# iCurlHTTP vs Device System Services

The clearest difference is in-app purchases: iCurlHTTP at none against Device System Services's 1. iCurlHTTP also leads on ads (none vs shown) and review sentiment (84% vs 52%). Device System Services's advantage is ratings volume (394 vs 30) and update cadence (every 4 months vs every 7 months). On price and rating there is nothing between them.

Both are free to download. Device System Services sells 1 one-off in-app purchase. iCurlHTTP asks for nothing beyond the download.

On the App Store both sit at effectively the same score — 4.4 for iCurlHTTP against 4.5 for Device System Services. That said, the two scores are not equally well evidenced: Device System Services has 394 ratings behind it against 30, so its average is the more settled of the two. Written reviews are what separate them: 84% of iCurlHTTP's written reviews are positive against 52% of Device System Services's.

iCurlHTTP ships an update every 7 months, Device System Services every 4 months. The most recent releases landed on October 6, 2026 and October 11, 2026 respectively.

## The numbers

| Metric | iCurlHTTP | Device System Services |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.4 (30 ratings)](https://appshunter.io/ios/app/icurlhttp/id611943891/reviews) | **[4.5 (394 ratings)](https://appshunter.io/ios/app/device-system-services-tools/id1126227676/reviews)** |
| Number of ratings | 30 | **394** |
| Positive reviews | **84.4% of reviews** | 51.6% of reviews |
| In-app purchases | **No** | Yes |
| Ads | **No** | Yes |
| Update frequency | Every 7 months | **Every 4 months** |
| Monetization | Paid | **Free with in-app purchases** |
| Size | 9 MB | 9 MB |
| Requires iOS | **13.0** | 16.6 |
| Devices | **iPhone, iPad, iPod, Mac** | iPhone, iPad |
| Age rating | 17+ | 4+ |
| Developer | [Jason Cox](https://appshunter.io/developer/611943900) | [Albert Parti](https://appshunter.io/developer/534966701) |

## What reviewers say

### iCurlHTTP

[App page](https://appshunter.io/ios/app/icurlhttp/id611943891)

Test web server responses with cURL-like functionality on your iPhone or iPad. Simulate various browsers and inspect raw HTTP headers and HTML. Analyze network performance with detailed timing information.

**Highlights:** Simulate browser user-agents, Inspect raw HTTP headers and HTML, Support for GET, HEAD, POST, PUT, DELETE, OPTIONS, TRACE requests, SSL support with certificate info, History of tested URLs, Detailed HTTP timing analysis, HTTP/2 and IPv4/IPv6 support

**Features:** Vision Pro support

**In-app purchases:** none


### Device System Services

[App page](https://appshunter.io/ios/app/device-system-services-tools/id1126227676)

Monitor your device's hardware, network, memory, and storage with detailed insights and performance tracking. Includes diagnostic tools for network analysis and storage management. Offers widgets for real-time system information.

**Highlights:** Hardware specifications, Network status and diagnostics, Memory usage monitoring, Ping, LAN Scan, Port Scan tools, Storage management, System information widgets

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Remove ads System Service | $1.99 | one-time |

**What reviewers like**

- 👍 Clean and easy-to-use interface
- 🚀 Fast and responsive performance
- 📊 Comprehensive system information display
- 🌐 Useful network information details
- ⏱️ Shows device uptime information

**What reviewers complain about**

- 📺 Excessive full-screen video advertisements
- 🔊 Intrusive ads with sound that startle users
- ⚠️ Misleading security/storage warning popups
- 🎮 Irrelevant ads (e.g., game ads on iOS)
- 💰 Ads present even in paid version

**Reported bugs**

- App crashes on startup/launch
- Crashes when network module acquires external IP
- Requires airplane mode or disabled connectivity to function
- Incorrect device specifications (resolution, model variants)
- Static pie charts instead of dynamic system statistics

**Requested features**

- Option to delete accidentally copied items
- System reset functionality to restore original settings
- Camera information display
- External USB disk space usage tracking
- Memory cleaning/optimization features


## Frequently asked questions

### Is iCurlHTTP free?

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

### Is Device System Services free?

Device System Services is free to download, with in-app purchases available.

### Which has better reviews, iCurlHTTP or Device System Services?

Device System Services is rated higher. iCurlHTTP averages 4.4 out of 5 from 30 ratings, while Device System Services averages 4.5 from 394 ratings.

### Do iCurlHTTP or Device System Services have ads?

Device System Services shows ads; iCurlHTTP does not.

### Which is updated more often, iCurlHTTP or Device System Services?

iCurlHTTP ships an update every 7 months, and Device System Services every 4 months. Most recently, iCurlHTTP was updated on October 6, 2026 and Device System Services on October 11, 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.*