Get the SecURL apps for Android

Free, no account required. Download the APK and install it directly — these are the same builds we publish, hosted on our own domain so you always know where the file came from.

S
SecURL

Scan any website and get a clear A–F security grade, the findings that actually matter, and alerts when its posture changes.

Download APK v1.0.6 · 83.6 MB
SHA-256: 74546daa07ccb4db7d5028cbac99f032519ae7a37263da397cc7b10209c9acb6
H
Header Watch

Track the HTTP security headers on the sites you care about and get notified the moment they change or weaken.

Download APK v1.0.5 · 83.6 MB
SHA-256: 691ec64aa3aac8ecbcfa24f4babd639735e81d6fb76eb90ec523b1839e1c99fb
C
Cert Watch

Monitor TLS certificates and get a warning well before they expire — so a website you rely on never goes dark unexpectedly.

Download APK v1.0.7 · 83.7 MB
SHA-256: 5e8df8cd860efedab7a53e62b8b1dc40eecab8488e45f10a81741998b2c1aaae

How to install

  1. Tap Download APK above. Your browser may warn that this type of file can harm your device — that's Android's standard sideload warning. Keep the file.
  2. Open the downloaded file. Android will ask to allow installs from your browser — tap Settings, enable Allow from this source, then go back.
  3. Tap Install, then Open. That's it.

Want to verify the file first? Each download lists a SHA-256 hash. On a Mac or Linux box run shasum -a 256 securl-1.0.6.apk and check it matches before installing. We publish these so you never have to trust the file blindly.

On iPhone or iPad? Get them on the App Store — SecURL · Header Watch · Cert Watch