For the real.Fraud runs on AI now
Know what to trust
online.Don't guess.
Know if it's real.
Get the app
You're moving from F‑Secure Mobile Security to Kiren. Same team. New product.
See what's newBrowsing & Shopping
Shop and bank like you used to.
Before you hand over a card or password, Kiren checks the site is real. Fake shops and copycat banking pages are blocked automatically.
Download the appScam Scanner
Something feels off? Let’s check.
Send Kiren a screenshot, listing, ad or photo. It checks for signs of a scam and whether the image may be AI-made or altered.
Download the appPersonal Data Watch
Know where your details show up.
Kiren keeps watch over the personal information you choose to monitor and lets you know if something appears in a breach, with clear steps on what to do next.
Download the appMessaging Protection
Unknown sender? Kiren takes a look.
Messages from unknown senders are checked as they arrive. Conversations with people you know stay private.
Download the app100 million downloads
We've been doing this for a long time, for a lot of people. The threats have changed along the way. Kiren is built for scams, deepfakes and fraud that can now look and sound completely real.
Free and Plus plans
Free
Protection when you need it. Run a check whenever something gives you pause.
- Device HealthCheck your device security.
- Link & Shopping CheckerCheck links and online shops.
- Message ScanCheck a message for scams.
- Scam Image & Deepfake ScannerCheck images for scams and deepfakes.
- Breach & Security NewsCheck breaches and follow security news.
Plus
Protection that keeps watch. Everything in Free, plus deeper checks, ongoing monitoring and automatic protection.
- Message ProtectionProtect SMS and WhatsApp automatically.
- Anti-virus — AndroidScan your device for threats.
- ID MonitoringMonitor personal information for breaches.
- Browsing ProtectionBlock harmful sites as you browse.