DNS Firewall vs ADFastDNS
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
DNS Firewall
This app acts as a DNS-based security solution, protecting your device from malicious web content by analyzing and blocking harmful domains in real-time. It secures your DNS traffic across any network, whether you're on corporate Wi-Fi or public hotspots.
- Real-time DNS query analysis
- Blocks malicious domains
- Secures DNS traffic globally
- Supports corporate and public Wi-Fi
- MDM bulk deployment for supervised devices
- One-time authentication code for BYOD
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Please note, an active Enterprise DNS Firewall account subscription is required - https://dnsfirewall.oryxlabs.com/ DNS Firewall roaming client is a DNS based security solution that protects your iOS device from malicious, unauthorized, or inappropriate web content by analyzing DNS queries and blocking malicious domains in real-time. The roaming client is a standalone application and secures your DNS traffic whether you are connected to your corporate network, public Wi-Fi or any other network globally. For company-owned devices in supervised mode, administrators can perform bulk deployment using any MDM solution. Alternatively for BYOD devices, administrators can share a one-time authentication code for devices to start using DNS Firewall.
ADFastDNS
Enhance your online privacy and security with a fast, lightweight DNS proxy and system-wide ad blocker. It offers advanced protection against tracking, malware, and censorship with on-device processing for maximum privacy.
- Ultra-fast secure DNS proxy
- System-wide ad blocking
- Advanced anti-DPI protection
- Host Intrusion Detection (HID)
- Anti-malware and anti-spyware
- IP and Geo IP firewall
- DNS over HTTPS (DoH) & QUIC
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ADFastDNS – DNS Proxy, Ad Blocker & Advanced Threat Detection The only iOS app combining blazing-fast DNS acceleration, system-wide ad blocking, and professional-grade network threat detection processed 100% on your device. No accounts. No logs. No compromise. Security shouldn't be complex. Choose your protection level in one tap right from your Home screen: - Minimum: DNS filtering with curated blocklists. - Medium: Adds Anti-DPI to defeat deep packet inspection. - Max: Adds full on-device intrusion detection (HIDS) with JA4 fingerprinting. - Prefer full control? Custom settings remain fully accessible for advanced users. Host Intrusion Detection System (HIDS) ADFastDNS analyzes network traffic in real time without decrypting private content: - Beacon Guard: Identifies malware and spyware by detecting persistent connection patterns that evade standard consumer tools. - TLS & Hello Packet Anomaly Detection: Uses professional-grade JA4 fingerprinting to score encrypted connections and block malicious payloads before data transmits. - IP & Geo Firewall: Blacklist specific IPs or set blocking rules per country. - Advanced Exploitation Defense: Native protection against DNS Tunneling, DNS Rebinding, SNI Spoofing, and DNS Data Exfiltration. Advanced Anti-DPI Engine - Packet Fragmentation: Intelligently splits TLS and QUIC Crypto ClientHello packets. - Adaptive Connection Tuning: Automatically learns whether packet splitting helps or hurts reliability per connection (for TCP/TLS and QUIC connections), adapting locally without external servers. - Traffic Shaping: Mimics natural timing patterns to make proxy traffic statistically harder to detect and throttle. Core Features - Next-Gen Protocols: Supports DNS over HTTPS (DoH) & DNS over QUIC (DoQ / HTTP/3). - Custom DNSoH Endpoints: Compatible with Cloudflare, Google, AdGuard, NextDNS, or any custom URL. - System-Wide Blocking: Stop ads and trackers using your favorite filter lists. You can temporarily disable the ADBlocking using the toggle in the widget (no need to open the app) - Performance Optimization: On-device DNS cache for instant responses, per-domain proxy routing, and automatic Wi-Fi whitelisting. - Network Tools: Local DNS resolver (hosts file), QUIC Connection Migration (RFC 9000), and real-time threat statistics. - Privacy & Ecosystem: Configure 2 DNSoH endpoints working together for maximum privacy. Zero data collection, and the ability to extend filtering to other network devices via SOCKS5 proxy. Why ADFastDNS? Unlike heavy VPNs that drain your battery, ADFastDNS operates seamlessly at the transport layer making it faster, lighter, and virtually invisible. It brings enterprise-grade network security straight into the iOS sandbox. Try free for 7 days, unlock forever with a one-time purchase. Take back control of your network today.
Screenshots
Verdict
The clearest difference is review sentiment: ADFastDNS at 100% against DNS Firewall's 0%. ADFastDNS also leads on rating (4.3 vs 3.0) and update cadence (weekly vs every 12 months). DNS Firewall's advantage is in-app purchases (none vs 2) and iOS requirement (14.0 vs 17.6). On price, ads and device support 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
Both are free to download. ADFastDNS sells 2 one-off in-app purchases. DNS Firewall asks for nothing beyond the download.
ADFastDNS holds the better App Store score, 4.3 against 3.0. Both are backed by a comparable volume of ratings — 2 and 6 respectively. Written reviews point the same way: 0% of DNS Firewall's written reviews are positive against 100% of ADFastDNS's.
DNS Firewall ships an update every 12 months, ADFastDNS weekly. The most recent releases landed on October 1, 2026 and October 12, 2026 respectively.
| Parameter | DNS Firewall | ADFastDNS |
|---|---|---|
| Price | Free | Free |
| Rating | 3.0 (2 ratings) | 4.3 (6 ratings) — better |
| Positive reviews | 0.0% of reviews | 100.0% of reviews — better |
| Number of ratings | 2 | 6 — better |
| Update frequency | Every 12 months | Weekly — better |
| Ads | No | No |
| In-app purchases | No — better | Yes |
| Monetization | Free — better | Free with in-app purchases |
| Devices | iPhone, iPad, iPod — better | iPhone, iPad |
| Requires iOS | 14.0 — better | 17.6 |
| Further details — not scored | ||
| Size | 9 MB | 30 MB |
| Age rating | 4+ | 4+ |
| Developer | ORYXLABS TECHNOLOGIES - SOLE PROPRIETORSHIP LLC | Raffaele De Lorenzo |
Customer experience
DNS Firewall
ADFastDNS
In-app purchases
DNS Firewall
No in-app purchases
ADFastDNS
- 14 Days Free TrialFree
- ADFastDNS Full Unlock$1.99








