Life & fun · alternatives · 2026

24 alternatives to Password validity hinting

Password Validity Hinting is a utility that provides real-time feedback on password strength and requirements as users create them. Designed for anyone setting up accounts or changing passwords, it helps users… Below are 24 products that do a similar job, ranked by how close each is in meaning and then by launch-day votes. Password validity hinting launched in 2012; newer entries below may have overtaken it.

1
How Secure Is My Password?▲65
A tool for assessing your password strength
2018 · howsecureismypassword.io · its alternatives →
2
Evilpass – A slightly evil password strength checker▲367
2017 · github.com · its alternatives →
3
Password Checkup by Google▲178
A Chrome Extension to help resecure hacked accounts
2019 · chromewebstore.google.com · its alternatives →
4
Entropy Based Password Validation▲31
Validate the Strength of a Password in Go. Contribute to wagslane/go-password-validator development by creating an account on GitHub.
2020 · github.com · its alternatives →
5
Check My Password▲74
Allowing you to check your password on any website
2018 · chromewebstore.google.com · its alternatives →
6
Startup Validator▲252
Find out if your startup's name is available on the web!
2015 · its alternatives →
7
Passage by 1Password▲236
Frictionless security: auth & user management with passkeys
2023 · 1password.com · its alternatives →
8
Getpass▲173
A simple and clean password generator 🔐
2018 · getpass.xyz · its alternatives →
9PP
Puree – Password-based Uniform-Random-Equivalent Encryption▲190
2020 · puree.cc · its alternatives →
10
Checker▲124
Detect fake signups in under 200ms with an easy-to-use API
2025 · its alternatives →
11
Passage▲286
Biometric authentication at your fingertips.
2022 · its alternatives →
12PA
Public API endpoint to check for 6.5B known passwords▲24
2017 · dazzlepod.com · its alternatives →
13
Using a color pattern to let a user 'recognise' their password▲95
This is just a concept I made that allows a user to discern whether they have typed a password correctly before submitting. The user never sees their password, but should be able to recognise it's pattern. Thoughts?
2012 · github.com · its alternatives →
14
Passpwn – check passwords in pass against haveibeenpwned▲44
See if your passwords in pass has been breached. Contribute to antonlindstrom/passpwn development by creating an account on GitHub.
2018 · github.com · its alternatives →
15
One tool for all password validation techniques▲8
Validates password according to flexible and intuitive specification - tarunbatra/password-validator
2017 · github.com · its alternatives →
16
PassProtect▲75
Stop using bad passwords.
2018 · its alternatives →
17
NoPass.me▲129
Open-source identity verification
2021 · nopass.me · its alternatives →
18
isyourpasswordsafe.com▲6
Simplifying your password safety check
2023 · isyourpasswordsafe.com · its alternatives →
19
PlusPassword▲109
Share passwords without revealing them
2023 · its alternatives →
20
Passnip▲118
Stop forgetting that f**king password.
2020 · passnip.com · its alternatives →
21
8Password for iOS▲96
Secure password manager
2020 · its alternatives →
22
Secret Scribble▲103
Secure your passwords with an, open-source password manager
2024 · secretscribble.42web.io · its alternatives →
23
Fast Password▲80
The browser extension to auto-fill passwords instantly
2024 · chromewebstore.google.com · its alternatives →
24
onPASSWORD One▲65
An offline, open-source and memorable password generator
2022 · its alternatives →

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Ranked by how close each launch is in meaning, then by votes. Prices were read from each product’s own site when checked and can change. Refine with your own description →