# Comodo Mobile Security vs Secure DNS & Firewall

The clearest difference is rating: Secure DNS & Firewall at 4.0 against Comodo Mobile Security's 3.1. Secure DNS & Firewall also leads on review sentiment (70% vs 28%). Comodo Mobile Security's advantage is update cadence (every 2 weeks vs every 6 weeks) and iOS requirement (11.2 vs 17.0). On price, ratings volume, ads and in-app purchases there is nothing between them.

Both are free to download. Comodo Mobile Security sells 8 in-app purchases, starting at $0.99 per 7 days and Secure DNS & Firewall sells 2 in-app purchases, starting at $1.49 per month. Whichever you choose, the download price is not the number that matters.

Secure DNS & Firewall holds the better App Store score, 4.0 against 3.1. Both are backed by a comparable volume of ratings — 51 and 22 respectively. Written reviews point the same way: 28% of Comodo Mobile Security's written reviews are positive against 70% of Secure DNS & Firewall's.

Comodo Mobile Security ships an update every 2 weeks, Secure DNS & Firewall every 6 weeks. The most recent releases landed on October 17, 2026 and October 16, 2026 respectively.

## The numbers

| Metric | Comodo Mobile Security | Secure DNS & Firewall |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [3.1 (51 ratings)](https://appshunter.io/ios/app/comodo-mobile-security/id1448853386/reviews) | **[4.0 (22 ratings)](https://appshunter.io/ios/app/secure-dns-and-firewall/id1553642022/reviews)** |
| Number of ratings | **51** | 22 |
| Positive reviews | 27.6% of reviews | **70.0% of reviews** |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | **Every 2 weeks** | Every 6 weeks |
| Monetization | Free with in-app purchases | Free with in-app purchases |
| Size | 65 MB | 42 MB |
| Requires iOS | **11.2** | 17.0 |
| Devices | iPhone, iPod | **iPhone, iPad, Mac** |
| Age rating | 4+ | 4+ |
| Developer | [COMODO Security Solutions, Inc](https://appshunter.io/developer/513308627) | [Flinteger LLC](https://appshunter.io/developer/1553642024) |

## What reviewers say

### Comodo Mobile Security

[App page](https://appshunter.io/ios/app/comodo-mobile-security/id1448853386)

Enhance your mobile security with a suite of tools including a private VPN, call blocker, secure file vault, and identity theft protection. Browse the web safely and protect your sensitive data from online threats.

**Highlights:** Secure VPN for private browsing, Call blocker for unwanted calls, File vault for sensitive data, Identity theft protection, Wi-Fi security filter, Safe browsing with malicious website blocking

**Features:** Safari Extension

**In-app purchases (8)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Weekly Pro Security Package | $0.99 | per 7 days |
| Weekly Premium VPN, Security | $1.49 | per 7 days |
| Monthly Premium VPN, Security | $1.49 | per month |
| Monthly Pro Security, Vault | $1.99 | per month |
| Monthly Premium VPN, Security | $3.99 | per month |
| Yearly Pro Security, Vault | $9.99 | per year |
| Yearly Premium VPN, Security | $12.99 | per year |
| Yearly Premium VPN, Security | $13.49 | per year |


### Secure DNS & Firewall

[App page](https://appshunter.io/ios/app/secure-dns-and-firewall/id1553642022)

Encrypts DNS queries for enhanced privacy and security. It blocks ads, trackers, and malicious sites with customizable rules, offering a safer browsing experience. View your DNS query history for insights and control.

**Highlights:** Encrypted DNS over HTTPS (DoH), Customizable domain block list, Predefined blocked categories, App and service blocking, DNS query history, Ad and tracker blocking

**Features:** Vision Pro support

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| DNSS Monthly Subscription | $1.49 | per month |
| DNSS Yearly Subscription | $12.99 | per year |


## Frequently asked questions

### Is Comodo Mobile Security free?

Comodo Mobile Security is free to download, with in-app purchases available.

### Is Secure DNS & Firewall free?

Secure DNS & Firewall is free to download, with in-app purchases available.

### Which has better reviews, Comodo Mobile Security or Secure DNS & Firewall?

Secure DNS & Firewall is rated higher. Comodo Mobile Security averages 3.1 out of 5 from 51 ratings, while Secure DNS & Firewall averages 4.0 from 22 ratings.

### Do Comodo Mobile Security or Secure DNS & Firewall have ads?

Neither Comodo Mobile Security nor Secure DNS & Firewall shows ads.

### Which is updated more often, Comodo Mobile Security or Secure DNS & Firewall?

Comodo Mobile Security ships an update every 2 weeks, and Secure DNS & Firewall every 6 weeks. Most recently, Comodo Mobile Security was updated on October 17, 2026 and Secure DNS & Firewall on October 16, 2026.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*