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Feature checklists make every tool look equivalent. This table leads with the three things that actually differ — what it costs you before it works, whether your files leave your device, and where the free version stops.
| Bitwarden Password Generatorbitwarden.com | Use A Passphraseuseapassphrase.com | Cover Your Trackscoveryourtracks.eff.org | DNS Leak Testdnsleaktest.com | |
|---|---|---|---|---|
| What it does | Generates a random password or passphrase without leaving the page | Generates a word-based passphrase and shows how long it would take to crack | Measures how uniquely identifiable your browser is to a tracker | Reveals which DNS servers are actually resolving your queries right now |
| What it costs you | No sign-upWorks the moment the page loads. No account, no email, no trial. | No sign-upWorks the moment the page loads. No account, no email, no trial. | No sign-upWorks the moment the page loads. No account, no email, no trial. | No sign-upWorks the moment the page loads. No account, no email, no trial. |
| Your files | Runs on your device | Runs on your device | Runs on their server | Runs on their server |
| Where it stops | It generates and nothing else — saving, syncing and autofill are the paid-adjacent reason the free vault exists. | You cannot choose or inspect the word list, and there is no vault — you copy the phrase and store it yourself. | It measures one browser profile at one moment against EFF's own sample, so the uniqueness figure is indicative rather than an absolute. | It tests DNS only — WebRTC, IPv6 and traffic leaks need separate checks. |
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| Category | Privacy & Security | Privacy & Security | Privacy & Security | Privacy & Security |
| Last checked | 2026-07-29 | 2026-07-29 | 2026-07-29 | 2026-07-29 |
| Open the site | Open | Open | Open | Open |
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