Comparison

F vs C

Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.

Head to head
About

F

This app works with a dedicated security router to protect all connected devices in your home network from online threats. It offers real-time monitoring and security for everything from computers to smart home devices.

Highlights
  • Secures entire home network
  • Protects all connected devices
  • Real-time threat monitoring
  • IoT security technology
  • Mobile network management
  • Cloud-based protection
Features
Read full description

Requires an F-Secure SENSE router device. Order yours at https://sense.f-secure.com/. F-Secure SENSE Router is the combination of a security router, an advanced security app and industry-leading cloud protection. SENSE easily secures every connected thing in your home using one device, now and in the future. Three-layer protection • SECURITY ROUTER: The SENSE router secures your entire home network, protecting every connected thing from online threats. • SECURE APP: The SENSE app both manages your home network and protects your devices, even on the go. • CLOUD PROTECTION: Our industry-leading security cloud monitors your network for threats in real time. Secures your connected things Every new device in our home network is a potential back door into our digital lives, since most new connected things aren’t designed to be secure. SENSE protects everything connected in your home, from desktop computers and phones to smart TVs and baby monitors. Its IoT security technology senses traffic from connected devices to provide extra protection against IoT threats. WE LOVE TO HEAR FROM OUR USERS Twitter: @fsecure_sense. For frequently asked questions, please visit our community pages: http://www.f-secure.com/support/

About

C

This app offers comprehensive mobile device protection against online threats and malicious websites. It also optimizes device performance, secures data, and includes features like finding a lost device and backing up contacts.

Highlights
  • Protection against harmful web addresses
  • Memory and storage management
  • Internet security
  • Find lost device
  • Contacts backup
  • User-friendly interface
Features
Read full description

Stay Secure in the Digital World with C-Prot Mobile Security! Built with C-Prot's award-winning protection technology, C-Prot Mobile Security is designed to work flawlessly on your iPhone and iPad devices. Staying safe in the digital world is now more important than ever. CProt Mobile Security provides a comprehensive solution that protects your mobile devices from threats, optimizes performance and secures your data. Highlights: • Protection Against Harmful Web Addresses: Blocks access to dangerous and malicious websites, allowing you to browse the internet safely. • Memory and Storage Management: Optimize your storage space, improve device performance and enjoy a more efficient usage experience. • Internet Security: Provides complete protection against online threats, allowing you to browse the internet in peace. • Find Lost Device: Easily locate your lost or stolen device. • Contacts Backup: Safely backs up your contacts, eliminating the risk of losing them. Why C-Prot Mobile Security? • User Friendly Interface: Easy and intuitive design for users of all levels. • High Performance: Provides effective protection with minimal use of device resources. • Award-winning Protection Technology: Equipped with the latest security technologies against malware, phishing attacks and other threats. What's in store for you? CProt Mobile Security is designed to protect your device while improving its performance and giving you a seamless mobile experience. No matter what threat you face, C-Prot is always there for you.

Screenshots

F1 screens
C4 screens

Verdict

The call

The clearest difference is rating: C at 4.3 against F's 3.7. C also leads on update cadence (every 5 days vs every 5 weeks) and review sentiment (75% vs 50%). F's advantage is iOS requirement (12.0 vs 15.4). On price, ratings volume, ads and in-app purchases there is nothing between them.

Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS

CostPrice · In-app purchases · Ads · Monetization

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

ReceptionRating · Positive reviews · Number of ratings

C holds the better App Store score, 4.3 against 3.7. Both are backed by a comparable volume of ratings — 9 and 6 respectively. Written reviews point the same way: 50% of F's written reviews are positive against 75% of C's.

UpkeepUpdate frequency

F ships an update every 5 weeks, C every 5 days. The most recent releases landed on August 13, 2026 and October 21, 2026 respectively.

Scorecard4 real differences · 6 level
F versus C: the parameters behind the verdict, then further details
ParameterFC
PriceFreeFree
Rating3.7 (9 ratings)4.3 (6 ratings) — better
Positive reviews50.0% of reviews75.0% of reviews — better
Number of ratings9 — better6
Update frequencyEvery 5 weeksEvery 5 days — better
AdsNoNo
In-app purchasesNoNo
MonetizationFreeFree
DevicesiPhone, iPad, iPodiPhone, iPad, iPod
Requires iOS12.0 — better15.4
Further details — not scored
Size43 MB13 MB
Age rating4+4+
DeveloperF-Secure CorporationC-PROT SIBER GUVENLIK TEKNOLOJILERI SANAYI VE TICARET ANONIM SIRKETI

Customer experience

F

All ratings9 ratings
Positive66.7%
Neutral0.0%
Negative33.3%
Written reviews4 reviews
Positive50.0%
Neutral0.0%
Negative50.0%

C

All ratings6 ratings
Positive83.3%
Neutral0.0%
Negative16.7%
Written reviews8 reviews
Positive75.0%
Neutral0.0%
Negative25.0%

In-app purchases

None

F

No in-app purchases

None

C

No in-app purchases

Questions

Is F free?
F is free to download, with no in-app purchases.
Is C free?
C is free to download, with no in-app purchases.
Which has better reviews, F or C?
C is rated higher. F averages 3.7 out of 5 from 9 ratings, while C averages 4.3 from 6 ratings.
Do F or C have ads?
Neither F nor C shows ads.
Which is updated more often, F or C?
F ships an update every 5 weeks, and C every 5 days. Most recently, F was updated on August 13, 2026 and C on October 21, 2026.

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