Shadow Vault vs SubnetBuddy
Price, ratings, monetisation and update history for both apps, side by side ā with what reviewers say about each.
Shadow Vault
Securely store your private notes, photos, videos, and contacts in one place. Organize your hidden data with a powerful tagging system and access it easily with biometric authentication. Sync your information across devices for seamless management.
- Biometric lock (Touch ID/Face ID)
- iCloud sync
- Markdown support for notes
- Delete original media after import
- Omni toolbar for editing
- Tagging system for organization
Read full descriptionHide full description
Store your notes, photos and videos, contacts all in one app! With a powerful tagging system to help you organize and navigate all your hidden data. You will need to enable lock screen after installing app in order to use the feature. Features: - Lock Screen with support for Touch ID and Face ID - iCloud sync so you can use across your iPhone and iPad - Markdown support for notes - Support to delete original photos and videos after import to [App Name] - Omni toolbar with consistent UX to help you edit at any tabs.
SubnetBuddy
Read full descriptionHide full description
SubnetBuddy is a fast, offline subnet calculator and network planning tool built for IT professionals, network engineers, students, and anyone studying for their CCNA, CompTIA Network+, or just needs to crunch CIDR notation on the fly. No internet required. No ads. No account needed. Just open the app and start calculating. SUBNET CALCULATOR ⢠Enter any IP address and CIDR prefix (e.g. 192.168.1.0/24) ⢠Instantly see network address, broadcast address, first and last usable host ⢠View total hosts, usable hosts, and wildcard mask ⢠Get the next sequential subnet with one tap ⢠Supports all prefix lengths from /0 to /32 MASK CONVERTER ⢠Convert between CIDR notation, dotted decimal, and binary ⢠Enter a prefix length and see all three formats instantly ⢠Quick-reference for common subnet masks ⢠Perfect for exam prep and on-the-job lookups VLAN PLANNER ⢠Plan multiple VLANs with custom names and sizes ⢠Set a base network and SubnetBuddy calculates non-overlapping subnets for each VLAN ⢠See network range, gateway, CIDR, and host count per VLAN ⢠Great for designing office networks, lab environments, and homework assignments IP VISUALIZER ⢠Enter a CIDR block and see a visual map of the IP address space ⢠Color-coded grid shows used vs. available addresses ⢠Instantly understand how big (or small) your subnet really is ⢠Tap any cell to see the full IP address TERMINAL-STYLE DESIGN ⢠Dark theme with VibeCMD's signature hacker-green aesthetic ⢠Monospace fonts and command-line inspired interface ⢠Clean, distraction-free layout built for speed ⢠Easy on the eyes during late-night study sessions WORKS COMPLETELY OFFLINE ⢠Zero network calls ā all calculations happen on-device ⢠No account required ā open and use immediately ⢠No data collection ā your network plans stay on your phone ⢠Lightning fast ā results appear as you type BUILT FOR REAL PEOPLE ⢠IT professionals doing quick subnet math on-site ⢠Students studying for CCNA, Network+, or any networking exam ⢠Homelab enthusiasts planning their network segments ⢠DevOps engineers carving up VPC address spaces ⢠Anyone who's tired of Googling "what is /22 in dotted decimal" SubnetBuddy is a utility tool for network address calculations. It does not connect to or scan any networks.
Screenshots
Verdict
The clearest difference is in-app purchases: SubnetBuddy at none against Shadow Vault's 1. SubnetBuddy also leads on ads (none vs shown) and update cadence (daily vs every 5 weeks). On price, device support and iOS requirement there is nothing between them.
Scored on Price Ā· Rating Ā· Positive reviews Ā· Number of ratings Ā· Update frequency Ā· Ads Ā· In-app purchases Ā· Monetization Ā· Best chart rank Ā· Devices Ā· Requires iOS
Both are free to download. Shadow Vault sells 1 one-off in-app purchase. SubnetBuddy asks for nothing beyond the download.
Shadow Vault ships an update every 5 weeks, SubnetBuddy daily. The most recent releases landed on September 29, 2026 and October 10, 2026 respectively.
| Parameter | Shadow Vault | SubnetBuddy |
|---|---|---|
| Price | Free | Free |
| Positive reviews | 0.0% of reviews | ā |
| Update frequency | Every 5 weeks | Daily ā better |
| Ads | Yes | No ā better |
| In-app purchases | Yes | No ā better |
| Monetization | Free with in-app purchases | ā |
| Devices | iPhone, iPad | iPhone, iPad, iPod ā better |
| Requires iOS | 16.0 | 15.1 ā better |
| Further details ā not scored | ||
| Size | 13 MB | 24 MB |
| Age rating | 4+ | 4+ |
| Developer | Tung Vu | VibeCMD |
In-app purchases
Shadow Vault
- Remove Advertisement$7.99
SubnetBuddy
No in-app purchases








