Cybersecurity · head to head
Bitwarden vs FireMonkey

FireMonkey
Browser Extensions
User scripts and user styles in one Firefox extension
- From
- Free
- Rated
- -
The short version
- Each has a real cost: Bitwarden the integrated TOTP authenticator, encrypted file attachments, vault health reports and Emergency Access are all withheld from the free plan and need Premium at $1.65 per month; FireMonkey firefox only, and requires a recent one: version 93 on desktop, 113 on Android.
- They diverge on capability: Bitwarden covers Unlimited password storage, FireMonkey covers Scripts and styles together.
- Prices and features above were last checked on 15 September 2026.
Where they differ
Only the attributes on which Bitwarden and FireMonkey actually diverge.
| Attribute | Bitwarden | FireMonkey |
|---|---|---|
| Pricing model | freemium | open-source |
| Platforms | Windows, Macos, Linux, Ios, Android, Web, Cli | Firefox |
| Category | Cybersecurity | Browser Extensions |
| Founded | 2016 | Unknown |
Identical on both: starting price (Free), free tier (Yes), user rating (Not yet rated).
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 Bitwarden
- Unlimited password storage
- Cross-platform sync
- Secure password sharing
- Password generator
- Two-factor authentication
- Encrypted file attachments
- Vault health reports
- Emergency access
Only in FireMonkey
- Scripts and styles together
- Monaco editor with ESLint
- Unlimited client-side storage
- Global injection
- Notifications and clipboard
- Firefox for Android
What people use each for
The jobs each tool is most often brought in to do.
Bitwarden
- Personal password managementnot FireMonkey
- Team credential sharingnot FireMonkey
- Enterprise securitynot FireMonkey
- Compliance requirementsnot FireMonkey
- Developer secrets managementnot FireMonkey
FireMonkey
- Running user scripts and user styles without two separate extensionsnot Bitwarden
- Restyling sites with CSS alongside scripted behaviour changesnot Bitwarden
- Editing scripts in a full editor inside the browsernot Bitwarden
- Injecting CSS globally across every sitenot Bitwarden
- Managing a mixed library of scripts and styles from one dashboardnot Bitwarden
Where each one falls short
Documented limitations, not opinions. Every one is a constraint you would hit in normal use.
Bitwarden
- The integrated TOTP authenticator, encrypted file attachments, vault health reports and Emergency Access are all withheld from the free plan and need Premium at $1.65 per month
- Free accounts can share vault items with one other Bitwarden user and no more
- File storage is capped at 5 GB on Premium and 5 GB personal plus 5 GB family on the Families plan
- Two-step login accepts up to 10 hardware security keys per account
- The Families plan is capped at 6 people, so a seventh member means moving to a Teams subscription at $4 per user per month
FireMonkey
- Firefox only, and requires a recent one: version 93 on desktop, 113 on Android.
- Not a drop-in replacement for Greasemonkey, Tampermonkey or Stylus. The project says so itself, so an existing library may need adjusting.
- A much smaller user base than Tampermonkey or Violentmonkey, which means fewer people have hit the bug you are about to hit.
- No Chrome, Edge or Safari build, so it cannot be the answer for anyone working across browsers.
- Combining scripts and styles in one extension also combines the blast radius: one extension with permission to inject both into every page.
Pricing, plan by plan
Bitwarden
Free- FreeFree
- Basic password management
- Zero-knowledge encryption
- Advanced two-step login
- Premium$1.65/month
- Integrated authenticator
- File attachments
- Emergency access
- Premium$19.8/year
- Families$3.99/month
- Up to 6 premium accounts
- Unlimited sharing and collections
- Organization storage included
FireMonkey
Free- Open sourceFree
- MPL-2.0 licensed
- Unlimited scripts and styles
- No account required
Which should you pick?
Choose Bitwarden if
- You need unlimited password storage.
- You want to start without paying.
- You work on Windows, Macos, Linux, Ios, Android, Web, Cli.
- You also want cross-platform sync.
Choose FireMonkey if
- You need scripts and styles together.
- You want to start without paying.
- You work on Firefox.
- You also want monaco editor with eslint.
Questions people ask
- Is Bitwarden or FireMonkey better?
- Neither clearly leads. Bitwarden starts at Free and FireMonkey at Free, and user ratings are close enough to be indistinguishable. Choose on capability and platform support.
- Which is cheaper, Bitwarden or FireMonkey?
- Bitwarden starts at Free and FireMonkey at Free.
- Does Bitwarden or FireMonkey run on more platforms?
- Bitwarden runs on Windows, Macos, Linux, Ios, Android, Web, Cli. FireMonkey runs on Firefox.
- Can I use Bitwarden for free?
- Both have a free tier, so you can try either at no cost before committing.
- What is Bitwarden best used for?
- Bitwarden is most often used for personal password management, team credential sharing, enterprise security, compliance requirements. Of those, personal password management and team credential sharing are not what FireMonkey is typically brought in for.
- What can Bitwarden do that FireMonkey cannot?
- Bitwarden covers Unlimited password storage, Cross-platform sync, Secure password sharing, Password generator. FireMonkey covers Scripts and styles together, Monaco editor with ESLint, Unlimited client-side storage, Global injection.
Answered from the vendors’ own pages
Bitwarden: Does Bitwarden have a free plan?
Yes, Bitwarden offers a free tier with basic password management, zero-knowledge encryption, advanced two-step login, and unlimited devices across browser, mobile, and desktop apps.
SourceFireMonkey: What makes FireMonkey different from Violentmonkey?
It manages user styles as well as user scripts. The usual arrangement is a script manager plus a separate style manager such as Stylus; FireMonkey replaces both with one extension.
SourceBitwarden: How much does Bitwarden Premium cost?
Bitwarden Premium costs $1.65 per month billed annually at $19.80 per year, including integrated authenticator, file attachments, emergency access, and security reports.
SourceFireMonkey: Which browsers does FireMonkey support?
Firefox only. Desktop requires Firefox 93 or later and Android requires 113, with an API minimum of 102.
SourceBitwarden: What is the difference between Bitwarden Teams and Enterprise?
Teams plan at $4 per user per month (annual billing) includes centralized ownership and secure credential sharing. Enterprise at $6 per user per month adds granular access control, passwordless SSO, account recovery, self-hosting, and complimentary Families plans for all users.
SourceFireMonkey: Is FireMonkey open source?
Yes, under the MPL-2.0 licence.
SourceFireMonkey: Will my existing Tampermonkey scripts work?
Not necessarily. The project states that while it shares functionality with Greasemonkey, Tampermonkey and Stylus, there are differences, so scripts and styles written for those may need adjusting.
SourceFireMonkey: What editor does FireMonkey use?
Current versions use the Monaco editor with ESLint, the same editor component that powers VS Code.
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