Pricing
Unlimited subscribers. Pay for what you send.
Most tools charge more as your list grows. Interspire doesn’t. Every paid plan keeps subscribers unlimited — you only pay for the emails you actually send. AI assistance and UK/EU data residency are included on every tier.
Free
For trying it out and small lists.
Free
Free forever
- Drag-and-drop campaign editor
- AI subject-line assistant
- 1 automation
- Signup forms
- Email + knowledge-base support
Starter
For growing lists that send regularly.
£
15
/mo
Billed monthly
- Everything in Free
- Unlimited automations
- Full AI assistant (copy + subject lines)
- Audience segmentation
- Remove Interspire branding
Most popular
Growth
For teams optimising every send.
£
39
/mo
Billed monthly
- Everything in Starter
- A/B testing
- Send-time optimisation (AI)
- Landing pages
- Dedicated IP option
Scale
For high-volume senders that need control.
£
89
/mo
Billed monthly
- Everything in Growth
- Priority deliverability + dedicated IP
- Single sign-on (SSO)
- Audit log
- Priority support
Prices in GBP and exclude VAT where applicable. Paid plans start with a 14-day free trial — no card required. Cancel anytime; see our refund & cancellation policy.