# SecureDNS Agent vs Lunar Defense Mobile Security

The clearest difference is in-app purchases: SecureDNS Agent at none against Lunar Defense Mobile Security's 2. SecureDNS Agent also leads on iOS requirement (15.0 vs 26.0). Lunar Defense Mobile Security's advantage is update cadence (every 2 weeks vs every 6 weeks). On price, ads and device support there is nothing between them.

Both are free to download. Lunar Defense Mobile Security sells 2 in-app purchases, starting at $4.99 per month. SecureDNS Agent asks for nothing beyond the download.

SecureDNS Agent ships an update every 6 weeks, Lunar Defense Mobile Security every 2 weeks. The most recent releases landed on October 18, 2026 and October 5, 2026 respectively.

## The numbers

| Metric | SecureDNS Agent | Lunar Defense Mobile Security |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (4 ratings)](https://appshunter.io/ios/app/lunar-defense-mobile-security/id6775614713/reviews)** |
| Number of ratings | — | **4** |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 6 weeks | **Every 2 weeks** |
| Monetization | — | Free with in-app purchases |
| Size | 24 MB | 6 MB |
| Requires iOS | **15.0** | 26.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Secutec](https://appshunter.io/developer/1834112618) | [Peripheral Pursuit Labs](https://appshunter.io/developer/1847909575) |

## What reviewers say

### SecureDNS Agent

[App page](https://appshunter.io/ios/app/securedns-agent/id6761373333)

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases:** none


### Lunar Defense Mobile Security

[App page](https://appshunter.io/ios/app/lunar-defense-mobile-security/id6775614713)

This app helps you understand your device's security and privacy by performing on-device analysis. It checks device integrity, network environment, and suspicious links, providing clear explanations for each finding. Your data remains on your phone.

**Highlights:** Device integrity checks, Network security analysis, Suspicious link checker, Clear security reports, Privacy-first design, On-device analysis

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Pro Monthly | $4.99 | per month |
| Pro Yearly | $49.99 | per year |


## Frequently asked questions

### Is SecureDNS Agent free?

SecureDNS Agent is free to download, with no in-app purchases.

### Is Lunar Defense Mobile Security free?

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

### Do SecureDNS Agent or Lunar Defense Mobile Security have ads?

Neither SecureDNS Agent nor Lunar Defense Mobile Security shows ads.

### Which is updated more often, SecureDNS Agent or Lunar Defense Mobile Security?

SecureDNS Agent ships an update every 6 weeks, and Lunar Defense Mobile Security every 2 weeks. Most recently, SecureDNS Agent was updated on October 18, 2026 and Lunar Defense Mobile Security on October 5, 2026.

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