign Monitor Shopify BigCommerce WooCommerce Wix Gorgias Smile.io Zapier Recharge AfterShip Okendo
Target Users solopreneur small-business small-business mid-market
Target Industries retail fashion consumer-goods
Customer Count 0 0
Founded Year 2011 2014
Headquarters Austin, USA London, UK

Overview

K

KingSumo

KingSumo helps you turn strangers into subscribers by running viral giveaways that people actually want to share. Instead of paying for expensive ads, you can offer a prize and let your entrants do the marketing for you. The platform uses a unique referral system where users earn extra entries for following your social profiles or inviting their friends to join the contest.

You can set up a professional giveaway page in minutes without any coding or design skills. It handles the heavy lifting by tracking referrals, verifying social media actions, and automatically picking winners. Whether you are a blogger, podcaster, or e-commerce store owner, you can use these contests to build a massive, engaged audience quickly and affordably.

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Omnisend

Omnisend is an email and SMS marketing automation platform built specifically for e-commerce brands. You can move beyond basic newsletters by creating personalized customer journeys that combine email, SMS, and push notifications into a single automated workflow. The platform integrates directly with major e-commerce stores to track customer behavior and trigger messages based on real-time shopping data.

You can recover lost revenue with abandoned cart sequences, welcome new subscribers, and reward your best customers with automated loyalty workflows. The platform is designed for growing online stores that need sophisticated automation without the complexity of enterprise-level tools. You get access to pre-built automation templates and a drag-and-drop editor that makes creating professional campaigns fast and intuitive.

Overview

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KingSumo Features

  • Viral Referral Tracking Give your entrants extra chances to win when they share your giveaway with their friends and family.
  • Social Media Integration Grow your following by rewarding users with bonus entries for visiting your Instagram, YouTube, or Twitter profiles.
  • Automated Winner Selection Save time and ensure fairness by letting the system randomly select and verify your giveaway winners automatically.
  • Custom Landing Pages Create high-converting giveaway pages with your own images, descriptions, and branding in just a few clicks.
  • Email Service Integrations Sync your new leads directly to popular platforms like Mailchimp, ConvertKit, and Zapier for immediate follow-up.
  • Embeddable Widgets Place your giveaway directly on your own website or blog to capture visitors where they already are.
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Omnisend Features

  • Omnichannel Workflows. Combine email, SMS, and push notifications into a single automated sequence to reach customers on their preferred channels.
  • E-commerce Segmentation. Target your audience based on their shopping behavior, purchase history, and campaign engagement to send more relevant offers.
  • Product Picker. Drag and drop products directly from your online store into your emails to save time on manual formatting.
  • Automated Split Testing. Test different subject lines or content variations within your automated workflows to see what drives the most sales.
  • Dynamic Discount Codes. Generate and send unique, single-use discount codes automatically to prevent coupon abuse and track individual redemptions.
  • Visual Automation Builder. Map out your entire customer journey with an intuitive drag-and-drop interface that requires no coding or technical skills.

Pricing Comparison

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KingSumo Pricing

Free
$0
  • Unlimited giveaways
  • Unlimited entrants
  • Basic social sharing
  • Random winner selection
  • KingSumo branding
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Omnisend Pricing

Free
$0
  • Reach up to 250 contacts
  • 500 emails per month
  • Up to 60 SMS messages
  • 500 web push notifications
  • Professional email templates
  • Pre-built automations

Pros & Cons

M

KingSumo

Pros

  • One-time lifetime pricing eliminates monthly subscription costs
  • Extremely simple setup process for non-technical users
  • Effective viral loop encourages high sharing rates
  • Clean and mobile-responsive giveaway landing pages

Cons

  • Limited design customization for landing pages
  • Free version includes prominent platform branding
  • Lacks advanced fraud detection for fake entries
A

Omnisend

Pros

  • Deep integration with Shopify and BigCommerce
  • Easy to set up complex automations
  • Excellent customer support available 24/7
  • Consolidated reporting for email and SMS

Cons

  • SMS credits can become expensive
  • Limited design flexibility in some templates
  • Learning curve for advanced segmentation rules
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