Expandi vs MailRush.io: Sales Engagement Platform vs Cold Email Platform Comparison
Compare Expandi (sales engagement platform) and MailRush.io (cold email platform) side by side. See pricing, features, and integrations to decide which one, or both, your stack needs.
Expandi is a sales engagement platform for multichannel outreach across LinkedIn, email, and social, priced from $99/mo, while MailRush.io is a cold email platform for inbox-focused email campaigns, priced from $19/mo. Teams needing coordinated multichannel sequencing should choose Expandi; teams focused on email deliverability and warming should choose MailRush.io. Many teams run both together.
Key takeaways
- Expandi's Business plan starts at $99/mo with unlimited campaigns, and its Agency plan requires contacting sales for 10 or more seats.
- MailRush.io offers three pricing tiers: Starter at $19/mo, Pro at $39/mo, and Scale at $99/mo.
- MailRush.io's Starter plan supports up to 1,000 contacts and up to 5,000 emails per month, while its Scale plan supports up to 50,000 contacts and 25,000 emails per month.
- Expandi lists features like a conditional sequence builder with if/action branching and profile auto warm-up, which MailRush.io does not list.
- MailRush.io lists unlimited senders and unlimited email warming as included in every plan, features not listed by Expandi.
Reviewed and updated September 5, 2026
Expandi vs MailRush.io: Sales Engagement Platform vs Cold Email Platform Comparison
Sales teams building an outbound stack often weigh Expandi, a sales engagement platform for multi-channel sales outreach and engagement tracking, against MailRush.io, a cold email platform for cold email outreach. 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
Expandi is a sales engagement platform for multi-channel sales outreach and engagement tracking; MailRush.io is a cold email platform for cold email outreach. By each vendor's own wording, Expandi lists multichannel outreach sending connection requests, messages and email follow-ups in one sequence and conditional sequence builder with if/action branching, and MailRush.io lists unlimited senders and unlimited email warming.
MailRush.io offers a lower entry point at $19/mo compared to Expandi at $99/mo.
If your priority is coordinating outreach across email, phone, and social channels, Expandi is the one built for it; for sending campaigns that land in the inbox and generate replies, that is MailRush.io. Many teams run one of each.
Understanding the Core Difference
Expandi is Cloud-based LinkedIn outreach tool that sends connection requests, messages and email follow-ups in one sequence, with a conditional sequence builder, profile warm-up and per-account safety limits.
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.
The two platforms take different approaches to solving the same core challenge.
Pricing Comparison
Business
Starter
Expandi Pricing (as of September 2026)
| Plan | Price | Contacts |
|---|---|---|
| Business | $99/mo | Unlimited Campaigns Number |
| Agency | Contact Sales | +10 Seats |
Source: Expandi Pricing
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
Pricing Analysis
MailRush.io offers the lower entry point ($19/mo vs $99/mo). Teams watching their budget will appreciate the savings, especially when starting out.
MailRush.io offers 3 pricing tiers compared to Expandi's 2, giving you more granularity as you scale.
Features Breakdown
- Multichannel outreach sending connection requests, messages and email follow-ups in one sequence
- Conditional sequence builder with if/action branching
- Profile auto warm-up
- Smart algorithms for daily limit ranges
- Campaign prioritization across multiple campaigns
- Unlimited number of campaigns
- and 4 more listed below
- Unlimited senders
- Unlimited email warming
- Email validation
- API access & Webhooks
- Zapier integrations
- Spintax support
- and 5 more listed below
Expandi Key Features
- Multichannel outreach sending connection requests, messages and email follow-ups in one sequence
- Conditional sequence builder with if/action branching
- Profile auto warm-up
- Smart algorithms for daily limit ranges
- Campaign prioritization across multiple campaigns
- Unlimited number of campaigns
- Image and GIF personalization
- Video personalization
- Dedicated country-based IP address per account
- Step-by-step campaign statistics with a blacklist feature
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
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 Expandi
- Multichannel outreach sending connection requests, messages and email follow-ups in one sequence
- Conditional sequence builder with if/action branching
- Profile auto warm-up
- Smart algorithms for daily limit ranges
- Campaign prioritization across multiple campaigns
- Unlimited number of campaigns
- Image and GIF personalization
- Video personalization
- Dedicated country-based IP address per account
- Step-by-step campaign statistics with a blacklist feature
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
Integration Ecosystem
Expandi Integrations
Expandi connects with: HubSpot, Pipedrive, Salesforce, Sendspark, LinkedIn Sales Navigator, Webhooks.
MailRush.io Integrations
MailRush.io connects with: SMTP, IMAP, Zapier, Webhooks.
Shared Integrations
Both tools integrate with: Webhooks.
Integrations listed only by Expandi: HubSpot, Pipedrive, Salesforce, Sendspark, LinkedIn Sales Navigator.
Integrations listed only by MailRush.io: SMTP, IMAP, Zapier.
Use Case Recommendations
Best Fit for Expandi
- Organizations with complex tech stacks needing broad integration support (6 integrations)
- Enterprise buyers who prefer custom pricing and dedicated support
- SDR teams running multi-channel outreach sequences
- Sales managers tracking team engagement metrics
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
Feature Comparison Summary
| Feature | Expandi | MailRush.io |
|---|---|---|
| Starting Price | $99/mo | $19/mo |
| Top Tier Price | Contact Sales | $99/mo |
| Total Features Listed | 10 | 11 |
| Integrations | 6 | 4 |
Getting Started Checklist
- Define your multi-channel sales outreach and engagement tracking and cold email outreach requirements and monthly budget
- Estimate your expected sequences and engagement actions and 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
Expandi serves the multi-channel sales outreach and engagement tracking side of an outbound stack and MailRush.io the cold email outreach side. MailRush.io offers a more accessible entry point at $19/mo, while Expandi starts at $99/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 Expandi and MailRush.io for current information.
Frequently asked questions.
Frequently asked questions- What is the main difference between Expandi and MailRush.io?
- Expandi is a sales engagement platform built for multichannel outreach, sending LinkedIn connection requests, messages, and email follow-ups in one sequence. MailRush.io is a cold email platform focused solely on email outreach, offering unlimited senders and unlimited email warming on every plan. They cover different parts of the outbound workflow rather than competing directly.
- Which is cheaper, Expandi or MailRush.io?
- MailRush.io has the lower entry point at $19/mo for its Starter plan, compared to Expandi's Business plan at $99/mo. MailRush.io also offers three pricing tiers (Starter, Pro, Scale) versus Expandi's two (Business and Agency), giving more granularity as usage scales.
- Does Expandi integrate with CRM tools?
- Yes, Expandi connects with HubSpot, Pipedrive, Salesforce, Sendspark, LinkedIn Sales Navigator, and Webhooks. MailRush.io's integrations are limited to SMTP, IMAP, Zapier, and Webhooks. The only integration listed by both tools is Webhooks.
- Can I use Expandi and MailRush.io together?
- Yes, the article notes that many teams run one of each. Expandi handles multichannel outreach coordination across email, phone, and social channels, while MailRush.io handles the email sending and inbox deliverability side, so they can complement each other in a single outbound stack.
- What features does MailRush.io offer that Expandi does not list?
- MailRush.io lists unlimited senders, unlimited email warming, email validation, API access and webhooks, Zapier integrations, spintax support, email follow-ups, a suppression list, email copy spam assessment, email personalization, and unsubscription automation, none of which appear on Expandi's own feature list.
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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