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Browser Extensions · head to head

Instapaper vs Mercury Reader

Instapaper logo

Instapaper

Browser Extensions

Save anything for reading later

From
Free
Rated
-
Full reviewWebsite
M

Mercury Reader

Browser Extensions

Clear clutter from articles instantly

From
Free
Rated
-
Full reviewWebsite

The short version

  • Each has a real cost: Instapaper full text search across saved articles is Premium only, at $5.99 a month or $59.99 a year; Mercury Reader mercury Reader's underlying engine (Postlight Parser) is free open source software licensed under Apache License 2.0, per the GitHub repository, with no paid tier
  • They diverge on capability: Instapaper covers Save for later, Mercury Reader covers Content extraction.

Where they differ

Only the attributes on which Instapaper and Mercury Reader actually diverge.

Attributes where Instapaper and Mercury Reader differ
AttributeInstapaperMercury Reader
Pricing modelUnknownfree
PlatformsWeb, iOS, Android, Kindle, E-readers (BOOX)Chrome, Firefox, Edge
Founded20082015

Identical on both: starting price (Free), free tier (Yes), user rating (Not yet rated), category (Browser Extensions).

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 Instapaper

  • Save for later
  • Clean reading
  • Highlighting
  • Full-text search
  • Safari support

Only in Mercury Reader

  • Content extraction
  • Clean reading view
  • Custom themes
  • Font customization

Both cover

  • Chrome support
  • Firefox support
  • Edge support

What people use each for

The jobs each tool is most often brought in to do.

Instapaper

  • Saving articles to read later with the clutter stripped outnot Mercury Reader
  • Building a searchable personal archive of things worth keepingnot Mercury Reader

Mercury Reader

No use cases recorded yet. See the Mercury Reader review.

Where each one falls short

Documented limitations, not opinions. Every one is a constraint you would hit in normal use.

Instapaper

  • Full text search across saved articles is Premium only, at $5.99 a month or $59.99 a year
  • Free accounts are limited to 5 notes a month, against unlimited on Premium
  • Text to speech, speed reading and the permanent archive are all Premium only
  • The free web experience carries advertising

Mercury Reader

  • Mercury Reader's underlying engine (Postlight Parser) is free open source software licensed under Apache License 2.0, per the GitHub repository, with no paid tier

Pricing, plan by plan

Instapaper

Free

No published plan breakdown. See the Instapaper review.

Mercury Reader

Free
  • FreeFree
    • Clutter removal
    • Clean reading
    • Custom themes

Which should you pick?

Choose Instapaper if

  • You need save for later.
  • You want to start without paying.
  • You work on Web, iOS, Android, Kindle, E-readers (BOOX).
  • You also want clean reading.
Instapaper review

Choose Mercury Reader if

  • You need content extraction.
  • You want to start without paying.
  • You work on Chrome, Firefox, Edge.
  • You also want clean reading view.
Mercury Reader review

Questions people ask

Is Instapaper or Mercury Reader better?
Neither clearly leads. Instapaper starts at Free and Mercury Reader at Free, and user ratings are close enough to be indistinguishable. Choose on capability and platform support.
Which is cheaper, Instapaper or Mercury Reader?
Instapaper starts at Free and Mercury Reader at Free.
Does Instapaper or Mercury Reader run on more platforms?
Instapaper runs on Web, iOS, Android, Kindle, E-readers (BOOX). Mercury Reader runs on Chrome, Firefox, Edge.
Can I use Instapaper for free?
Both have a free tier, so you can try either at no cost before committing.
What is Instapaper best used for?
Instapaper is most often used for saving articles to read later with the clutter stripped out, building a searchable personal archive of things worth keeping. Of those, saving articles to read later with the clutter stripped out and building a searchable personal archive of things worth keeping are not what Mercury Reader is typically brought in for.
What can Instapaper do that Mercury Reader cannot?
Instapaper covers Save for later, Clean reading, Highlighting, Full-text search. Mercury Reader covers Content extraction, Clean reading view, Custom themes, Font customization. Both handle Chrome support, Firefox support, Edge support.
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