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Browser Extensions · head to head

Keeper vs Web Developer

Keeper logo

Keeper

Browser Extensions

Protect your passwords and private information

From
Free
Rated
-
Full reviewWebsite
Web Developer logo

Web Developer

Browser Extensions

Web developer toolbar for browsers

From
Free
Rated
-
Full reviewWebsite

The short version

  • Each has a real cost: Keeper free tier is severely limited to 10 passwords on a single device; essentially a trial rather than a usable free version; Web Developer the Web Developer browser extension is licensed GPL-3.0 per its GitHub repository (github.com/chrispederick/web-developer), which states 'All files are distributed for free under the terms of the GNU General Public License,' confirming it has no vendor pricing model to compare.
  • They diverge on capability: Keeper covers Password management, Web Developer covers CSS inspection.
  • Prices and features above were last checked on 30 August 2026.

Where they differ

Only the attributes on which Keeper and Web Developer actually diverge.

Attributes where Keeper and Web Developer differ
AttributeKeeperWeb Developer
Pricing modelUnknownfree
PlatformsChrome, Firefox, Edge, Safari, Brave, Opera, iOS, Android, macOS, WindowsChrome, Firefox, Edge, Opera
Founded20112003

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 Keeper

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

Only in Web Developer

  • CSS inspection
  • Form debugging
  • Image analysis
  • Element outlining

Both cover

  • Chrome support
  • Firefox support
  • Edge support
  • Opera support

What people use each for

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

Keeper

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

Web Developer

No use cases recorded yet. See the Web Developer review.

Where each one falls short

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

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

Web Developer

  • The Web Developer browser extension is licensed GPL-3.0 per its GitHub repository (github.com/chrispederick/web-developer), which states 'All files are distributed for free under the terms of the GNU General Public License,' confirming it has no vendor pricing model to compare.

Pricing, plan by plan

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

Web Developer

Free
  • FreeFree
    • CSS tools
    • Form tools
    • Image tools

Which should you pick?

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

Choose Web Developer if

  • You need css inspection.
  • You want to start without paying.
  • You work on Chrome, Firefox, Edge, Opera.
  • You also want form debugging.
Web Developer review

Questions people ask

Is Keeper or Web Developer better?
Neither clearly leads. Keeper starts at Free and Web Developer at Free, and user ratings are close enough to be indistinguishable. Choose on capability and platform support.
Which is cheaper, Keeper or Web Developer?
Keeper starts at Free and Web Developer at Free.
Does Keeper or Web Developer run on more platforms?
Keeper runs on Chrome, Firefox, Edge, Safari, Brave, Opera, iOS, Android, macOS, Windows. Web Developer runs on Chrome, Firefox, Edge, Opera.
Can I use Keeper for free?
Both have a free tier, so you can try either at no cost before committing.
What is Keeper best used for?
Keeper is most often used for business and enterprise password management with zero-knowledge encryption, privileged access management for admin and service accounts, secure remote access and privileged session recording, application secrets management through secrets manager. Of those, business and enterprise password management with zero-knowledge encryption and privileged access management for admin and service accounts are not what Web Developer is typically brought in for.
What can Keeper do that Web Developer cannot?
Keeper covers Password management, Zero-knowledge encryption, Secure file storage, BreachWatch. Web Developer covers CSS inspection, Form debugging, Image analysis, Element outlining. Both handle Chrome support, Firefox support, Edge support, Opera support.

Answered from the vendors’ own pages

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
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
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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