# Web Inspector vs STS Position Size Calculator

The clearest difference is price: Web Inspector at Free against STS Position Size Calculator's $12.99. STS Position Size Calculator's advantage is ads (none vs shown) and update cadence (fortnightly vs every 22 months). On in-app purchases and device support there is nothing between them.

Web Inspector is free to download; STS Position Size Calculator costs $12.99 up front. Neither carries in-app purchases, so what you see is what you pay.

Web Inspector ships an update every 22 months, STS Position Size Calculator fortnightly. The most recent releases landed on September 28, 2026 and September 29, 2026 respectively.

## The numbers

| Metric | Web Inspector | STS Position Size Calculator |
| --- | --- | --- |
| Price | **Free** | $12.99 |
| Rating | **[2.9 (30 ratings)](https://appshunter.io/ios/app/web-inspector-code-debugger/id421391484/reviews)** | — |
| Number of ratings | **30** | — |
| Positive reviews | 56.3% of reviews | — |
| In-app purchases | No | No |
| Ads | Yes | **No** |
| Update frequency | Every 22 months | **Fortnightly** |
| Monetization | Ad-supported | — |
| Size | 18 MB | 46 MB |
| Requires iOS | 15.0 | **11.0** |
| Devices | iPhone, iPad, iPod | **iPhone, iPad, iPod, Mac** |
| Age rating | 17+ | 17+ |
| Developer | [JB STEVENARD](https://appshunter.io/developer/361601772) | [Smart Trading Software ltd](https://appshunter.io/developer/1706120455) |

## What reviewers say

### Web Inspector

[App page](https://appshunter.io/ios/app/web-inspector-code-debugger/id421391484)

Inspect and share HTML, CSS, and JavaScript source code from mobile web pages directly on your device. Debug web applications by viewing source code as a real mobile browser would.

**Highlights:** Inspect HTML tags, View CSS code, Extract JavaScript, Share source code, Debug mobile web apps, Simulate mobile browser

**Features:** Vision Pro support

**In-app purchases:** none


### STS Position Size Calculator

[App page](https://appshunter.io/ios/app/sts-position-size-calculator/id6465696183)

**In-app purchases:** none


## Frequently asked questions

### Is Web Inspector free?

Web Inspector is free to download, with no in-app purchases.

### Is STS Position Size Calculator free?

STS Position Size Calculator costs $12.99, with no in-app purchases.

### Do Web Inspector or STS Position Size Calculator have ads?

Web Inspector shows ads; STS Position Size Calculator does not.

### Which is updated more often, Web Inspector or STS Position Size Calculator?

Web Inspector ships an update every 22 months, and STS Position Size Calculator fortnightly. Most recently, Web Inspector was updated on September 28, 2026 and STS Position Size Calculator on September 29, 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.*