Reletter
Reletter: The newsletter search engine for finding, analyzing, and partnering at scale.
Quick facts
- Best for
- Reletter: The newsletter search engine for finding, analyzing, and partnering at scale.
- Pricing
- Freemium
- Editor rating
- 4.5 / 5
- Community saves
- 0
About Reletter
Reletter is a newsletter search engine and subscription-based database that indexes millions of email newsletters from platforms like Substack, LinkedIn, and Ghost, delivering subscriber numbers, contact details, chart rankings, traffic estimates, and outreach tools to help brands discover, evaluate, and connect with publishers for advertising, PR, and partnership opportunities. It offers topic-based search, rich analytics, CRM exports, team collaboration, keyword alerts, and sponsorship-focused stats, and operates as a SaaS by Babadan Labs, LLC with paid plans, automatic renewal, and no prorated refunds.
Pros
- Newsletter search engine and database indexing millions of newsletters (Substack, LinkedIn, Ghost, and more)
- Subscriber numbers and audience estimates
- Author contact info, including emails and social media links
- Chart rankings for newsletters
- Traffic and monthly visit estimates
- Engagement scores from 180 days of comment and like growth
- Advanced search by topic, title, author, and subject keywords
- Dedicated newsletter info pages (founding date, issue count, frequency, pricing model, tone)
- Filtering by active status, sponsored content, publishing model, engagement level, and subscriber count
- Built-in pitch template for outreach
- List creation and management with team collaboration
- Export of newsletter data to CRMs and external tools
Cons
Pricing
Free
$0
- • Newsletter discovery
- • Email archives
- • Recent posts
- • Similar newsletters search
- • Basic stats previews
- • Pitching templates
Upgrade (Paid)
$0
- • Full subscriber counts
- • Traffic estimates
- • Engagement scores
- • Advanced stats for sponsorship decisions