AiSDR vs Closely: Sales Engagement Platform Comparison

AiSDR vs Closely: Sales Engagement Platform Comparison

Finding the right sales engagement platform can directly impact your revenue pipeline. AiSDR and Closely 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, AiSDR lists ai-researched emails and linkedin actions on autopilot and ami ai gtm agent for strategy and campaign building, while Closely lists multichannel campaigns across linkedin and email and conditional sequence builder. A capability both offer can appear under different names, so read both feature lists below.

Closely offers a lower entry point at $49/mo compared to AiSDR at $250/mo.

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

AiSDR is AI SDR platform whose agent researches prospects and runs email and LinkedIn outreach on autopilot, with turnkey mailbox setup and warmup, inbox rotation and two-way CRM sync.

Closely is Outbound platform that runs automated campaigns across LinkedIn and email from a shared sender, with a conditional sequence builder, unified inbox, contact enrichment and AI personalization agents.

The two platforms take different approaches to solving the same core challenge.

Pricing Comparison

$250/moAiSDR entry plan

Solo

$49/moClosely entry plan

Starter

AiSDR Pricing (as of September 2026)

Source: AiSDR Pricing

Closely Pricing (as of September 2026)

Source: Closely Pricing

Pricing Analysis

Closely offers the lower entry point ($49/mo vs $250/mo). Teams watching their budget will appreciate the savings, especially when starting out.

Closely offers 4 pricing tiers compared to AiSDR's 3, giving you more granularity as you scale.

Features Breakdown

AiSDR lists

• AI-researched emails and LinkedIn actions on autopilot
• Ami AI GTM agent for strategy and campaign building
• Unlimited AI personas
• Turnkey email setup and warmup
• Automated inbox rotation with domain health tracking
• Native two-way HubSpot CRM sync
• and 4 more listed below

Closely lists

• Multichannel campaigns across LinkedIn and email
• Conditional sequence builder
• Smart Inbox unifying LinkedIn and email replies
• LinkedIn account warmup
• Dedicated residential IP for each LinkedIn account
• OAuth Gmail and Outlook connection plus custom SMTP
• and 4 more listed below

AiSDR Key Features

• AI-researched emails and LinkedIn actions on autopilot
• Ami AI GTM agent for strategy and campaign building
• Unlimited AI personas
• Turnkey email setup and warmup
• Automated inbox rotation with domain health tracking
• Native two-way HubSpot CRM sync
• Native two-way Salesforce CRM sync
• LinkedIn signals for post engagement, profile visits and keyword tracking
• AI videos in messages and AI voice notes in LinkedIn messages
• Website visitor tracking, enrichment and outreach

Closely Key Features

• Multichannel campaigns across LinkedIn and email
• Conditional sequence builder
• Smart Inbox unifying LinkedIn and email replies
• LinkedIn account warmup
• Dedicated residential IP for each LinkedIn account
• OAuth Gmail and Outlook connection plus custom SMTP
• Email finder with a multi-step fallback process
• Phone number finder
• AI lead scoring and personalization agents
• Export from Sales Navigator, LinkedIn posts and events

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 AiSDR

• AI-researched emails and LinkedIn actions on autopilot
• Ami AI GTM agent for strategy and campaign building
• Unlimited AI personas
• Turnkey email setup and warmup
• Automated inbox rotation with domain health tracking
• Native two-way HubSpot CRM sync
• Native two-way Salesforce CRM sync
• LinkedIn signals for post engagement, profile visits and keyword tracking
• AI videos in messages and AI voice notes in LinkedIn messages
• Website visitor tracking, enrichment and outreach

Listed only by Closely

• Multichannel campaigns across LinkedIn and email
• Conditional sequence builder
• Smart Inbox unifying LinkedIn and email replies
• LinkedIn account warmup
• Dedicated residential IP for each LinkedIn account
• OAuth Gmail and Outlook connection plus custom SMTP
• Email finder with a multi-step fallback process
• Phone number finder
• AI lead scoring and personalization agents
• Export from Sales Navigator, LinkedIn posts and events

Integration Ecosystem

AiSDR Integrations

AiSDR connects with: HubSpot, Salesforce, Gmail, Microsoft Outlook, Aircall, Calendly, LinkedIn.

Closely Integrations

Closely connects with: Salesforce, Pipedrive, HubSpot, GoHighLevel, Gmail, Microsoft Outlook, SMTP, Webhooks.

Shared Integrations

Both tools integrate with: HubSpot, Salesforce, Gmail, Microsoft Outlook.

Integrations listed only by AiSDR: Aircall, Calendly, LinkedIn.

Integrations listed only by Closely: Pipedrive, GoHighLevel, SMTP, Webhooks.

Use Case Recommendations

Best Fit for AiSDR

• Mid-market to enterprise teams with established multi-channel sales outreach and engagement tracking budgets
• SDR teams running multi-channel outreach sequences
• Sales managers tracking team engagement metrics
• Revenue teams coordinating email, phone, and social touches

Best Fit for Closely

• Budget-conscious teams looking for an affordable sales engagement platform
• Organizations with complex tech stacks needing broad integration support (8 integrations)
• Enterprise buyers who prefer custom pricing and dedicated support

Feature Comparison Summary

Getting Started Checklist

1. Define your multi-channel sales outreach and engagement tracking requirements and monthly budget
2. Estimate your expected sequences and engagement actions to find the right tier
3. List the integrations your team currently relies on
4. Sign up for free trials or demos of both platforms
5. Run a small test with each tool before making a commitment
6. Evaluate the onboarding experience and support quality

Final Thoughts

AiSDR and Closely both serve the multi-channel sales outreach and engagement tracking market. Closely offers a more accessible entry point at $49/mo, while AiSDR starts at $250/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 AiSDR and Closely for current information.