Software · head to head
Readwise Reader vs Substack

Readwise Reader
Software
The read-it-later app for power readers
- From
- On request
- Rated
- -
The short version
- Only Substack has a free tier, so it costs nothing to try first.
- Each has a real cost: Readwise Reader there is no free tier, only a 30 day trial; Substack substack takes a 10% cut of subscription revenue (writers keep 90%), plus separate credit card processing fees
- They diverge on capability: Readwise Reader covers Read-it-later, Substack covers Newsletter publishing.
Where they differ
Only the attributes on which Readwise Reader and Substack actually diverge.
| Attribute | Readwise Reader | Substack |
|---|---|---|
| Starting price | On request | Free |
| Pricing model | subscription | freemium |
| Free tier | No | Yes |
| Platforms | Ios, Android, Web | Web, Mobile |
Identical on both: user rating (Not yet rated), category (Unknown), founded (2017).
What each one covers
Drawn from each product's published feature list. An absence here means we hold no record of it - not that the product lacks it.
Only in Readwise Reader
- Read-it-later
- RSS aggregation
- Newsletter inbox
- PDF support
- Highlighting
- Notion
- Obsidian
- Roam Research
Only in Substack
- Newsletter publishing
- Subscriber management
- Paid subscriptions
- Email analytics
- Post scheduling
- Archive creation
- Free/paid tier split
- Comments & discussion
Both cover
- Web support
What people use each for
The jobs each tool is most often brought in to do.
Readwise Reader
- Saving and reading articles, PDFs and newsletters in one placenot Substack
- Reviewing highlights from books and articles over timenot Substack
Substack
- Newsletter distributionnot Readwise Reader
- Reader monetizationnot Readwise Reader
- Community buildingnot Readwise Reader
- Subscriber managementnot Readwise Reader
Where each one falls short
Documented limitations, not opinions. Every one is a constraint you would hit in normal use.
Readwise Reader
- There is no free tier, only a 30 day trial
- Reader is bundled into the full plan rather than sold separately, so it cannot be had at the cheaper Lite price
- The Lite plan at $5.59 a month billed annually is daily email review only, without the web app or tagging
- Paying monthly rather than annually raises the full plan from $9.99 to $12.99
Substack
- Substack takes a 10% cut of subscription revenue (writers keep 90%), plus separate credit card processing fees
Pricing, plan by plan
Readwise Reader
On request- Reader Lite$8.99/month
- Unlimited articles
- Highlighting
- RSS feeds
- Full$12.99/month
- Everything in Lite
- Readwise integration
- Spaced repetition
Substack
Free- FreeFree
- Unlimited newsletters
- Basic design
- Archive access
- Pro$12/month
- Custom domain
- Advanced analytics
- Member chat
Which should you pick?
Choose Readwise Reader if
- You need read-it-later.
- You work on Ios, Android, Web.
- You also want rss aggregation.
Choose Substack if
- You need newsletter publishing.
- You want to start without paying.
- You work on Web, Mobile.
- You also want subscriber management.
Questions people ask
- Is Readwise Reader or Substack better?
- Neither clearly leads. Readwise Reader starts at On request and Substack at Free, and user ratings are close enough to be indistinguishable. Choose on capability and platform support.
- Which is cheaper, Readwise Reader or Substack?
- Substack has a free tier; the other does not. Paid plans start at On request for Readwise Reader and Free for Substack.
- Does Readwise Reader or Substack run on more platforms?
- Readwise Reader runs on Ios, Android, Web. Substack runs on Web, Mobile.
- Can I use Substack for free?
- Yes. Substack has a free tier, so you can try it without paying. Readwise Reader starts at On request.
- What is Readwise Reader best used for?
- Readwise Reader is most often used for saving and reading articles, pdfs and newsletters in one place, reviewing highlights from books and articles over time. Of those, saving and reading articles, pdfs and newsletters in one place and reviewing highlights from books and articles over time are not what Substack is typically brought in for.
- What can Readwise Reader do that Substack cannot?
- Readwise Reader covers Read-it-later, RSS aggregation, Newsletter inbox, PDF support. Substack covers Newsletter publishing, Subscriber management, Paid subscriptions, Email analytics. Both handle Web support.
Related pages
More on Readwise Reader
Keep looking
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