MailRush.io vs Salesforge: Cold Email Platform vs Sales Engagement Platform Comparison
Compare MailRush.io (cold email platform) and Salesforge (sales engagement platform) side by side. See pricing, features, and integrations to decide which one, or both, your stack needs.
MailRush.io is a cold email platform starting at $19/mo built for cold email outreach with unlimited senders and warming, while Salesforge is a sales engagement platform starting at $48/mo built for multi-channel outreach across email and LinkedIn with an AI SDR agent. Teams focused purely on inbox deliverability tend to pick MailRush.io, while those coordinating email, LinkedIn, and phone pick Salesforge.
Key takeaways
- MailRush.io's Starter plan costs $19/mo for up to 1,000 contacts and up to 5,000 emails per month.
- Salesforge's Pro Plan costs $48/mo for 1,000 active contacts in sequence and 5,000 emails per month.
- Salesforge offers an Agent Frank AI SDR plan priced at $499/mo for up to 1,000 active contacts.
- MailRush.io integrates with SMTP, IMAP, Zapier, and Webhooks, while Salesforge integrates with a wider set including Salesforce, HubSpot, Pipedrive, Clay, and Slack.
- Both platforms share SMTP and Zapier as common integrations.
Reviewed and updated September 2, 2026
MailRush.io vs Salesforge: Cold Email Platform vs Sales Engagement Platform Comparison
Sales teams building an outbound stack often weigh MailRush.io, a cold email platform for cold email outreach, against Salesforge, a sales engagement platform for multi-channel sales outreach and engagement tracking. They cover different parts of the workflow, so this comparison covers what each one does, what each one costs, and where they overlap.
The Quick Answer
MailRush.io is a cold email platform for cold email outreach; Salesforge is a sales engagement platform for multi-channel sales outreach and engagement tracking. By each vendor's own wording, MailRush.io lists unlimited senders and unlimited email warming, and Salesforge lists cold email automation at scale and linkedin automation.
MailRush.io offers a lower entry point at $19/mo compared to Salesforge at $48/mo.
If your priority is sending campaigns that land in the inbox and generate replies, MailRush.io is the one built for it; for coordinating outreach across email, phone, and social channels, that is Salesforge. Many teams run one of each.
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.
Salesforge is Multichannel outreach platform that runs cold email and LinkedIn sequences from unlimited mailboxes and LinkedIn senders, with AI personalization, built-in warm-up, and an optional AI SDR agent.
The two platforms take different approaches to solving the same core challenge.
Pricing Comparison
Starter
Pro Plan
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
Salesforge Pricing (as of September 2026)
| Plan | Price | Contacts | Emails |
|---|---|---|---|
| Pro Plan | $48/mo | 1,000 Active Contacts in Sequence | 5,000 Emails/Month |
| Growth Plan | $96/mo | 10,000 Active Contacts in Sequence | 50,000 Emails/Month |
| Agent Frank (AI SDR) | $499/mo | Up to 1,000 Active Contacts | - |
Source: Salesforge Pricing
Pricing Analysis
MailRush.io is more affordable at the entry level ($19/mo vs $48/mo). For teams with tight budgets or those just getting started with cold email outreach and multi-channel sales outreach and engagement tracking, 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
- Cold email automation at scale
- LinkedIn automation
- Multichannel outreach across email and LinkedIn
- Automated follow-ups for email and LinkedIn
- Primebox unified inbox for LinkedIn messages and emails
- Agent Frank AI SDR with auto-pilot and co-pilot modes
- and 4 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
Salesforge Key Features
- Cold email automation at scale
- LinkedIn automation
- Multichannel outreach across email and LinkedIn
- Automated follow-ups for email and LinkedIn
- Primebox unified inbox for LinkedIn messages and emails
- Agent Frank AI SDR with auto-pilot and co-pilot modes
- Unlimited mailboxes and unlimited premium warm-up
- AI personalization for every lead
- Email Finder API for verified B2B emails at scale
- Lead Finder over 500M+ verified B2B leads
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 Salesforge
- Cold email automation at scale
- LinkedIn automation
- Multichannel outreach across email and LinkedIn
- Automated follow-ups for email and LinkedIn
- Primebox unified inbox for LinkedIn messages and emails
- Agent Frank AI SDR with auto-pilot and co-pilot modes
- Unlimited mailboxes and unlimited premium warm-up
- AI personalization for every lead
- Email Finder API for verified B2B emails at scale
- Lead Finder over 500M+ verified B2B leads
Integration Ecosystem
MailRush.io Integrations
MailRush.io connects with: SMTP, IMAP, Zapier, Webhooks.
Salesforge Integrations
Salesforge connects with: Salesforce, HubSpot, Pipedrive, GoHighLevel, Clay, Make, Zapier, n8n, Slack, Google Workspace, Microsoft 365, SMTP.
Shared Integrations
Both tools integrate with: SMTP, Zapier.
Integrations listed only by MailRush.io: IMAP, Webhooks.
Integrations listed only by Salesforge: Salesforce, HubSpot, Pipedrive, GoHighLevel, Clay, Make, n8n, Slack, Google Workspace, Microsoft 365.
Use Case Recommendations
Best Fit for MailRush.io
- Budget-conscious teams looking for an affordable cold email platform
- Teams that need a wide feature set (11 capabilities listed)
- Sales teams running high-volume outbound email campaigns
- Agencies managing multiple client outreach programs
Best Fit for Salesforge
- Budget-conscious teams looking for an affordable sales engagement platform
- Organizations with complex tech stacks needing broad integration support (12 integrations)
- SDR teams running multi-channel outreach sequences
- Sales managers tracking team engagement metrics
Feature Comparison Summary
| Feature | MailRush.io | Salesforge |
|---|---|---|
| Starting Price | $19/mo | $48/mo |
| Top Tier Price | $99/mo | $499/mo |
| Total Features Listed | 11 | 10 |
| Integrations | 4 | 12 |
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
MailRush.io serves the cold email outreach side of an outbound stack and Salesforge the multi-channel sales outreach and engagement tracking side. MailRush.io offers a more accessible entry point at $19/mo, while Salesforge starts at $48/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 Salesforge for current information.
Frequently asked questions.
Frequently asked questions- What is the main difference between MailRush.io and Salesforge?
- MailRush.io is a cold email platform focused solely on cold email outreach, including unlimited senders and unlimited email warming. Salesforge is a sales engagement platform built for multi-channel outreach across email and LinkedIn, with engagement tracking and an optional AI SDR agent called Agent Frank.
- Which tool is cheaper, MailRush.io or Salesforge?
- MailRush.io is cheaper at the entry level, starting at $19/mo compared to Salesforge's $48/mo Pro Plan. Both entry plans support 1,000 contacts and 5,000 emails per month, so the price gap matters most for budget-conscious teams starting out with cold email.
- Does Salesforge support LinkedIn outreach?
- Yes, Salesforge lists LinkedIn automation and multichannel outreach across email and LinkedIn among its key features. It also includes Primebox, a unified inbox for LinkedIn messages and emails, which MailRush.io does not offer since it is focused solely on email.
- What integrations does MailRush.io support compared to Salesforge?
- MailRush.io connects with SMTP, IMAP, Zapier, and Webhooks. Salesforge connects with a broader set of tools including Salesforce, HubSpot, Pipedrive, GoHighLevel, Clay, Make, Zapier, n8n, Slack, Google Workspace, Microsoft 365, and SMTP. Both platforms share SMTP and Zapier as common integrations.
- Can I use both MailRush.io and Salesforge together?
- Yes, the article notes that many teams run one of each. MailRush.io handles cold email campaigns focused on inbox deliverability and replies, while Salesforge coordinates outreach across email, phone, and social channels, so the two can complement each other in a broader outbound stack.
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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