Instantly vs Shortwave (2026)
A side-by-side comparison of Instantly and Shortwave on pricing, features, and fit, so you can decide which is right for you.
Quick answer
Instantly and Shortwave are both strong choices, but they fit different needs. Choose Instantly if you mainly need b2b sales teams running cold outreach campaigns to generate qualified pipeline — its edge is supports unlimited email accounts, making it cost-effective for high-volume senders. Choose Shortwave if you need managing high-volume gmail inboxes more efficiently — its edge is significantly reduces time spent reading and triaging email. Instantly starts at $37/month for the Growth plan; Shortwave starts at $9/month per user for advanced AI and team features.
Features compared
- Unlimited email account connections with automated warm-up to protect sender reputation
- AI-assisted email copy and sequence builder for personalized outreach campaigns
- Built-in B2B lead database with millions of verified contacts for prospecting
- Detailed campaign analytics tracking open rates, reply rates, and conversions
- AI-generated email summaries to quickly understand long threads
- Smart inbox bundling that groups related emails automatically
- AI-assisted reply drafting powered by natural language generation
- Shared team inboxes with real-time collaboration and assignments
Pros & cons
- Supports unlimited email accounts, making it cost-effective for high-volume senders
- Built-in email warm-up reduces spam risk and improves deliverability significantly
- Clean and intuitive interface makes campaign setup fast even for non-technical users
- Advanced features like the lead database require higher-tier paid plans
- Deliverability success still depends on the quality of email copy and targeting
- Significantly reduces time spent reading and triaging email
- Seamless Gmail integration means no migration of existing data
- Clean, intuitive interface with strong keyboard shortcut support
- Only works with Gmail accounts, limiting use for non-Google users
- Some advanced features require a paid subscription to unlock
The verdict
Choose Instantly if
you mainly need to b2b sales teams running cold outreach campaigns to generate qualified pipeline. Its edge: supports unlimited email accounts, making it cost-effective for high-volume senders.
Choose Shortwave if
you mainly need to managing high-volume gmail inboxes more efficiently. Its edge: significantly reduces time spent reading and triaging email.
Frequently asked questions
Is Instantly better than Shortwave?
Neither is universally better. Instantly is stronger for b2b sales teams running cold outreach campaigns to generate qualified pipeline, with an edge in supports unlimited email accounts, making it cost-effective for high-volume senders. Shortwave is stronger for managing high-volume gmail inboxes more efficiently, with an edge in significantly reduces time spent reading and triaging email. Pick based on your main task.
Which is cheaper, Instantly or Shortwave?
Instantly starts at $37/month for the Growth plan and Shortwave starts at $9/month per user for advanced AI and team features. Free tier: Instantly — Free trial available with limited sending volume; Shortwave — Free plan available for individual users with core AI features.
What is Instantly best for?
Instantly is best for b2b sales teams running cold outreach campaigns to generate qualified pipeline, lead generation agencies managing multiple client outreach campaigns from one dashboard, founders and solopreneurs automating prospecting to book discovery calls without manual effort.
What is Shortwave best for?
Shortwave is best for managing high-volume gmail inboxes more efficiently, collaborating with small teams on shared email queues, quickly catching up on long email threads using ai summaries.
Do Instantly and Shortwave have free plans?
Instantly: Free trial available with limited sending volume. Shortwave: Free plan available for individual users with core AI features. Check each tool's pricing page for current limits, as plans change.