The difference between an average SDR and a top performer often comes down to their tech stack. The right tools can 3x your output without working harder. The wrong tools (or too many) create friction and slow you down.
After testing dozens of tools across our client accounts, here are the 10 we recommend for SDRs in 2025.
Email Sequencing
1. Instantly Email
The best cold email platform for deliverability. Includes built-in warmup, unlimited email accounts, and excellent sequence capabilities.
- Unlimited warmup included
- A/B testing at scale
- Campaign analytics dashboard
2. Apollo.io All-in-One
Combines prospecting data with email sequencing. Great for teams who want everything in one platform.
- 275M+ contact database
- LinkedIn integration
- Sequence automation
LinkedIn Automation
3. Expandi LinkedIn
Safe LinkedIn automation that mimics human behavior. Perfect for connection requests and follow-up messages.
- Smart limits to avoid bans
- Multichannel sequences
- Team collaboration features
Power Dialers
4. Orum Calling
AI-powered parallel dialer that 5x's your call volume. Detects voicemails and bad numbers automatically.
- Parallel dialing
- Virtual salesfloor for coaching
- CRM integrations
5. PhoneBurner Calling
Simple, effective power dialer with no per-minute fees. Great for high-volume calling.
- One-click voicemail drops
- Local presence dialing
- Unlimited calling
Lead Intelligence
6. ZoomInfo Data
The gold standard for B2B contact data. Expensive but unmatched in accuracy and coverage.
- Intent data signals
- Org charts
- Technographics
7. Clearbit Enrichment
Real-time data enrichment for your leads. Integrates with most CRMs and email tools.
- Company and contact enrichment
- Form shortening
- Website reveal
Scheduling & Meetings
8. Calendly Scheduling
Simple meeting scheduling that eliminates back-and-forth. Essential for any SDR.
- Calendar integrations
- Round-robin team scheduling
- Reminders and follow-ups
Productivity
9. Vidyard Video
Video prospecting that stands out in crowded inboxes. Easy to record and embed in emails.
- Screen and webcam recording
- View notifications
- Analytics on engagement
10. Lavender Writing
AI email coach that helps you write better emails. Real-time scoring and suggestions.
- Email scoring
- Personalization tips
- Mobile optimization checks
Building Your Stack
Don't try to use everything at once. Start with:
- Email sequencing: Instantly or Apollo
- Scheduling: Calendly
- Data: Apollo (included) or Clearbit
Add more tools as you identify specific bottlenecks in your workflow.
Let Us Handle the Tech Stack
Our Super SDR service includes all the tools and expertise. You just show up to qualified meetings.
Book a Free Strategy Call