MailRush.io vs SalesBlink: Cold Email Platform Comparison
Compare MailRush.io and SalesBlink side by side. See pricing, features, and integrations to choose the right cold email platform for your needs.
MailRush.io starts at $19 per month and SalesBlink starts at $29 per month, making MailRush.io the more affordable entry point. MailRush.io lists unlimited senders and unlimited email warming with SMTP, IMAP, Zapier and Webhooks integrations, while SalesBlink lists unlimited sending accounts, automated follow-ups, an MCP server and 16 integrations including HubSpot, Pipedrive and Slack.
Key takeaways
- MailRush.io's Starter plan costs $19 per month for up to 1,000 contacts and up to 5,000 emails per month, capped at 1,000 emails per day.
- SalesBlink's Starter plan costs $29 per month with unlimited uploaded contacts and up to 10,000 emails.
- SalesBlink's Growth plan at $99 per month and Business plan at $199 per month both offer unlimited email sending, while MailRush.io's top Scale plan at $99 per month caps at 25,000 emails per month.
- MailRush.io lists 11 features including unlimited senders, unlimited email warming, and email validation, while SalesBlink lists 12 features including a unified inbox, meeting scheduler, and an AI Auto Reply Agent.
- The only integration shared by name between the two platforms is Zapier, with MailRush.io otherwise listing SMTP, IMAP, and Webhooks, and SalesBlink listing 15 other integrations including Gmail, Outlook, HubSpot, and Slack.
Reviewed and updated September 2, 2026
MailRush.io vs SalesBlink: Cold Email Platform Comparison
MailRush.io and SalesBlink are both cold email platforms. Choosing between them depends on your team size, budget, and specific cold email outreach requirements. Here is what each vendor publishes about pricing, features, and integrations.
The Quick Answer
By each vendor's own wording, MailRush.io lists unlimited senders and unlimited email warming, while SalesBlink lists unlimited email sending accounts and automated follow-ups. A capability both offer can appear under different names, so read both feature lists below.
MailRush.io offers a lower entry point at $19/mo compared to SalesBlink at $29/mo.
If your priority is sending campaigns that land in the inbox and generate replies, both tools target it. The right choice depends on your budget, team size, and the specific capabilities you need most.
Understanding the Core Difference
MailRush.io is Cold email software that automates outreach and multi-step follow-ups from your own SMTP/IMAP mailboxes or MailRush-provided sending accounts. Email warmup and email validation are included in every plan.
SalesBlink is Cold email outreach platform that automates multi-step email sequences with follow-ups, email warmup, verification and a unified inbox. Also exposes an MCP server, an agent skill, a CLI and a REST API for running outreach from AI agents.
The two platforms take different approaches to solving the same core challenge.
Pricing Comparison
Starter
Starter
MailRush.io Pricing (as of September 2026)
| Plan | Price | Contacts | Emails |
|---|---|---|---|
| Starter | $19/mo | Up to 1,000 contacts | Up to 5,000 emails per month; up to 1,000 emails per day |
| Pro | $39/mo | Up to 30,000 contacts | Up to 10,000 emails per month; up to 1,500 emails per day |
| Scale | $99/mo | Up to 50,000 contacts | Up to 25,000 emails per month; up to 3,000 emails per day |
Source: MailRush.io Pricing
SalesBlink Pricing (as of September 2026)
| Plan | Price | Contacts | Emails |
|---|---|---|---|
| Starter | $29/mo | Unlimited Uploaded Contacts | Send upto 10,000 emails |
| Growth | $99/mo | Unlimited Uploaded Contacts | Send Unlimited Emails |
| Business | $199/mo | Unlimited Uploaded Contacts | Send Unlimited Emails |
Source: SalesBlink Pricing
Pricing Analysis
MailRush.io is more affordable at the entry level ($19/mo vs $29/mo). For teams with tight budgets or those just getting started with cold email outreach, this price difference matters.
Features Breakdown
- Unlimited senders
- Unlimited email warming
- Email validation
- API access & Webhooks
- Zapier integrations
- Spintax support
- and 5 more listed below
- Unlimited Email Sending Accounts
- Automated follow-ups
- Auto-Rotate Email Address
- A/B Testing
- Email Verification
- Email WarmUp
- and 6 more listed below
MailRush.io Key Features
- Unlimited senders
- Unlimited email warming
- Email validation
- API access & Webhooks
- Zapier integrations
- Spintax support
- Email follow-ups
- Suppression list
- Email copy spam assessment
- Email personalization
- Unsubscription automation
SalesBlink Key Features
- Unlimited Email Sending Accounts
- Automated follow-ups
- Auto-Rotate Email Address
- A/B Testing
- Email Verification
- Email WarmUp
- Unified Inbox
- Meeting Scheduler
- Spintax with fallbacks
- AI Auto Reply Agent
- SalesBlink MCP Server
- SalesBlink API Access
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 MailRush.io
- Unlimited senders
- Unlimited email warming
- Email validation
- API access & Webhooks
- Zapier integrations
- Spintax support
- Email follow-ups
- Suppression list
- Email copy spam assessment
- Email personalization
- Unsubscription automation
Listed only by SalesBlink
- Unlimited Email Sending Accounts
- Automated follow-ups
- Auto-Rotate Email Address
- A/B Testing
- Email Verification
- Email WarmUp
- Unified Inbox
- Meeting Scheduler
- Spintax with fallbacks
- AI Auto Reply Agent
- SalesBlink MCP Server
- SalesBlink API Access
Integration Ecosystem
MailRush.io Integrations
MailRush.io connects with: SMTP, IMAP, Zapier, Webhooks.
SalesBlink Integrations
SalesBlink connects with: Gmail, Outlook, Google Calendar, Outlook Calendar, Google Sheets, HubSpot, Pipedrive, Zoho CRM, Slack, Zapier, Make.com (Integromat), Integrately, Pabbly Connect, n8n, Pipedream, Boost.Space.
Shared Integrations
Both tools integrate with: Zapier.
Integrations listed only by MailRush.io: SMTP, IMAP, Webhooks.
Integrations listed only by SalesBlink: Gmail, Outlook, Google Calendar, Outlook Calendar, Google Sheets, HubSpot, Pipedrive, Zoho CRM, Slack, Make.com (Integromat), Integrately, Pabbly Connect, n8n, Pipedream, Boost.Space.
Use Case Recommendations
Best Fit for MailRush.io
- Budget-conscious teams looking for an affordable cold email platform
- Sales teams running high-volume outbound email campaigns
- Agencies managing multiple client outreach programs
- SDR teams focused on pipeline generation
Best Fit for SalesBlink
- Budget-conscious teams looking for an affordable cold email platform
- Teams that need a wide feature set (12 capabilities listed)
- Organizations with complex tech stacks needing broad integration support (16 integrations)
Feature Comparison Summary
| Feature | MailRush.io | SalesBlink |
|---|---|---|
| Starting Price | $19/mo | $29/mo |
| Top Tier Price | $99/mo | $199/mo |
| Total Features Listed | 11 | 12 |
| Integrations | 4 | 16 |
Getting Started Checklist
- Define your cold email outreach requirements and monthly budget
- Estimate your expected email sending volume 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
MailRush.io and SalesBlink both serve the cold email outreach market. MailRush.io offers a more accessible entry point at $19/mo, while SalesBlink 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 MailRush.io and SalesBlink for current information.
Frequently asked questions.
Frequently asked questions- Which is cheaper, MailRush.io or SalesBlink?
- MailRush.io is cheaper at the entry level, starting at $19 per month compared to SalesBlink's $29 per month starting price. MailRush.io's Starter plan covers up to 1,000 contacts and 5,000 emails per month, while SalesBlink's Starter plan offers unlimited uploaded contacts and up to 10,000 emails for its price.
- What integrations does MailRush.io support?
- MailRush.io connects with SMTP, IMAP, Zapier, and Webhooks. This is a smaller integration list than SalesBlink, which connects with 16 tools including Gmail, Outlook, Google Calendar, HubSpot, Pipedrive, Zoho CRM, and Slack.
- Does SalesBlink have AI features that MailRush.io doesn't?
- Yes, SalesBlink lists an AI Auto Reply Agent along with an MCP server, a CLI, and a REST API for running outreach from AI agents, which MailRush.io does not list among its own features. MailRush.io instead lists capabilities like email copy spam assessment and unsubscription automation.
- Which platform is better for budget-conscious teams?
- Both MailRush.io and SalesBlink are recommended for budget-conscious teams looking for an affordable cold email platform, according to their respective use case sections. However, MailRush.io has the lower entry price at $19 per month versus SalesBlink's $29 per month.
- How many contacts can I upload on each plan?
- MailRush.io caps contacts by plan: up to 1,000 on Starter, 30,000 on Pro, and 50,000 on Scale. SalesBlink offers unlimited uploaded contacts across all three of its plans, Starter, Growth, and Business, regardless of price tier.
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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