# Web Toolbox vs OT Subnet Calculator

The clearest difference is ads: OT Subnet Calculator at none against Web Toolbox's shown. OT Subnet Calculator also leads on review sentiment (100% vs 83%). Web Toolbox's advantage is iOS requirement (17.0 vs 26.2). On price, update cadence, in-app purchases and monetization model there is nothing between them.

Both are free to download. Web Toolbox sells 2 one-off in-app purchases and OT Subnet Calculator sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.

Web Toolbox ships an update every 4 weeks, OT Subnet Calculator monthly. The most recent releases landed on October 24, 2026 and October 25, 2026 respectively.

## The numbers

| Metric | Web Toolbox | OT Subnet Calculator |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.3 (12 ratings)](https://appshunter.io/ios/app/web-toolbox/id1542941937/reviews)** | — |
| Number of ratings | **12** | — |
| Positive reviews | 83.3% of reviews | **100.0% of reviews** |
| In-app purchases | Yes | Yes |
| Ads | Yes | **No** |
| Update frequency | **Every 4 weeks** | Monthly |
| Monetization | Free with in-app purchases | Freemium |
| Size | 15 MB | 8 MB |
| Requires iOS | **17.0** | 26.2 |
| Devices | **iPhone, iPad** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Fausto Ristagno](https://appshunter.io/developer/482102205) | [Dominik Gausmann](https://appshunter.io/developer/1870320985) |

## What reviewers say

### Web Toolbox

[App page](https://appshunter.io/ios/app/web-toolbox/id1542941937)

Monitor your websites and web servers with automated checks for responses and content. Configure various checks like HTTP status codes, headers, and content using CSS selectors or custom JavaScript. Includes DNS, GeoIP, and Whois tools for comprehensive web analysis.

**Highlights:** Automated HTTP status code checks, HTTP header content verification, CSS selector-based content checks, Custom JavaScript execution for checks, DNS client for server queries, GeoIP lookup for IP address location, Tabular Whois client for domain info

**Features:** Vision Pro support

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Pro Lifetime (Only PRO users) | Free | one-time |
| Pro Lifetime | $2.99 | one-time |


### OT Subnet Calculator

[App page](https://appshunter.io/ios/app/ot-subnet-calculator/id6758581610)

This app offers IP subnet calculations and professional network planning. It allows users to manage networks, devices, and reservations, with features like visual address maps, conflict checks, and collaboration tools. It also includes educational resources for learning network concepts.

**Highlights:** IPv4 and IPv6 subnet calculations, IP Address Management (IPAM), Network and device documentation, Conflict and overlap checks, Collaboration via iCloud sync, CSV and PDF reporting, Educational tools and guides

**Features:** macOS Compatibility, Family Sharing

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| IP Calc Profi Features | $2.99 | one-time |


## Frequently asked questions

### Is Web Toolbox free?

Web Toolbox is free to download, with in-app purchases available.

### Is OT Subnet Calculator free?

OT Subnet Calculator is free to download, with in-app purchases available.

### Do Web Toolbox or OT Subnet Calculator have ads?

Web Toolbox shows ads; OT Subnet Calculator does not.

### Which is updated more often, Web Toolbox or OT Subnet Calculator?

Web Toolbox ships an update every 4 weeks, and OT Subnet Calculator monthly. Most recently, Web Toolbox was updated on October 24, 2026 and OT Subnet Calculator on October 25, 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.*