#5in CybersecurityKiren by F-Secure
What is Kiren by F-Secure?
Kiren is a digital safety app from F-Secure that helps users tell real from fake online and monitors personal information. It is the next version of F-Secure Mobile Security, and the listing says an existing subscription carries over automatically. Several features, such as browsing protection and personal data monitoring, are listed under Kiren Plus.
Pricing. Kiren by F-Secure is free to download, with in-app purchases on the App Store.
Good for
- Checking a link or shopping site before buying from an unfamiliar store
- Pasting in a suspicious text message to see if it shows scam signs
- Finding out whether an email address appeared in a known data breach
Screenshots
Why this app is in S tier
Kiren by F-Secure scores 95 out of 100: rating 93, rating count 91, App Store search rank 98, update recency 100. The four parts are averaged with no weights, and S tier follows from that score within this list. The full explanation, as data.
Description
Online scams have never been more convincing. A store that looks real but never ships the order. A text that looks like it comes from your bank. A video of someone who never said those words. These are not aimed only at the careless. They are built to catch anyone, on an ordinary day, in the middle of an ordinary purchase or message. Kiren is a digital safety app from F-Secure, made for exactly these moments. It helps you tell what is real from what is fake, and it keeps watch over your personal information. F-SECURE MOBILE SECURITY IS NOW KIREN Kiren is the next version of F-Secure Mobile Security, built by the same team and completely redesigned. Your existing subscription carries over automatically. Sign in with the same email address you used before and your protection is active. There is nothing to buy again and no change in price. CHECK BEFORE YOU ACT • Link Checker: Confirm whether a link is safe before you open it. Shopping sites get a trust rating, useful before buying from an unfamiliar store. • Message Checker: Paste in a suspicious text and find out in seconds whether it shows signs of a scam. • Breach Check: See whether an email address has appeared in a known data
Compare in Cybersecurity
| Measure | Kiren by F-Secure |  Bitdefender Mobile Security |  AVG Mobile Security |
|---|---|---|---|
| Tier | S | S | S |
| Score | 95 / 100 | 96 / 100 | 95 / 100 |
| Rating | 4.6 ★ | 4.7 ★ | 4.7 ★ |
| Ratings | 107K | 38.2K | 78.3K |
| Latest ratings · 180d | 3.4 ★ · 20 reviews | 3.1 ★ · 20 reviews | 3.8 ★ · 20 reviews |
| Last update | 7d ago | 36d ago | 15d ago |
| Price | Free + IAP | Free + IAP | Free + IAP |
Alternatives
See all 34 ›
Questions about Kiren by F-Secure
Do I need to buy Kiren again if I already had F-Secure Mobile Security?
The listing says your existing subscription carries over automatically. Sign in with the same email address you used before and protection is active. It states there is nothing to buy again and no change in price.
Which features need Kiren Plus?
The listing places Browsing Protection, Message Protection, personal data monitoring, Scam Scanner and Breach Report under Kiren Plus. Link Checker, Message Checker, Breach Check and device finding are listed without that label. The Kiren…
Are my messages and browsing data kept private?
You sign in with your email address and a one-time code, with no password. Browsing events and checked messages are stored locally on your device. Message Protection does not analyze conversations with your contacts.
Is Kiren by F-Secure free?
Kiren by F-Secure is free to download, with in-app purchases.
What is Kiren by F-Secure good for?
Kiren by F-Secure is built for checking a link or shopping site before buying from an unfamiliar store, pasting in a suspicious text message to see if it shows scam signs, finding out whether an email address appeared in a known data breach. It sits in the cybersecurity list on AppTierList.
Is Kiren by F-Secure worth it?
Kiren by F-Secure is S tier, ranked #5 of 35 cybersecurity apps with a score of 95 out of 100, from a 4.6 App Store rating across 107,062 ratings. It is in the list's top tiers; 4 apps rank above it.
How does Kiren by F-Secure compare to Bitdefender Mobile Security?
Kiren by F-Secure is S tier at 95; Bitdefender Mobile Security is S tier at 96. Bitdefender Mobile Security ranks higher. Kiren by F-Secure is free to download, with in-app purchases, Bitdefender Mobile Security is free to download, with in-app purchases.
How often is Kiren by F-Secure updated?
Kiren by F-Secure was updated 7 days ago, which counts in its favour.
All the facts
- List
- Cybersecurity
- Tier
- S (Best in class)
- Score
- 95 / 100
- Rank in list
- #5 of 35
- Ranking certainty
- settled
- Price
- Free + IAP
- App Store rating
- 4.6 out of 5
- Number of ratings
- 107,062
- Recent reviews
- 3.4 from 20 in the last 180 days
- Current version
- (7 days ago)
- App Store data read
- App Store category
- Utilities
- Good for
- Checking a link or shopping site before buying from an unfamiliar store, Pasting in a suspicious text message to see if it shows scam signs, Finding out whether an email address appeared in a known data breach
- Requires
- iOS 18.0 or later
- Size
- 134 MB
- Age rating
- 4+
- Languages
- 1
- Developer pages
- Website · Support · Privacy policy
- Maker
- unclaimed
- As data
- JSON · why it ranks here
Ranking refreshed · how it is computed