Metadata.io vs ON24 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

Metadata.io

0.0 (0 reviews)

Metadata.io is an operating system for B2B marketers that automates technical tasks like audience building and lead enrichment to help you scale your performance marketing and drive revenue.

Starting at $3500/mo
Free Trial NO FREE TRIAL
VS

ON24

0.0 (0 reviews)

ON24 is an enterprise webinar and virtual events platform that uses interactive experiences and AI-driven analytics to help you generate high-quality leads and drive measurable revenue growth.

Starting at --
Free Trial NO FREE TRIAL

Quick Comparison

Feature Metadata.io ON24
Website metadata.io on24.com
Pricing Model Subscription Custom
Starting Price $3500/month Custom Pricing
FREE Trial ✘ No free trial ✘ No free trial
Free Plan ✘ No free plan ✘ No free plan
Product Demo ✓ Request demo here ✓ Request demo here
Deployment cloud saas mobile
Integrations Salesforce HubSpot LinkedIn Ads Facebook Ads Google Ads Marketo Slack G2 Bombora 6sense Salesforce HubSpot Marketo Eloqua Microsoft Dynamics 365 Veeva Slack NetSuite Zapier Adobe Experience Cloud
Target Users mid-market enterprise mid-market enterprise
Target Industries technology financial-services healthcare
Customer Count 0 0
Founded Year 2015 1998
Headquarters Palo Alto, USA San Francisco, USA

Overview

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Metadata.io

Metadata.io acts as an operating system for your B2B marketing, designed to eliminate the manual grunt work associated with running paid campaigns. Instead of spending hours manually building audiences or mapping leads to accounts, you can use its automation engine to handle technical execution across LinkedIn, Facebook, and Google. It connects your CRM and marketing automation tools to ensure your data remains clean and actionable.

You can launch hundreds of campaign experiments simultaneously to identify which creative and audience combinations actually drive pipeline. The platform is built specifically for mid-market and enterprise B2B demand generation teams who need to scale their advertising spend without increasing their headcount. By automating the repetitive parts of campaign management, you can focus your energy on high-level strategy and creative development.

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ON24

ON24 helps you transform traditional webinars into engaging, interactive digital experiences that capture deep buyer insights. Instead of one-way presentations, you can create branded environments where your audience interacts with polls, resources, and live Q&A. This data flows directly into your CRM, allowing your sales team to identify the most interested prospects based on their actual behavior during your events.

You can manage your entire digital engagement strategy from a single dashboard, including live webinars, on-demand content hubs, and personalized landing pages. The platform is built for scale and security, making it a go-to choice for mid-market and enterprise companies in heavily regulated industries like life sciences, financial services, and technology. By moving beyond simple video streaming, you turn every digital interaction into a data-driven opportunity to accelerate your sales cycle.

Overview

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Metadata.io Features

  • Automated Audience Building Build precise target audiences by combining your CRM data with third-party intent signals to reach the right buyers automatically.
  • Multivariate Experimentation Launch hundreds of ad variations across different channels simultaneously to see exactly which combinations generate the most revenue.
  • Lead Enrichment Automatically enrich your leads with verified business data so your sales team always has the context they need to close.
  • Revenue Attribution Track your ad spend directly to closed-won opportunities in your CRM to prove the exact ROI of every campaign.
  • Automatic Lead Mapping Match incoming leads to existing accounts in your database instantly to prevent duplicate records and maintain data hygiene.
  • Budget Optimization Shift your budget automatically toward the highest-performing campaigns and audiences based on real-time conversion data and pipeline impact.
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ON24 Features

  • Interactive Webinars. Engage your audience with over 20 interactive widgets including live polls, surveys, and resource downloads to keep them focused.
  • On-Demand Content Hubs. Create Netflix-style content libraries where your prospects can browse and watch your recorded webinars and videos at their own pace.
  • AI-Powered Analytics. Track every click and interaction to generate a unique engagement score for every attendee so you know who to call first.
  • Personalized Landing Pages. Build custom, branded registration pages and content experiences tailored to specific industries or account segments without needing any code.
  • Breakout Rooms. Move your audience from a large presentation into smaller, collaborative video groups for networking, workshops, or deep-dive technical discussions.
  • Automated Captioning. Reach a global audience instantly with real-time AI captioning and translation in over 60 languages during your live events.

Pricing Comparison

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Metadata.io Pricing

Growth
$3500
  • For up to $500k annual ad spend
  • Unlimited platform users
  • Facebook and LinkedIn integration
  • Automated audience building
  • Lead enrichment and mapping
  • Standard support
O

ON24 Pricing

Pros & Cons

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Metadata.io

Pros

  • Saves hours of manual work on campaign execution
  • Simplifies complex multivariate testing across multiple channels
  • Excellent lead enrichment accuracy for B2B targets
  • Strong integration with Salesforce and HubSpot CRMs

Cons

  • High entry price point for smaller startups
  • Initial setup requires significant time and data
  • Learning curve for mastering the experimentation engine
A

ON24

Pros

  • Unmatched level of audience engagement tools and widgets
  • Deep integration with major CRM and marketing automation platforms
  • Highly customizable branding for a professional look and feel
  • Excellent stability for large-scale enterprise events with thousands of attendees

Cons

  • Higher price point compared to basic webinar tools
  • Steeper learning curve due to the extensive feature set
  • Setup process for complex events can be time-consuming
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