# DNS Firewall by KeepSolid vs Mobile Protection for iPhone

The clearest difference is ads: DNS Firewall by KeepSolid at none against Mobile Protection for iPhone's shown. DNS Firewall by KeepSolid also leads on update cadence (every 3 weeks vs every 11 months). Mobile Protection for iPhone's advantage is review sentiment (96% vs 87%) and ratings volume (93 vs 22). On price, rating, in-app purchases and monetization model there is nothing between them.

Both are free to download. DNS Firewall by KeepSolid sells 11 in-app purchases, starting at $1.99 per month and Mobile Protection for iPhone sells 2 in-app purchases, starting at $7.99 per 7 days. Whichever you choose, the download price is not the number that matters.

On the App Store both sit at effectively the same score — 4.4 for DNS Firewall by KeepSolid against 4.5 for Mobile Protection for iPhone. Both are backed by a comparable volume of ratings — 22 and 93 respectively. Written reviews are what separate them: 87% of DNS Firewall by KeepSolid's written reviews are positive against 96% of Mobile Protection for iPhone's.

DNS Firewall by KeepSolid ships an update every 3 weeks, Mobile Protection for iPhone every 11 months. The most recent releases landed on October 6, 2026 and October 11, 2026 respectively.

## The numbers

| Metric | DNS Firewall by KeepSolid | Mobile Protection for iPhone |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.4 (22 ratings)](https://appshunter.io/ios/app/dns-firewall-by-keepsolid/id1553438508/reviews) | **[4.5 (93 ratings)](https://appshunter.io/ios/app/mobile-protection-for-iphone/id1672833802/reviews)** |
| Number of ratings | 22 | **93** |
| Positive reviews | 87.3% of reviews | **96.2% of reviews** |
| In-app purchases | Yes | Yes |
| Ads | **No** | Yes |
| Update frequency | **Every 3 weeks** | Every 11 months |
| Monetization | Free with in-app purchases | Free with in-app purchases |
| Size | 60 MB | 28 MB |
| Requires iOS | 12.1 | **11.0** |
| Devices | **iPhone, iPad, iPod, Mac** | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [KeepSolid Inc.](https://appshunter.io/developer/674978021) | [丹丹 李](https://appshunter.io/developer/1666474477) |

## What reviewers say

### DNS Firewall by KeepSolid

[App page](https://appshunter.io/ios/app/dns-firewall-by-keepsolid/id1553438508)

This app acts as a network security solution by intercepting DNS resolutions for malicious websites, safeguarding your browsing experience. It blocks undesirable content, filters malicious traffic, and protects your private data and devices from malware and phishing attempts.

**Highlights:** Malware domain protection, Block undesirable content, Filter malicious traffic, Prevent phishing, Secure VPN connection, Multiplatform support

**Features:** Vision Pro support

**In-app purchases (11)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 1 month | $1.99 | per month |
| 1 Month | $1.99 | per month |
| 1 month | $1.99 | per month |
| 1 year | $9.99 | per year |
| MonoDefense 1 Month | $11.99 | per month |
| MonoDefense 1 month | $11.99 | per month |
| MonoDefense 1 Month | $14.99 | per month |
| MonoDefense 1 year | $79.99 | per year |
| Upgrade MonoDefense Lifetime | $99.99 | one-time |
| Lifetime | $199.99 | one-time |
| MonoDefense Lifetime | $399.99 | one-time |

**What reviewers like**

- 🔒 Excellent DNS Firewall capabilities
- 👍 Easy to use and understand
- 🔒 Blocks unwanted internet access effectively
- 👍 Provides control over app internet usage
- 🔒 Identifies data harvesting from apps

**What reviewers complain about**

- 🐛 Crashing issues reported frequently
- 🐛 Disconnects WiFi
- 🐛 Slow connection times
- 🐛 App doesn't work on certain devices (Arm Mac)
- 🐛 Installation/timing out issues

**Reported bugs**

- App crashes frequently
- Disconnects WiFi
- Slow to connect
- Does not work on Arm Mac
- Installation times out

**Requested features**

- Update blocking algorithm and block list
- Show other available purchases and define costs
- Allow one registration for two devices
- Enable auto-connect on boot
- Option to connect to a VPN (PPTP/OpenVPN/etc.)


### Mobile Protection for iPhone

[App page](https://appshunter.io/ios/app/mobile-protection-for-iphone/id1672833802)

This app offers comprehensive protection for your device, including ad blocking, identity theft alerts, and a smart cleaner to free up storage. It also features a secure vault for your private files and photos, protected by PIN or biometric locks.

**Highlights:** Ad blocking, Identity protection alerts, Smart photo cleaner, Secret vault with PIN/biometric lock, Spyware and phishing prevention

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Weekly premium | $7.99 | per 7 days |
| Yearly premium | $69.99 | per year |


## Frequently asked questions

### Is DNS Firewall by KeepSolid free?

DNS Firewall by KeepSolid is free to download, with in-app purchases available.

### Is Mobile Protection for iPhone free?

Mobile Protection for iPhone is free to download, with in-app purchases available.

### Which has better reviews, DNS Firewall by KeepSolid or Mobile Protection for iPhone?

Mobile Protection for iPhone is rated higher. DNS Firewall by KeepSolid averages 4.4 out of 5 from 22 ratings, while Mobile Protection for iPhone averages 4.5 from 93 ratings.

### Do DNS Firewall by KeepSolid or Mobile Protection for iPhone have ads?

Mobile Protection for iPhone shows ads; DNS Firewall by KeepSolid does not.

### Which is updated more often, DNS Firewall by KeepSolid or Mobile Protection for iPhone?

DNS Firewall by KeepSolid ships an update every 3 weeks, and Mobile Protection for iPhone every 11 months. Most recently, DNS Firewall by KeepSolid was updated on October 6, 2026 and Mobile Protection for iPhone on October 11, 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.*