Gleam vs KingSumo: Pricing and Ratings Compared (2026)
Entry prices and free plans as read on each vendor's pricing page, and user ratings as published on review sites, for Gleam and KingSumo side by side. This page compares data; it is not a hands-on review.
On the data: On the data below, KingSumo leads on a free plan. We do not name an overall winner for this pair.
Short on time? Here's the quick answer
Based on published vendor pricing and features and on public review data, here's who should pick what:
Gleam
Grow your audience with contests, rewards, and email capture
Best for you if:
- • You want free plan available for running unlimited competitions
KingSumo
Grow your audience with viral giveaways
Best for you if:
- • You want a free tier before you commit
| At a Glance | Gleam | KingSumo |
|---|---|---|
Starts at | From $10/mo, billed monthly Hobby plan | Free plan |
Category | Lead Generation Marketing | Marketing Automation Referral Marketing |
Rating | 4.2/5 G2 4.2 27 reviews | 3.5/5 G2 3.4 · SourceForge 4.0 16 reviews |
Free plan | No | Yes |
Watch out for | n/a | No overage fees mentioned. |
Choose Gleam or KingSumo?
Choose Gleam if
- You want free plan available for running unlimited competitions
- You want verified actions ensure genuine engagement rather than fake entries
- You work in lead generation, not marketing automation
Choose KingSumo if
- You want a free tier before you commit
- You want one-time lifetime payment eliminates recurring subscription costs
- You want viral sharing mechanics amplify reach without ad spend
- You work in marketing automation, not lead generation
In-Depth Analysis
Gleam
Grow your audience with contests, rewards, and email capture
This pricing structure is best for small to medium-sized businesses and marketers looking for a comprehensive suite without per-campaign charges.
Strengths
- Pro: Free plan available for running unlimited competitions
- Pro: Verified actions ensure genuine engagement rather than fake entries
- Pro: Average competition drives 1.2 actions per impression
- Pro: No per-campaign charges, run unlimited campaigns on any plan
Weaknesses
- Con: Free plan limits data collection and customization options
- Con: Full suite (Competitions + Rewards + Gallery + Capture) requires a paid plan
- Con: Advanced features like custom CSS require higher-tier plans
Key features
KingSumo
Grow your audience with viral giveaways
It's best for small businesses, solopreneurs, and marketers looking for an affordable, powerful giveaway solution.
Watch out
No overage fees mentioned.
Strengths
- Pro: One-time lifetime payment eliminates recurring subscription costs
- Pro: Viral sharing mechanics amplify reach without ad spend
- Pro: Dead-simple setup takes minutes, not hours
- Pro: Free plan available with core giveaway features
- Pro: Built and backed by the AppSumo ecosystem
Weaknesses
- Con: Viral entries can attract low-quality leads who only want prizes
- Con: Limited analytics and reporting compared to full marketing suites
- Con: No A/B testing for giveaway page variations
- Con: Design customization options are basic
- Con: Integration ecosystem is narrow beyond email providers
Key features
Plans and prices: Gleam vs KingSumo
| Tool | Plans and prices | Source |
|---|---|---|
| Gleam |
| gleam.io/pricing read Nov 2, 2026 |
| KingSumo | No plan prices on file | kingsumo.com/pricing read Oct 28, 2026 |
Prices as read on each vendor's own pricing page on the date shown. Plans are listed per tool and are not matched against the other tool's plans: a plan name or price in one column says nothing about the same row in the other. Details on Gleam pricing and KingSumo pricing.
Key Takeaways
Gleam
- Choose if you want grow your audience with contests, rewards, and email capture
KingSumo
- Has a free plan
What the data shows
On the data below, KingSumo leads on a free plan. We do not name an overall winner for this pair.
- User ratings rest on too few reviews to rank (4.2/5 from 27 reviews for Gleam, 3.5/5 from 16 reviews for KingSumo; we compare ratings only above 20 reviews on both sides).
- Gleam starts at $10/mo, billed monthly; KingSumo has no public paid plan price on file.
- Only KingSumo has a free plan.
Criteria: user rating (only above 20 reviews on both sides, gap of 0.2 or more), entry price (only on the same billing basis), free plan. How we rate
Frequently Asked Questions
How do Gleam and KingSumo compare in 2026?
On the data below, KingSumo leads on a free plan. We do not name an overall winner for this pair. User ratings rest on too few reviews to rank (4.2/5 from 27 reviews for Gleam, 3.5/5 from 16 reviews for KingSumo; we compare ratings only above 20 reviews on both sides). Gleam starts at $10/mo, billed monthly; KingSumo has no public paid plan price on file. Only KingSumo has a free plan.
What are Gleam and KingSumo used for?
Gleam: Grow your audience with contests, rewards, and email capture. KingSumo: Grow your audience with viral giveaways.
What does Gleam cost vs KingSumo?
Gleam's cheapest paid plan is Hobby at $10/mo, billed monthly. KingSumo has no public paid-plan price on file. Prices read on the vendors' pricing pages, latest check Nov 2, 2026.
What's the main difference between Gleam and KingSumo?
Gleam's main strength: free plan available for running unlimited competitions. KingSumo's main strength: one-time lifetime payment eliminates recurring subscription costs.