Report

Should I Use Substack?

substack.com·Analyzed 46 minutes ago·Based on 12 sources

The app for independent voices

Depends

Buy it if you're an independent writer who wants free publishing with payments and built-in discovery.

Great free start for independent writers; 10% fee on paid revenue, weak support, and recent breaches make it shaky for businesses.

Confidence: High

4.4/5

G2 rating

via Sender.net roundup

Starting price

Publishing is free

5M+

Paid subscriptions

processed via Stripe

$100M

Latest funding

July 2025 round

Value for money

Free to publish; ~10% cut on paid

Ease of use

Users repeatedly call it the easiest

Feature depth

Solid publishing core; tacked-on social and video

Support quality

Automated replies; hard to reach humans

Security posture

Two breaches in six months exposed user data

Pros

Free to publish; you only pay when you charge subscribers^⁶
G2 users rate it 4.4/5^²
Called the easiest platform by users
Built-in network drives discovery beyond your email list
5M+ paid subscriptions processed through Stripe integration^⁷

Cons

Support replies are automated; reaching a human is hard^⁵
October 2025 breach exposed subscriber emails and phone numbers^⁸
Takes roughly 10% of paid subscription revenue
Increasingly feels like just another social media app
Reader subscription fatigue is a growing headwind

Gotchas

mediumSupport is auto-replies; no clear human escalation channel per user reports.^⁵
mediumCustom domain vulnerability previously exposed publishers to potential hijacking.¹⁰
mediumMost writers underprice at $5/month; fee math often works against small paid lists.

Best for

Independent writers and journalists
Creators monetizing paid newsletters
Zero-budget personal publications
Writers wanting built-in discovery

Not for

Businesses needing brand control or custom design
Teams that require reliable human support
Anyone collecting sensitive subscriber data
Marketers needing funnels, automations, or CRM features

Pricing

Free

Unlimited free posts and emails
No upfront cost

Paid subscriptions

You set the price; ~10% fee

Substack takes ~10% plus Stripe fees
Free tier runs alongside paid

Security

Two confirmed incidents: an October 2025 breach exposed user emails and phone numbers; another security incident was disclosed February 2026.

October 2025 data breachHacker leaked data; user emails and phone numbers were exposed, confirmed by Substack.^⁸
February 2026 security incidentSubstack disclosed a security incident after a hacker leaked data; ~50 million users reportedly affected.^⁹
Custom domain vulnerabilityDisclosed flaw exposed thousands of custom-domain publishers to potential hijacking.¹⁰

What users say

Reviewers praise the ease of use and monetization, but many complain about automated support, platform fees, and Substack turning into another social network.