Apollo.io
Apollo.io is an all-in-one sales intelligence and engagement platform that helps you find, contact, and close your ideal customers using a massive database of verified business contacts.
Mailsuite
Mailsuite is a professional email tracking and automation tool for Gmail that provides real-time read receipts, link tracking, and follow-up reminders to help you manage your outreach effectively.
Quick Comparison
| Feature | Apollo.io | Mailsuite |
|---|---|---|
| Website | apollo.io | mailsuite.com |
| Pricing Model | Freemium | Freemium |
| Starting Price | Free | Free |
| FREE Trial | ✓ 14 days free trial | ✘ No free trial |
| Free Plan | ✓ Has free plan | ✓ Has free plan |
| Product Demo | ✓ Request demo here | ✘ No product demo |
| Deployment | ||
| Integrations | ||
| Target Users | ||
| Target Industries | ||
| Customer Count | 0 | 0 |
| Founded Year | 2015 | 2013 |
| Headquarters | San Francisco, USA | Barcelona, Spain |
Overview
Apollo.io
Apollo.io is a comprehensive sales intelligence and engagement platform designed to help you streamline your entire outbound sales process. You can access a database of over 275 million contacts to find your ideal prospects and use built-in engagement tools to reach out to them directly. It eliminates the need for multiple disconnected tools by combining lead sourcing, email sequencing, and task management into a single interface.
You can automate your outreach with personalized email sequences and track every interaction to see what resonates with your audience. The platform also provides AI-powered insights to help you prioritize high-value leads and improve your conversion rates. Whether you are a solo founder or part of a large enterprise sales team, you can use these tools to build a predictable pipeline and hit your revenue targets faster.
Mailsuite
Mailsuite (formerly Mailtrack) is a specialized email tracking tool designed specifically for Gmail users who need to know exactly what happens after they hit send. You can see real-time notifications the moment your recipient opens an email or clicks a link, allowing you to time your follow-ups perfectly. It integrates directly into your existing Gmail interface, so you don't have to learn a new platform or switch between different tabs to manage your communication.
Beyond simple tracking, you can send personalized mail merges to multiple recipients and set automated reminders for emails that haven't been opened. It is ideal for sales professionals, recruiters, and small business owners who rely on Gmail for their daily operations. You can start with a free version for basic tracking or upgrade to access advanced features like document tracking and ad-free signatures.
Overview
Apollo.io Features
- B2B Contact Database Access over 275 million verified contacts and 73 million companies to build highly targeted lead lists for your outreach.
- AI Writing Assistant Generate personalized cold emails in seconds using AI that adapts to your brand voice and prospect's specific pain points.
- Automated Sequences Create multi-step outreach campaigns across email, phone, and LinkedIn to stay top-of-mind with your prospects automatically.
- LinkedIn Extension Find direct phone numbers and verified email addresses while browsing LinkedIn profiles without ever leaving your browser tab.
- Lead Scoring Use AI-driven insights to rank your leads based on their likelihood to buy so you focus on the best opportunities.
- Built-in Dialer Make calls directly from the platform with local presence numbers and automatic call logging to keep your CRM updated.
Mailsuite Features
- Real-time Tracking. Get instant desktop and mobile notifications the moment someone opens your email or clicks on a link you sent.
- Email History. View a complete activity log for every message to see how many times and from which device your email was opened.
- Mail Merge. Send personalized email campaigns to up to 10,000 recipients at once directly from your Gmail account.
- Document Tracking. Track engagement with your PDF attachments to see which pages your prospects are reading and for how long.
- Follow-up Alerts. Receive automatic reminders to follow up if your email remains unopened for a specific period of time.
- Link Tracking. Identify exactly which links in your email are getting clicks so you can measure interest in your content.
Pricing Comparison
Apollo.io Pricing
- 10,000 email credits/month
- 60 mobile credits/year
- Basic sequence automation
- LinkedIn extension
- Gmail and Outlook integration
- Everything in Free, plus:
- Unlimited email credits
- 900 mobile credits/year
- No limit on sequence records
- Advanced filters and saved views
- HubSpot and Salesforce integration
Mailsuite Pricing
- Unlimited email tracking
- Real-time desktop alerts
- Email activity feed
- Daily report
- Mailsuite signature included
- Everything in Free, plus:
- Remove Mailsuite signature
- Link tracking
- Reminders and alerts
- Basic Mail Merge
- Email support
Pros & Cons
Apollo.io
Pros
- Massive database with high contact accuracy
- Excellent browser extension for LinkedIn prospecting
- Combines data and engagement in one tool
- Very generous free tier for new users
Cons
- Occasional bugs in the sequence automation
- Customer support response times can be slow
- Learning curve for complex filtering options
Mailsuite
Pros
- Seamless integration directly into the Gmail interface
- Very affordable entry-level pricing for individuals
- Reliable real-time notifications for email opens
- Simple setup with no complex configuration required
Cons
- Free version requires a mandatory email signature
- Limited to Gmail and Google Workspace users only
- Occasional tracking inaccuracies due to image blocking