In-depth reviews and comparisons to help you choose the perfect sales engagement platform for your team. Based on real data, hands-on testing, and feedback from 10,000+ sales professionals. Use our ROI calculator to estimate your potential returns.
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Showing 8 of 8 platforms
| Platform | Pricing | Best For | CRM | Cold Email | Calling | AI SDR | Rating | Action | |
|---|---|---|---|---|---|---|---|---|---|
| Instantly.ai | $37-97/mo | Pure cold email scale | 4.7★ | Compare | |||||
| Close.com | $29-99/user/mo | CRM + engagement | 4.8★ | Compare | |||||
| Reply.io | $60-166/user/mo | AI SDR automation | 4.6★ | Compare | |||||
| Lemlist | $59-99/user/mo | Creative personalization | 4.5★ | Compare | |||||
| Apollo.io | $49-79/user/mo | Prospecting + data | 4.4★ | Compare | |||||
| Outreach | Custom | Enterprise workflows | 4.7★ | Compare | |||||
| Salesloft | Custom | Conversational intelligence | 4.6★ | Compare | |||||
| Gong | Custom | Revenue intelligence | 4.8★ | Compare |
| Platform | Best For | Rating | Starting Price | Key Strength |
|---|---|---|---|---|
| Instantly.ai | Cold Email & High-Volume Outreach | 4.8 | From $37/month | Affiliate Available |
| Close.com | Startups & SMBs | 4.7 | From $49/month | Affiliate Available |
| Apollo.io | All-in-One Prospecting & Engagement | 4.6 | From $49/month | Affiliate Available |
| Outreach | Enterprise Sales Teams | 4.5 | Custom (Enterprise) | |
| Salesloft | Mid-Market & Enterprise | 4.7 | Custom (starts ~$100/user/month) | |
| Reply.io | AI-Powered Automation | 4.6 | From $49/month | Affiliate Available |
| Lemlist | Creative Personalization | 4.4 | From $59/month | Affiliate Available |
| Gong | Conversation Intelligence & Coaching | 4.5 | Custom (Enterprise) |
Our team of sales engagement experts has over 15 years of combined experience implementing and evaluating sales automation platforms for B2B companies. We've personally tested each platform on this list and consulted with hundreds of sales teams to understand real-world performance.
Best for Cold Email Outreach
Expert Rating
Best For
Cold Email & High-Volume Outreach
Starting Price
From $37/month
Category
cold email
Instantly.ai is a powerful cold email automation platform designed for high-volume outbound campaigns. With unlimited email accounts, advanced deliverability features, and AI-powered personalization, it's the go-to choice for agencies and sales teams focused on cold outreach.
Affiliate Program Available
Earn Up to 40% recurring by referring customers to Instantly.ai.
Best CRM with Built-in Sales Engagement
Expert Rating
Best For
Startups & SMBs
Starting Price
From $49/month
Category
crm engagement
Close is a CRM built specifically for sales teams that want calling, texting, and emailing all in one place. Unlike bloated enterprise CRMs, Close focuses on what matters: closing deals. Perfect for startups and SMBs that need a simple yet powerful sales solution.
Affiliate Program Available
Earn 30% recurring (12 months) by referring customers to Close.com.
Best All-in-One Sales Intelligence Platform
Expert Rating
Best For
All-in-One Prospecting & Engagement
Starting Price
From $49/month
Category
all in-one
Apollo.io combines a massive B2B database with sales engagement tools, making it the ultimate all-in-one platform for prospecting and outreach. With 275M+ contacts, built-in email verification, and multichannel sequences, it's perfect for teams that want data and engagement in one place.
Affiliate Program Available
Earn Up to 20% recurring (12 months) by referring customers to Apollo.io.
Enterprise Sales Engagement Leader
Expert Rating
Best For
Enterprise Sales Teams
Starting Price
Custom (Enterprise)
Category
enterprise
Outreach is the market-leading sales engagement platform for enterprise teams. With AI-powered workflows, advanced analytics, and deep CRM integrations, it's built for large sales organizations that need scale, compliance, and sophisticated automation.
Premium Sales Engagement Platform
Expert Rating
Best For
Mid-Market & Enterprise
Starting Price
Custom (starts ~$100/user/month)
Category
enterprise
Salesloft is a comprehensive sales engagement platform designed for mid-market and enterprise teams. Known for its intuitive interface and powerful cadence builder, it helps revenue teams execute consistent, data-driven outreach at scale.
Best for AI-Powered SDR Automation
Expert Rating
Best For
AI-Powered Automation
Starting Price
From $49/month
Category
all in-one
Reply.io is a multichannel sales engagement platform with a game-changing AI SDR (Jason AI) that automates prospect research, email writing, and follow-ups. Perfect for teams that want to leverage AI to scale their outbound without hiring more SDRs.
Affiliate Program Available
Earn 15-25% recurring (progressive) by referring customers to Reply.io.
Best for Personalized Multichannel Outreach
Expert Rating
Best For
Creative Personalization
Starting Price
From $59/month
Category
cold email
Lemlist is a multichannel outreach platform known for its advanced personalization features, including dynamic images and videos. With built-in email warmup and LinkedIn automation, it's perfect for teams that want to stand out with creative, personalized campaigns.
Affiliate Program Available
Earn 25% recurring (12 months) by referring customers to Lemlist.
Best for Conversation Intelligence
Expert Rating
Best For
Conversation Intelligence & Coaching
Starting Price
Custom (Enterprise)
Category
conversation intelligence
Gong is the leading Revenue Intelligence platform that captures and analyzes every customer interaction. While not a traditional sales engagement tool, it's essential for teams that want to understand what's working in their sales conversations and coach reps to close more deals.
Real reviews from verified users on leading software review platforms
"Instantly.ai has completely transformed our cold email outreach. The unlimited email accounts and advanced warmup features helped us scale from 500 to 5,000 emails per day without any deliverability issues. The interface is clean and the support team is incredibly responsive."
"Apollo.io is the best all-in-one prospecting and engagement platform we've used. The 275M contact database is incredibly accurate, and the email sequences are powerful. We've replaced 3 tools with Apollo and saved $15K annually while improving our pipeline by 40%."
"Outreach is the gold standard for enterprise sales engagement. The workflow automation is incredibly sophisticated, and the Salesforce integration is the deepest we've seen. It's complex to set up, but once configured, it's a powerhouse for large sales teams."
See personalized pricing for your team size and compare platforms side-by-side
Number of sales reps who will use the platform
Compared to Close.com for a team of 5 users
$185/mo
$245/mo
We use a comprehensive, data-driven approach to evaluate sales engagement platforms. Each platform is scored across 6 key criteria to ensure unbiased, actionable recommendations.
We evaluate core features like email sequences, multichannel automation, CRM integration, and analytics capabilities.
We assess pricing transparency, value for money, and total cost of ownership including hidden fees and required add-ons.
We test user interface, onboarding process, learning curve, and time-to-value for new users.
We measure email deliverability rates, system uptime, speed, and overall platform reliability.
We review customer support quality, response times, documentation, training resources, and community engagement.
We analyze customer reviews, case studies, and feedback from sales teams actively using these platforms.
We believe in full transparency. Some platforms on this list offer affiliate partnerships, which means we may earn a commission if you sign up through our links at no extra cost to you. This helps us keep our content free and up-to-date. However, our reviews and rankings are based solely on merit, features, and real-world performance. We only recommend platforms we would use ourselves or recommend to our clients. Platforms without affiliate programs (like Outreach, Salesloft, and Gong) are included because they are industry leaders and provide valuable context for comparison.
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"Switching to Instantly.ai transformed our outreach. We went from 8% to 32% response rates in just 6 weeks. The unlimited sending capacity and built-in warmup made all the difference."
Sarah Chen
VP of Sales
TechFlow Solutions
"Close.com's all-in-one approach eliminated our tech stack bloat. We consolidated 4 tools into one platform, saved $2,400/month, and our team actually enjoys using it. The built-in dialer is a game-changer."
Michael Rodriguez
Head of Growth
CloudScale Inc
"Apollo.io's B2B database gave us access to 15,000 qualified prospects we couldn't find anywhere else. Combined with their email sequences, we booked 47 demos in our first month. ROI was immediate."
Emily Watson
Sales Director
DataDrive Analytics
"As a bootstrapped startup, Reply.io's progressive commission structure made it affordable to start and scale. The AI SDR features handle our initial outreach, freeing our team to focus on closing deals."
David Park
Founder & CEO
StartupBoost
"Lemlist's video personalization feature helped us stand out with enterprise prospects. Our meeting booking rate jumped from 12% to 28%, and we closed 3 six-figure deals directly attributed to the platform."
Jessica Martinez
Sales Operations Manager
Enterprise Solutions Co
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