Claspo is a no-code popup builder with a large template library, gamified widgets, and a free plan that unlocks every feature. It is a capable tool, and businesses usually start looking at alternatives for specific reasons rather than general dissatisfaction: a free tier that runs out at 3,000 pageviews, campaign types it does not cover such as cookie consent, or an email and CRM stack that sits outside its native connector list. Price is rarely the trigger, since its paid tiers sit level with Popupsmart's.
Platforms like Popupsmart, OptiMonk, OptinMonster, Poptin, and Privy approach onsite lead generation differently. Below we review five Claspo alternatives in 2026, comparing their features, pricing, and limitations so you can pick the popup builder that fits your website.
We've been working with popup builders for more than six years and have tested many of these tools across real marketing campaigns. The list below reflects our hands-on experience with popup campaigns and conversion optimization.
1. Popupsmart
Popupsmart is the closest like-for-like Claspo alternative. It bills the same way, on pageviews, keeps the same no-code approach, and adds the campaign types and integrations Claspo leaves out.
Some of the features of Popupsmart:
• Exit-intent popups, floating bars, slide-ins, and embedded forms
• Cookie consent and click-to-call campaigns as built-in campaign types
• 500+ conversion-optimized templates and an AI popup builder
• Targeting by behavior, device, traffic source, page visits, and location
• 19 native integrations including Customer.io, Drip, Ontraport, Sendy, and Sendloop
• Built-in A/B testing from the Advanced plan and live conversion analytics
Price: Free forever plan with 5,000 monthly pageviews and every campaign type unlocked. Paid plans start at $39 per month and cost $69 per month at 100,000 pageviews, or $32.5 and $57.5 on annual billing, all backed by a 15-day money-back guarantee.
Compared with Claspo, Popupsmart matches the price at both tiers and ships fewer templates, but it gives you more free traffic to test with, covers consent and phone capture, and reaches further outside the ecommerce stack on integrations.
2. OptiMonk
OptiMonk is a personalization-first platform aimed at ecommerce stores that want to tailor onsite messages and product recommendations to individual visitors.
Below are the primary features of OptiMonk:
• Popups, sidebars, and embedded content
• Product recommendations and dynamic personalization
• A/B testing and segmentation
• Shopify-native workflows
• Integrations with major ecommerce and email platforms
Price: OptiMonk offers a free plan and paid tiers that scale with traffic and personalization features.
Compared with Claspo, OptiMonk goes deeper on ecommerce personalization. Teams comparing Claspo alternatives often shortlist it alongside Popupsmart when product-level personalization matters more than template volume.
3. OptinMonster
OptinMonster is one of the most widely used popup builders for lead generation, especially among WordPress publishers and content sites.
Below are the primary features of OptinMonster:
• Exit-intent popups and scroll-based triggers
• Drag-and-drop campaign builder
• Advanced targeting and segmentation rules
• A/B testing and analytics
• Integrations with major email marketing platforms
Price: OptinMonster offers several tiers based on traffic and feature requirements, with no free plan.
Compared with Claspo, OptinMonster has no free tier but a longer track record and deeper segmentation. It is a common cross-shop for content-heavy sites weighing Claspo alternatives.
4. Poptin
Poptin is a budget-friendly popup and form builder aimed at small businesses and startups that want results without a large software bill.
Below are the primary features of Poptin:
• Popups, forms, and autoresponders
• Exit-intent and behavior triggers
• Drag-and-drop editor with ready templates
• A/B testing and analytics
• A wide list of email and CRM integrations
Price: Poptin offers a free plan and low-cost paid tiers, making it one of the cheapest options in the category.
Compared with Claspo, Poptin undercuts both tools on price and is worth a look if cost is the main reason you are leaving. Popupsmart is the stronger pick if you need consent campaigns or a broader integration list.
5. Privy
Privy is built primarily for ecommerce businesses that want popups and the follow-up email and SMS campaigns in one platform.
Below are the primary features of Privy:
• Email capture popups and announcement bars
• Exit-intent and cart-based triggers
• Drag-and-drop campaign builder
• Email and SMS marketing automation
• Integrations with Shopify and other ecommerce platforms
Price: Privy offers a free plan with limited features and paid plans that scale with contacts and email volume.
Compared with Claspo, Privy bundles the messaging channel with the popup, which suits Shopify stores that want capture and follow-up in one tool rather than a dedicated popup builder.