Byline OS
Paid-newsletter writers who want MRR, churn, cohort and revenue-per-post analytics
Bitly
Our verdict: Handy for knowing which channel sends readers. The free tier is limited; many writers can get by with UTM tags plus Google Analytics.
Best for
Tracking clicks on links you share to social, podcasts and print
Pricing
Free (with ads); Core $10/mo (annual only); Growth $29/mo; Premium $199/mo (annual pricing).
Source: official site
Website
Last checked
2026-10-18
Disclosure: We have no affiliate relationship with this vendor. StackKit is independent and not affiliated with Substack Inc. Spot an error? Email hello@stackkit.ink.
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