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Browser Extensions · head to head

Instapaper vs WhatFont

Instapaper logo

Instapaper

Browser Extensions

Save anything for reading later

From
Free
Rated
-
Full reviewWebsite
WhatFont logo

WhatFont

Browser Extensions

Identify fonts on web pages

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; WhatFont can only detect web-safe fonts and fonts loaded via web font services
  • They diverge on capability: Instapaper covers Save for later, WhatFont covers Font detection.
  • Prices and features above were last checked on 30 August 2026.

Where they differ

Only the attributes on which Instapaper and WhatFont actually diverge.

Attributes where Instapaper and WhatFont differ
AttributeInstapaperWhatFont
PlatformsWeb, iOS, Android, Kindle, E-readers (BOOX)Chrome, Firefox, Arc
Founded20082011

Identical on both: starting price (Free), pricing model (Unknown), 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

Only in WhatFont

  • Font detection
  • Typography info
  • Service detection
  • Hover inspection

Both cover

  • Chrome support
  • Firefox support
  • Edge support
  • Safari 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 WhatFont
  • Building a searchable personal archive of things worth keepingnot WhatFont

WhatFont

  • Identifying typefaces used on competitor websites for design researchnot Instapaper
  • Sourcing font inspiration from high-performing landing pagesnot Instapaper
  • Discovering web font services like Google Fonts or Typekit on sitesnot Instapaper

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

WhatFont

  • Can only detect web-safe fonts and fonts loaded via web font services
  • Does not work on images with embedded text or rasterized typography
  • Limited to inspecting single text elements at a time

Pricing, plan by plan

Instapaper

Free

No published plan breakdown. See the Instapaper review.

WhatFont

Free
  • FreeFree
    • Font inspection on any website
    • Font family identification
    • Font size and weight detection

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 WhatFont if

  • You need font detection.
  • You want to start without paying.
  • You work on Chrome, Firefox, Arc.
  • You also want typography info.
WhatFont review

Questions people ask

Is Instapaper or WhatFont better?
Neither clearly leads. Instapaper starts at Free and WhatFont at Free, and user ratings are close enough to be indistinguishable. Choose on capability and platform support.
Which is cheaper, Instapaper or WhatFont?
Instapaper starts at Free and WhatFont at Free.
Does Instapaper or WhatFont run on more platforms?
Instapaper runs on Web, iOS, Android, Kindle, E-readers (BOOX). WhatFont runs on Chrome, Firefox, Arc.
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 WhatFont is typically brought in for.
What can Instapaper do that WhatFont cannot?
Instapaper covers Save for later, Clean reading, Highlighting, Full-text search. WhatFont covers Font detection, Typography info, Service detection, Hover inspection. Both handle Chrome support, Firefox support, Edge support, Safari support.

Answered from the vendors’ own pages

Instapaper: What is the cost of Instapaper?

Instapaper costs $5.99 per month or $59.99 per year. The yearly plan saves over 15% compared to the monthly rate.

Source
WhatFont: How do I use WhatFont to inspect fonts?

Click the WhatFont icon in your browser toolbar to activate it, then hover over any text on a webpage to see the font name and details in a pop-up. Click the text to reveal additional information like font style, weight, color, and font samples.

Source
Instapaper: Does Instapaper offer a free trial?

No trial period is offered. The subscription starts immediately upon purchase.

Source
WhatFont: What browsers does WhatFont support?

WhatFont works on Google Chrome, Firefox, and Arc browser. It is available as a free extension in each browser's extension store.

Source
Instapaper: What features are included in the paid subscription?

Premium features include full-text search across all articles, permanent archiving, PDF reading, unlimited notes (free tier limited to 5 per month), Kindle integration, AI-powered text-to-speech, and speed reading up to 3x faster. The paid version also removes advertisements.

Source
WhatFont: Is WhatFont free?

Yes. WhatFont is a completely free browser extension with no paid tier or premium features. It is maintained as a free tool for designers and developers.

Source
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