Kommo vs MailerCheck: CRM Platform vs Data Enrichment Tool Comparison
Compare Kommo (CRM platform) and MailerCheck (data enrichment tool) side by side. See pricing, features, and integrations to decide which one, or both, your stack needs.
Compare Kommo (CRM platform) and MailerCheck (data enrichment tool) side by side. See pricing, features, and integrations to decide which one, or both, your stack needs.
Reviewed and updated September 4, 2026
Kommo vs MailerCheck: CRM Platform vs Data Enrichment Tool Comparison
Kommo is a CRM platform; MailerCheck is a data enrichment tool. Whether you need one, the other, or both depends on which part of the workflow you are buying for: customer relationship management and sales pipeline tracking on one side, B2B lead data and contact enrichment on the other. This guide lays out what each vendor publishes.
The Quick Answer
Kommo is a CRM platform for customer relationship management and sales pipeline tracking; MailerCheck is a data enrichment tool for B2B lead data and contact enrichment. By each vendor's own wording, Kommo lists sales pipelines and unified inbox, and MailerCheck lists email list verification and email insights.
MailerCheck offers a lower entry point at $0/mo compared to Kommo at $25/mo.
If your priority is organizing contacts, tracking deals, and forecasting revenue, Kommo is the one built for it; for finding accurate contact data for target accounts, that is MailerCheck. Many teams run one of each.
Understanding the Core Difference
Kommo is Kommo is an AI-powered CRM built for messenger-based sales, with sales pipelines, a unified inbox across WhatsApp, Instagram and other channels, and AI reply and task suggestions. Plans are per user with lead and AI credit allowances and channel limits.
MailerCheck is Email list verification and deliverability testing tool that validates single addresses, bulk lists or new signups through an API, and tests email content and inbox placement before a send.
The two platforms take different approaches to solving the same core challenge.
Pricing Comparison
Base
Free credits
Kommo Pricing (as of September 2026)
| Plan | Price | Contacts |
|---|---|---|
| Base | $25/mo | 2,500 leads per user; 750 AI credits per user/month |
| Advanced | $35/mo | 5,000 leads per user; 1,250 AI credits per user/month |
| Pro | $45/mo | 10,000 leads per user; 2,250 AI credits per user/month |
| Enterprise | Contact Sales | - |
Source: Kommo Pricing
MailerCheck Pricing (as of September 2026)
| Plan | Price | Emails |
|---|---|---|
| Free credits | Free | 10 free credits on a new account, for Email List Verification only |
| Pay as you go | Usage-based | 1,000 credits at the entry step, at $0.01 per credit; 1 credit = 1 email verification |
Source: MailerCheck Pricing
Pricing Analysis
MailerCheck offers the lower entry point ($0/mo vs $25/mo). Teams watching their budget will appreciate the savings, especially when starting out.
Kommo offers 4 pricing tiers compared to MailerCheck's 2, giving you more granularity as you scale.
MailerCheck includes a free tier, which is helpful for evaluating the platform without upfront cost.
Features Breakdown
- Sales pipelines
- Unified inbox
- Dashboard
- Calendar
- AI reply suggestions
- AI task suggestions
- and 5 more listed below
- Email list verification
- Email Insights
- Inbox Placement
- Real-time API verification
- Usage report
- Single address verification
- and 2 more listed below
Kommo Key Features
- Sales pipelines
- Unified inbox
- Dashboard
- Calendar
- AI reply suggestions
- AI task suggestions
- AI summaries
- AI writing assistance
- Booking page and scheduling link
- Dynamic segments and audience sync to ad platforms
- Sales and marketing analytics
MailerCheck Key Features
- Email list verification
- Email Insights
- Inbox Placement
- Real-time API verification
- Usage report
- Single address verification
- Credits and autopay
- Statuses
The two lists below are a diff of each vendor's own feature list by exact wording, so a capability both tools offer can appear on either side under a different name.
Listed only by Kommo
- Sales pipelines
- Unified inbox
- Dashboard
- Calendar
- AI reply suggestions
- AI task suggestions
- AI summaries
- AI writing assistance
- Booking page and scheduling link
- Dynamic segments and audience sync to ad platforms
- Sales and marketing analytics
Listed only by MailerCheck
- Email list verification
- Email Insights
- Inbox Placement
- Real-time API verification
- Usage report
- Single address verification
- Credits and autopay
- Statuses
Integration Ecosystem
Kommo Integrations
Kommo connects with: WhatsApp Business, TikTok, Facebook Messenger, Instagram, Zapier, Calendly, Mailchimp, Make, Dropbox, Typeform, Telegram, Viber, Twilio, RingCentral, Wufoo, ActiveCampaign, Zendesk, Google Ads, Google Analytics, Jotform, Shopify, Slack, CloudTalk, Gmail, Google Calendar, Google Sheets.
MailerCheck Integrations
MailerCheck connects with: MailerLite, Mailchimp, ActiveCampaign, GetResponse, ConvertKit, Zapier, Make.
Shared Integrations
Both tools integrate with: Zapier, Mailchimp, Make, ActiveCampaign.
Integrations listed only by Kommo: WhatsApp Business, TikTok, Facebook Messenger, Instagram, Calendly, Dropbox, Typeform, Telegram, Viber, Twilio, RingCentral, Wufoo, Zendesk, Google Ads, Google Analytics, Jotform, Shopify, Slack, CloudTalk, Gmail, Google Calendar, Google Sheets.
Integrations listed only by MailerCheck: MailerLite, GetResponse, ConvertKit.
Use Case Recommendations
Best Fit for Kommo
- Budget-conscious teams looking for an affordable CRM platform
- Teams that need a wide feature set (11 capabilities listed)
- Organizations with complex tech stacks needing broad integration support (26 integrations)
- Enterprise buyers who prefer custom pricing and dedicated support
Best Fit for MailerCheck
- Budget-conscious teams looking for an affordable data enrichment tool
- Teams that want to start free and scale up as needs grow
- Revenue operations teams building targeted prospect lists
- Marketing teams enriching CRM data for segmentation
Feature Comparison Summary
| Feature | Kommo | MailerCheck |
|---|---|---|
| Starting Price | $25/mo | Free |
| Top Tier Price | Contact Sales | Usage-based |
| Total Features Listed | 11 | 8 |
| Integrations | 26 | 7 |
Getting Started Checklist
- Define your customer relationship management and sales pipeline tracking and B2B lead data and contact enrichment requirements and monthly budget
- Estimate your expected contacts and deals and data credits or contact lookups to find the right tier
- List the integrations your team currently relies on
- Sign up for free trials or demos of both platforms
- Run a small test with each tool before making a commitment
- Evaluate the onboarding experience and support quality
Final Thoughts
Kommo serves the customer relationship management and sales pipeline tracking side of an outbound stack and MailerCheck the B2B lead data and contact enrichment side. MailerCheck offers a more accessible entry point, while Kommo starts at $25/mo. Your decision should weigh pricing against the specific features that matter most for your workflow.
Start with a trial of each to see which platform fits your team's daily process. The best tool is the one your team actually uses consistently.
Pricing and features verified as of September 2026. Visit Kommo and MailerCheck for current information.
About the author.
Tim Carden is CMO / CTO at RevenueFlow, which builds and operates outbound revenue engines for B2B companies. Studied at McGill University.
Tim Carden · CMO / CTO
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