GrepEx vs Subnet Lab Pro
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
GrepEx
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GrepEx is the ultimate regex and dorking toolkit for developers, security researchers, and power users. Generate production-ready regular expressions in 22 programming languages and build precise search queries—all from your pocket. REGEX GENERATOR Stop wrestling with regex syntax. Select what you need to match, and GrepEx generates the pattern with language-specific code you can copy directly into your project. • 22 Languages: JavaScript, Python, Go, Rust, Java, C#, PHP, Ruby, Swift, Kotlin, TypeScript, Perl, Bash, PowerShell, and more • 80+ Templates: Email, URL, IP address, phone numbers, dates, credit cards, passwords, file paths, log parsing, and dozens more • Live Testing: Paste sample text and see matches highlighted instantly • Pattern Explanation: Understand what each regex component does in plain English • Safe Testing: Built-in protection against catastrophic backtracking (ReDoS) SEARCH DORKING ENGINE Craft advanced search queries to find exactly what you're looking for. Perfect for research, competitive analysis, and discovering hard-to-find resources. • Visual Query Builder: Combine operators like site:, filetype:, inurl:, intitle:, and intext: without memorizing syntax • 3,600+ GHDB Templates: Access the GHDB with categorized, searchable dork patterns • Smart Exclusions: Filter out noise with preset exclusion lists for cleaner results • One-Tap Search: Open your crafted query directly in your browser BUILT FOR PRODUCTIVITY • History & Favorites: Never lose a pattern you've created • Export & Import: Back up your patterns and transfer between devices • Dark Mode: Easy on the eyes during late-night coding sessions • VoiceOver Support: Full accessibility for all users PRIVACY FIRST Your data never leaves your device. No accounts, no cloud sync, no analytics, no tracking. GrepEx works entirely offline for core features. GREPEX PRO Unlock unlimited potential: • Save unlimited patterns and dorks • Access all 22 programming languages • Full GHDB search and save • Extended history (100 items) • Export/Import functionality Whether you're validating user input, parsing log files, scraping data, or conducting security research, GrepEx puts professional-grade tools in your hands. Download GrepEx and master regex today.
Subnet Lab Pro
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Subnet Lab Pro is the modern, professional toolkit designed for Network Engineers, Sysadmins, and IT Students. Whether you are configuring a corporate network, studying for your CCNA, or troubleshooting connectivity, Subnet Lab Pro provides the instant answers you need. CORE FEATURES: • Real-Time Calculator: Instantly calculate Network Addresses, Broadcast Addresses, Usable Host Ranges, and Wildcard Masks. Just type an IP and slide the CIDR selector—the math happens automatically. • Visual Binary & Hex: Understand the "why" behind the numbers. See the binary representation of every IP octet update in real-time as you calculate. • The Networking Handbook: A complete, offline pocket reference guide containing: – The OSI Model (7 Layers explained). – Common Port Numbers (Web, Email, Infrastructure, Database). – WiFi Standards (WiFi 4 through WiFi 7). – Command Line Tools (Ping, Traceroute, Dig, etc.). – Private IP Ranges (RFC 1918). • Cheat Sheets: Quick-reference CIDR tables and IPv6 basics available at a tap. • Privacy First: Subnet Lab works 100% offline. No data tracking, no ads, and no internet connection required for calculations. Master your network with Subnet Lab Pro.
Screenshots
Verdict
The clearest difference is iOS requirement: GrepEx at 13.4 against Subnet Lab Pro's 17.6. On price, ads, in-app purchases 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
GrepEx costs $1.99 and Subnet Lab Pro $1.99 up front. Neither carries in-app purchases, so what you see is what you pay.
| Parameter | GrepEx | Subnet Lab Pro |
|---|---|---|
| Price | $1.99 | $1.99 |
| Update frequency | Weekly | — |
| Ads | No | No |
| In-app purchases | No | No |
| Devices | iPhone, iPod | iPhone, iPad |
| Requires iOS | 13.4 — better | 17.6 |
| Further details — not scored | ||
| Size | 12 MB | 2 MB |
| Age rating | 4+ | 4+ |
| Developer | Jeremy Laratro | Guy Miller |
In-app purchases
GrepEx
No in-app purchases
Subnet Lab Pro
No in-app purchases









