KingSumo
KingSumo is a viral giveaway platform that helps you grow your email list and social media following through incentivized sharing and automated contest management.
OptinMonster
OptinMonster is a conversion optimization software that helps you grow your email list, increase sales, and reduce website abandonment through personalized popups and smart targeting rules.
Quick Comparison
| Feature | KingSumo | OptinMonster |
|---|---|---|
| Website | kingsumo.com | optinmonster.com |
| Pricing Model | Freemium | Subscription |
| Starting Price | Free | $9/month |
| FREE Trial | ✘ No free trial | ✘ No free trial |
| Free Plan | ✓ Has free plan | ✘ No free plan |
| Product Demo | ✘ No product demo | ✓ Request demo here |
| Deployment | ||
| Integrations | ||
| Target Users | ||
| Target Industries | ||
| Customer Count | 0 | 0 |
| Founded Year | 2011 | 2013 |
| Headquarters | Austin, USA | West Palm Beach, USA |
Overview
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.
OptinMonster
OptinMonster helps you turn your website visitors into subscribers and customers without needing a developer. You can create professional-looking popups, floating bars, and slide-ins using a simple drag-and-drop builder. The platform focuses on showing the right message to the right person at the exact moment they are most likely to convert, helping you capture leads that would otherwise leave your site forever.
You can use advanced targeting features like Exit-Intent technology to trigger campaigns when a user is about to close their tab. It works with any website platform and integrates with all major email marketing services. Whether you run a small blog or a large e-commerce store, you can use these tools to recover abandoned carts, promote special offers, and build a loyal audience through data-driven onsite messaging.
Overview
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.
OptinMonster Features
- Drag-and-Drop Builder. Create beautiful, high-converting opt-in forms from scratch or use pre-made templates without writing a single line of code.
- Exit-Intent Technology. Track user mouse behavior and show a targeted message the moment your visitors are about to leave your website.
- OnSite Retargeting. Show different offers to returning visitors based on their previous interactions to keep your messaging fresh and relevant.
- A/B Split Testing. Test different headlines, designs, and triggers to see what works best so you can eliminate guesswork from your strategy.
- Geolocation Targeting. Personalize your campaigns by showing specific offers based on where your visitors are located in the world.
- Smart Success Redirect. Send your new subscribers to specific thank-you pages or offer downloads immediately after they sign up for your list.
Pricing Comparison
KingSumo Pricing
- Unlimited giveaways
- Unlimited entrants
- Basic social sharing
- Random winner selection
- KingSumo branding
- Everything in Free, plus:
- Remove KingSumo branding
- Custom branding and logos
- Advanced social media actions
- Email marketing integrations
- One-time payment for life
OptinMonster Pricing
- Unlimited campaigns
- All campaign types
- List segmentation
- Subscriber recognition
- Basic reporting
- Up to 2,500 pageviews
- Everything in Basic, plus:
- A/B testing
- Content locking
- Advanced attention activation
- Inactivity sensor
- Up to 10,000 pageviews
Pros & Cons
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
OptinMonster
Pros
- Extensive library of high-quality templates
- Highly granular targeting and trigger rules
- Easy integration with major email providers
- Reliable exit-intent technology improves conversions
- Intuitive drag-and-drop editor saves time
Cons
- No monthly billing option available
- Pageview limits can trigger forced upgrades
- Learning curve for advanced targeting logic