Apollo.io vs Instantly.ai vs Lemlist
Sales teams and agencies running cold outreach campaigns typically evaluate these three platforms. Apollo.io combines a massive contact database with sequencing, Instantly focuses on deliverability with unlimited mailbox rotation, and Lemlist differentiates with personalized images and multichannel sequences.
Quick Verdict
Best for most users: Instantly.ai — cold email at scale with unlimited accounts and ai-powered warmup.
Apollo.io: Sales intelligence platform with 210M+ contacts and built-in outreach
Instantly.ai: Cold email at scale with unlimited accounts and AI-powered warmup
Lemlist: Multichannel cold outreach with built-in email warmup and lead database
Apollo.io
Sales intelligence platform with 210M+ contacts and built-in outreach
4.7/5 Free plan available
Instantly.ai
Cold email at scale with unlimited accounts and AI-powered warmup
4.8/5 From $47/mo
Lemlist
Multichannel cold outreach with built-in email warmup and lead database
4.5/5 From $69/mo
Feature Comparison
| Feature | Apollo.io | Instantly.ai | Lemlist |
|---|---|---|---|
| Rating | 4.7/5 | 4.8/5 | 4.5/5 |
| Starting Price | $59/mo | $47/mo | $69/mo |
| Free Plan | Unlimited email credits (fair use ~250/day), 5 mobile credits, 10 export credits/month | No free plan | No free plan |
| Founded | 2015 | 2021 | 2018 |
| Email Templates | 50 | 30 | 100 |
| Integrations | 60 | 20 | 40 |
| Deliverability Rate | 95% | 95% | 95% |
| Marketing Automation | ✓ | ✓ | ✓ |
| A/B Testing | ✓ | ✓ | ✓ |
| Landing Pages | ✕ | ✕ | ✓ |
| Segmentation | ✓ | ✓ | ✓ |
| Drag & Drop Editor | ✕ | ✕ | ✓ |
| SMS Marketing | ✕ | ✕ | ✕ |
| Ecommerce Features | ✕ | ✕ | ✕ |
| API Access | ✓ | ✓ | ✓ |
| Multi-Language | ✕ | ✕ | ✕ |
| Web Push Notifications | ✕ | ✕ | ✕ |
| Live Chat | ✓ | ✓ | ✓ |
| Advanced Analytics | ✓ | ✓ | ✓ |
The Verdict
| Criterion | Weight | Apollo.io | Instantly.ai | Lemlist |
|---|---|---|---|---|
| Starting Price | 30% | $59/mo | $47/mo | $69/mo |
| Deliverability | 25% | 95% | 95% | 95% |
| Rating | 25% | 4.7/5 | 4.8/5 | 4.5/5 |
| Integrations | 10% | 60 | 20 | 40 |
| Free Tier | 10% | Yes | No | No |
Choose Apollo.io if…
- + Only option with a free plan
- + Best for b2b lead generation
- + Best for revenue operations
Choose Instantly.ai if…
- + Lowest starting price ($47/mo)
- + Best for cold email agencies
- + Best for lead generation
Choose Lemlist if…
- + Only option with landing pages
- + Best for agencies
- + Built-in email warmup (lemwarm) automatically improves deliverability before campaigns launch
Apollo.io: Pros & Cons
Pros
- +Massive 210M+ contact database with powerful filtering including job title, company size, tech stack, and buying intent signals
- +Generous free plan with unlimited email credits makes it accessible for solo founders and early-stage startups
- +Earned #1 rankings and 624 badges in G2's Winter 2026 report across multiple sales intelligence categories
- +Built-in email sequences, dialer, and meeting scheduler eliminate need for separate outreach tools
- +LinkedIn Chrome extension provides instant access to contact data while browsing profiles
Cons
- −Data accuracy estimated at only 65% overall, with phone numbers often being generic corporate lines rather than direct dials
- −Email bounce rates of 15-25% reported by users, higher than dedicated email verification services
- −Credit system for phone numbers and exports adds significant hidden costs beyond the per-seat subscription price
- −Organization plan requires minimum 3 users at $149/each, making the top tier expensive for small teams
- −Customer support frequently criticized as slow and unresponsive, especially for non-enterprise accounts
Instantly.ai: Pros & Cons
Pros
- +Unlimited email accounts with built-in inbox rotation maximizes deliverability across multiple sending addresses
- +AI-powered email warmup automatically builds sender reputation before campaigns launch
- +Extremely high user satisfaction with 91% 5-star ratings on G2 from 4,000+ reviews
- +Quick setup and intuitive interface gets campaigns running within minutes, not hours
- +Separate Outreach, Leads, and CRM products let users pay only for what they need
Cons
- −Separate pricing for Outreach, Leads, and CRM means total cost adds up quickly for full functionality
- −Credits system has been criticized for confusing changes and billing glitches with incorrect deductions
- −Domains purchased through Instantly's Done-For-You service are reportedly retained by Instantly, limiting portability
- −No multichannel sequences — email only, no LinkedIn or calling integration
- −Limited integrations ecosystem compared to more established platforms like Lemlist or Apollo
Lemlist: Pros & Cons
Pros
- +Built-in email warmup (lemwarm) automatically improves deliverability before campaigns launch
- +Access to 450M+ contact database with enrichment credits eliminates need for separate lead sourcing tools
- +Multichannel sequences combining email, LinkedIn, and cold calling in one visual workflow builder
- +AI-powered personalization generates custom icebreakers and email copy at scale
- +14-day free trial with no credit card required lets teams fully test before committing
Cons
- −Expensive at $69-99/user/month, making it prohibitive for large sales teams on a budget
- −Credit-based system for enrichment and verification adds hidden costs beyond the subscription
- −LinkedIn automation requires a LinkedIn account and can risk account restrictions if overused
- −Reporting and analytics are basic compared to enterprise sales engagement platforms
- −Learning curve for setting up multichannel sequences with proper timing and triggers