SendFlock vs Zeliq: Cold Email Platform vs Sales Engagement Platform Comparison
Compare SendFlock (cold email platform) and Zeliq (sales engagement platform) side by side. See pricing, features, and integrations to decide which one, or both, your stack needs.
Compare SendFlock (cold email platform) and Zeliq (sales engagement platform) side by side. See pricing, features, and integrations to decide which one, or both, your stack needs.
Reviewed and updated September 4, 2026
SendFlock vs Zeliq: Cold Email Platform vs Sales Engagement Platform Comparison
SendFlock is a cold email platform; Zeliq is a sales engagement platform. Whether you need one, the other, or both depends on which part of the workflow you are buying for: cold email outreach on one side, multi-channel sales outreach and engagement tracking on the other. This guide lays out what each vendor publishes.
The Quick Answer
SendFlock is a cold email platform for cold email outreach; Zeliq is a sales engagement platform for multi-channel sales outreach and engagement tracking. By each vendor's own wording, SendFlock lists unlimited mailboxes and unlimited email warm up, and Zeliq lists multichannel sequences across email, call and social and lead search with basic and advanced filters.
Zeliq offers a lower entry point at $0/mo compared to SendFlock at $29/mo.
If your priority is sending campaigns that land in the inbox and generate replies, SendFlock is the one built for it; for coordinating outreach across email, phone, and social channels, that is Zeliq. Many teams run one of each.
Understanding the Core Difference
SendFlock is Cold email software for agencies and lean lead gen teams that bundles email warmup, automated follow-up sequences, email rotation across unlimited mailboxes, a unified inbox and a simple CRM in one tool.
Zeliq is Sales prospecting and engagement platform that combines a lead search and waterfall enrichment hub with multichannel sequences across email, calls and social, plus a connected dialer and CRM sync.
The two platforms take different approaches to solving the same core challenge.
Pricing Comparison
Solo
Basic
SendFlock Pricing (as of September 2026)
| Plan | Price | Contacts | Emails |
|---|---|---|---|
| Solo | $29/mo | 10,000 prospect limit; unlimited email accounts | 60,000 emails monthly; unlimited email warmup |
| Growth | $49/mo | 30,000 prospect limit; unlimited email accounts | 30,000 emails monthly; unlimited email warmup |
| Scale | $99/mo | 100,000 prospect limit; unlimited email accounts | Card prints both No monthly sending limit and 12,000 emails monthly |
| Custom plan | Contact Sales | More than 30,000 prospects or custom needs | Not published |
Source: SendFlock Pricing
Zeliq Pricing (as of September 2026)
| Plan | Price | Contacts | Emails |
|---|---|---|---|
| Basic | Free | Import up to 100 leads per month | Run 2 active sequences (emails only) |
| Starter | $59/mo | 750 credits / month | 75 phone numbers or 750 emails |
| Custom | Contact Sales | Starts as from 24k credits/user/year | - |
Source: Zeliq Pricing
Pricing Analysis
Zeliq offers the lower entry point ($0/mo vs $29/mo). Teams watching their budget will appreciate the savings, especially when starting out.
SendFlock offers 4 pricing tiers compared to Zeliq's 3, giving you more granularity as you scale.
Zeliq includes a free tier, which is helpful for evaluating the platform without upfront cost.
Features Breakdown
- Unlimited Mailboxes
- Unlimited Email Warm Up
- Unified Inbox
- Follow Up Sequences
- A/B Testing
- Email Rotation
- and 4 more listed below
- Multichannel sequences across email, call and social
- Lead search with basic and advanced filters
- Enrichment Hub with waterfall enrichment
- Chrome extension for enrichment
- Lead engagement scoring
- Dialer connection for calling from the platform
- and 4 more listed below
SendFlock Key Features
- Unlimited Mailboxes
- Unlimited Email Warm Up
- Unified Inbox
- Follow Up Sequences
- A/B Testing
- Email Rotation
- Global Block List
- Workflow Automation
- Bounce detection
- CRM
Zeliq Key Features
- Multichannel sequences across email, call and social
- Lead search with basic and advanced filters
- Enrichment Hub with waterfall enrichment
- Chrome extension for enrichment
- Lead engagement scoring
- Dialer connection for calling from the platform
- Social automation
- SDR and manager cockpits for reporting
- Two-way CRM integration to pull and push records
- Enrichment API
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 SendFlock
- Unlimited Mailboxes
- Unlimited Email Warm Up
- Unified Inbox
- Follow Up Sequences
- A/B Testing
- Email Rotation
- Global Block List
- Workflow Automation
- Bounce detection
- CRM
Listed only by Zeliq
- Multichannel sequences across email, call and social
- Lead search with basic and advanced filters
- Enrichment Hub with waterfall enrichment
- Chrome extension for enrichment
- Lead engagement scoring
- Dialer connection for calling from the platform
- Social automation
- SDR and manager cockpits for reporting
- Two-way CRM integration to pull and push records
- Enrichment API
Integration Ecosystem
SendFlock Integrations
SendFlock connects with: Gmail, Gsuite, Outlook, Zoho, Custom SMTP/IMAP, Zapier.
Zeliq Integrations
Zeliq connects with: HubSpot, Salesforce, Pipedrive, Aircall, Ringover, Gmail, Microsoft, API.
Shared Integrations
Both tools integrate with: Gmail.
Integrations listed only by SendFlock: Gsuite, Outlook, Zoho, Custom SMTP/IMAP, Zapier.
Integrations listed only by Zeliq: HubSpot, Salesforce, Pipedrive, Aircall, Ringover, Microsoft, API.
Use Case Recommendations
Best Fit for SendFlock
- Budget-conscious teams looking for an affordable cold email platform
- Enterprise buyers who prefer custom pricing and dedicated support
- Sales teams running high-volume outbound email campaigns
- Agencies managing multiple client outreach programs
Best Fit for Zeliq
- Budget-conscious teams looking for an affordable sales engagement platform
- Organizations with complex tech stacks needing broad integration support (8 integrations)
- Teams that want to start free and scale up as needs grow
- Enterprise buyers who prefer custom pricing and dedicated support
Feature Comparison Summary
| Feature | SendFlock | Zeliq |
|---|---|---|
| Starting Price | $29/mo | Free |
| Top Tier Price | Contact Sales | Contact Sales |
| Total Features Listed | 10 | 10 |
| Integrations | 6 | 8 |
Getting Started Checklist
- Define your cold email outreach and multi-channel sales outreach and engagement tracking requirements and monthly budget
- Estimate your expected email sending volume and 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
SendFlock serves the cold email outreach side of an outbound stack and Zeliq the multi-channel sales outreach and engagement tracking side. Zeliq offers a more accessible entry point, while SendFlock starts at $29/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 SendFlock and Zeliq 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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