Apollo.io vs Koncert: Sales Engagement Platform Comparison
Compare Apollo.io and Koncert side by side. See pricing, features, and integrations to choose the right sales engagement platform for your needs.
Apollo.io is an all-in-one sales intelligence platform built around a 275M+ contact database, offering a free entry tier and paid plans starting at $49/mo. Koncert is a multi-channel engagement platform centered on five sales dialers plus a Cadence sequencer, priced only through custom sales quotes rather than published tiers.
Key takeaways
- Apollo.io offers a free plan plus paid tiers at $49/mo, $79/mo, and $119/mo.
- Apollo.io's database includes more than 275 million contacts.
- Koncert prices all four of its plans, Melody, Symphony, Melody+, and Symphony+, through custom sales quotes rather than a published list price.
- Koncert's Symphony+ AI Parallel Dialer runs 1 to 5 lines at once.
- Apollo.io's free plan grants 900 credits per seat per year, distributed monthly.
Reviewed and updated September 2, 2026
Apollo.io vs Koncert: Sales Engagement Platform Comparison
Finding the right sales engagement platform can directly impact your revenue pipeline. Apollo.io and Koncert both aim to solve the same core problem (coordinating outreach across email, phone, and social channels), yet they approach it differently. Let's break down the specifics.
The Quick Answer
By each vendor's own wording, Apollo.io lists b2b contact and company database (275m+ contacts) and multi-channel sequences (email, phone, linkedin), while Koncert lists koncert cadence multi-channel sequencer across calls, emails, text, video and social and ai parallel dialer running 1 to 5 lines. A capability both offer can appear under different names, so read both feature lists below.
Apollo.io publishes an entry price of $0/mo; Koncert uses custom pricing, so the two cannot be compared on list price.
If your priority is coordinating outreach across email, phone, and social channels, both tools target it. The right choice depends on your budget, team size, and the specific capabilities you need most.
Understanding the Core Difference
Apollo.io is All-in-one sales intelligence and engagement platform combining a 275M+ contact database with automated sequences, email outreach, dialer, and AI-powered workflows for prospecting at scale.
Koncert is Multi-channel sales engagement platform built around five sales dialers plus Koncert Cadence, a sequencer that runs phone, email, video, text and social touchpoints with bi-directional CRM sync.
The two platforms take different approaches to solving the same core challenge.
Pricing Comparison
Free
Melody (AI Flow Dialer)
Apollo.io Pricing (as of September 2026)
| Plan | Price | Contacts |
|---|---|---|
| Free | Free | 900 credits per seat per year, granted monthly |
| Basic | $49/mo | 30,000 credits per seat per year, granted upfront |
| Professional | $79/mo | 48,000 credits per seat per year, granted upfront |
| Organization | $119/mo | 72,000 credits per seat per year, granted upfront |
Source: Apollo.io Pricing
Koncert Pricing (as of September 2026)
| Plan | Price | Contacts |
|---|---|---|
| Melody (AI Flow Dialer) | Contact Sales | Single-Line Power Dialer |
| Symphony (AI Parallel Dialer) | Contact Sales | 1 to 4 lines |
| Melody+ (AI Flow Dialer) | Contact Sales | Single-Line Power Dialer |
| Symphony+ (AI Parallel Dialer) | Contact Sales | 1 to 5 lines |
Source: Koncert Pricing
Pricing Analysis
One or both platforms use custom or contact-based pricing for some tiers. Reach out to their sales teams for exact quotes based on your usage needs.
Apollo.io includes a free tier, letting you test the platform before committing financially.
Features Breakdown
- B2B contact and company database (275M+ contacts)
- Multi-channel sequences (email, phone, LinkedIn)
- AI-powered email writing and optimization
- Built-in dialer with call recording
- Automated workflows and engagement rules
- A/B testing for email sequences
- and 4 more listed below
- Koncert Cadence multi-channel sequencer across calls, emails, text, video and social
- AI Parallel Dialer running 1 to 5 lines
- AI Flow Dialer single-line power dialer
- Remote Coach for live and recorded call listening
- Whisper Mode for live coaching during a call
- Fully managed Caller ID reputation with a heat map
- and 4 more listed below
Apollo.io Key Features
- B2B contact and company database (275M+ contacts)
- Multi-channel sequences (email, phone, LinkedIn)
- AI-powered email writing and optimization
- Built-in dialer with call recording
- Automated workflows and engagement rules
- A/B testing for email sequences
- Buying intent signals and job change alerts
- Advanced lead scoring and filtering
- Email deliverability tools and mailbox rotation
- Conversation intelligence (Professional+)
Koncert Key Features
- Koncert Cadence multi-channel sequencer across calls, emails, text, video and social
- AI Parallel Dialer running 1 to 5 lines
- AI Flow Dialer single-line power dialer
- Remote Coach for live and recorded call listening
- Whisper Mode for live coaching during a call
- Fully managed Caller ID reputation with a heat map
- Automated local presence caller IDs
- Voicemail sequencing and voicemail drop
- AI objection detection with AI summary notes and transcriptions
- DataGenie waterfall data enrichment
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 Apollo.io
- B2B contact and company database (275M+ contacts)
- Multi-channel sequences (email, phone, LinkedIn)
- AI-powered email writing and optimization
- Built-in dialer with call recording
- Automated workflows and engagement rules
- A/B testing for email sequences
- Buying intent signals and job change alerts
- Advanced lead scoring and filtering
- Email deliverability tools and mailbox rotation
- Conversation intelligence (Professional+)
Listed only by Koncert
- Koncert Cadence multi-channel sequencer across calls, emails, text, video and social
- AI Parallel Dialer running 1 to 5 lines
- AI Flow Dialer single-line power dialer
- Remote Coach for live and recorded call listening
- Whisper Mode for live coaching during a call
- Fully managed Caller ID reputation with a heat map
- Automated local presence caller IDs
- Voicemail sequencing and voicemail drop
- AI objection detection with AI summary notes and transcriptions
- DataGenie waterfall data enrichment
Integration Ecosystem
Apollo.io Integrations
Apollo.io connects with: Salesforce, HubSpot, Pipedrive, Gmail, Microsoft Outlook, LinkedIn, Zapier, Slack, Sendgrid, Outreach, Salesloft, Webhooks API.
Koncert Integrations
Koncert connects with: Salesforce, HubSpot, Outreach, SalesLoft, Slack, Gong, Apollo.io.
Shared Integrations
Both tools integrate with: Salesforce, HubSpot, Slack, Outreach, Salesloft.
Integrations listed only by Apollo.io: Pipedrive, Gmail, Microsoft Outlook, LinkedIn, Zapier, Sendgrid, Webhooks API.
Integrations listed only by Koncert: Gong, Apollo.io.
Use Case Recommendations
Best Fit for Apollo.io
- Budget-conscious teams looking for an affordable sales engagement platform
- Organizations with complex tech stacks needing broad integration support (12 integrations)
- Teams that want to start free and scale up as needs grow
Best Fit for Koncert
- Enterprise buyers who prefer custom pricing and dedicated support
- SDR teams running multi-channel outreach sequences
- Sales managers tracking team engagement metrics
- Revenue teams coordinating email, phone, and social touches
Feature Comparison Summary
| Feature | Apollo.io | Koncert |
|---|---|---|
| Starting Price | Free | Contact Sales |
| Top Tier Price | $119/mo | Contact Sales |
| Total Features Listed | 10 | 10 |
| Integrations | 12 | 7 |
| Founded | 2015 | N/A |
Getting Started Checklist
- Define your multi-channel sales outreach and engagement tracking requirements and monthly budget
- Estimate your expected sequences and engagement actions 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
Apollo.io and Koncert both serve the multi-channel sales outreach and engagement tracking market. Apollo.io publishes an entry price (a free tier), while Koncert uses custom pricing for its plans, so compare on features and on the quote you receive. 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 Apollo.io and Koncert for current information.
Frequently asked questions.
Frequently asked questions- Which is cheaper, Apollo.io or Koncert?
- Apollo.io publishes list pricing that starts free and moves to $49/mo, $79/mo, and $119/mo paid tiers. Koncert uses custom, contact-sales pricing across all of its plans, so the two platforms cannot be compared directly on list price.
- What is the main difference between Apollo.io and Koncert?
- Apollo.io is an all-in-one sales intelligence and engagement platform combining a 275M+ contact database with sequences, a dialer, and AI-powered workflows. Koncert is built around five sales dialers plus Koncert Cadence, a sequencer that coordinates phone, email, video, text, and social touchpoints with bi-directional CRM sync.
- Does Apollo.io have a free plan?
- Yes, Apollo.io offers a free plan that grants 900 credits per seat per year, issued monthly. Paid plans then move to Basic at $49/mo, Professional at $79/mo, and Organization at $119/mo, each with credits granted upfront.
- What dialer options does Koncert offer?
- Koncert offers four dialer plans: Melody, an AI Flow Dialer with single-line power dialing; Symphony, an AI Parallel Dialer running 1 to 4 lines; Melody+, also single-line; and Symphony+, an AI Parallel Dialer running 1 to 5 lines. All four are priced by contacting sales.
- Which platform has better call coaching features?
- Koncert lists dedicated coaching features including Remote Coach for live and recorded call listening and Whisper Mode for live coaching during calls. Apollo.io's listed features include conversation intelligence on Professional-tier plans and above, but it does not list the same named coaching tools as Koncert.
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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