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Browser Extensions · head to head

Instapaper vs Keeper

Instapaper logo

Instapaper

Browser Extensions

Save anything for reading later

From
Free
Rated
-
Full reviewWebsite
Keeper logo

Keeper

Browser Extensions

Protect your passwords and private information

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; Keeper free tier is severely limited to 10 passwords on a single device; essentially a trial rather than a usable free version
  • They diverge on capability: Instapaper covers Save for later, Keeper covers Password management.
  • Prices and features above were last checked on 30 August 2026.

Where they differ

Only the attributes on which Instapaper and Keeper actually diverge.

Attributes where Instapaper and Keeper differ
AttributeInstapaperKeeper
PlatformsWeb, iOS, Android, Kindle, E-readers (BOOX)Chrome, Firefox, Edge, Safari, Brave, Opera, iOS, Android, macOS, Windows
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 Keeper

  • Password management
  • Zero-knowledge encryption
  • Secure file storage
  • BreachWatch
  • Opera support

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 Keeper
  • Building a searchable personal archive of things worth keepingnot Keeper

Keeper

  • Business and enterprise password management with zero-knowledge encryptionnot Instapaper
  • Privileged access management for admin and service accountsnot Instapaper
  • Secure remote access and privileged session recordingnot Instapaper
  • Application secrets management through Secrets Managernot Instapaper
  • Government deployments requiring FedRAMP Highnot 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

Keeper

  • Free tier is severely limited to 10 passwords on a single device; essentially a trial rather than a usable free version
  • Personal plan at $1.79/month is promotional pricing; regular price is higher, making budget comparison difficult

Pricing, plan by plan

Instapaper

Free

No published plan breakdown. See the Instapaper review.

Keeper

Free
  • FreeFree
    • 10 passwords max
    • Single device only
    • No sync
  • Personal$1.79/month
    • Unlimited passwords
    • All devices
    • 2FA support
  • Family$3.83/month
    • Up to 5 users
    • Unlimited storage
    • Shared vaults

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 Keeper if

  • You need password management.
  • You want to start without paying.
  • You work on Chrome, Firefox, Edge, Safari, Brave, Opera, iOS, Android, macOS, Windows.
  • You also want zero-knowledge encryption.
Keeper review

Questions people ask

Is Instapaper or Keeper better?
Neither clearly leads. Instapaper starts at Free and Keeper at Free, and user ratings are close enough to be indistinguishable. Choose on capability and platform support.
Which is cheaper, Instapaper or Keeper?
Instapaper starts at Free and Keeper at Free.
Does Instapaper or Keeper run on more platforms?
Instapaper runs on Web, iOS, Android, Kindle, E-readers (BOOX). Keeper runs on Chrome, Firefox, Edge, Safari, Brave, Opera, iOS, Android, macOS, Windows.
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 Keeper is typically brought in for.
What can Instapaper do that Keeper cannot?
Instapaper covers Save for later, Clean reading, Highlighting, Full-text search. Keeper covers Password management, Zero-knowledge encryption, Secure file storage, BreachWatch. 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
Keeper: Is there a free version of Keeper?

Keeper offers a free version with very limited functionality: it stores only 10 passwords on a single mobile device with no cross-device sync. A 30-day free trial provides full access to all features.

Source
Instapaper: Does Instapaper offer a free trial?

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

Source
Keeper: What are Keeper's paid pricing plans?

Keeper Personal starts at $1.79/month (promotional pricing) with annual billing. Keeper Family covers up to 5 users at $3.83/month annually. Both include unlimited password storage, cross-device sync, and 2FA support.

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
Keeper: What browsers and devices does Keeper support?

Keeper has browser extensions for Chrome, Firefox, Edge, Safari, Brave, and Opera. It also offers native apps for iOS, Android, macOS, Windows, and web access.

Source
Keeper: Does Keeper support 2FA and passkeys?

Yes, Keeper stores and autofills FIDO2 passkeys and supports multiple 2FA methods including TOTP, SMS, and WebAuthn. Biometric login (fingerprint/face recognition) is also supported.

Source
Keeper: How secure is Keeper?

Keeper uses zero-knowledge architecture where data is encrypted and decrypted only on your device. Only you can access your vault, and the company cannot see your passwords or data.

Source
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