# Device System Services vs EXTENSION.app (Stickers)

The clearest difference is rating: EXTENSION.app (Stickers) at 5.0 against Device System Services's 4.5. EXTENSION.app (Stickers) also leads on ads (none vs shown) and monetization model (free vs free with in-app purchases). Device System Services's advantage is ratings volume (394 vs 1) and iOS requirement (16.6 vs 26.0). On price, in-app purchases and device support there is nothing between them.

Both are free to download. Device System Services sells 1 one-off in-app purchase and EXTENSION.app (Stickers) sells 4 in-app purchases, starting at $0.99 per month. Whichever you choose, the download price is not the number that matters.

EXTENSION.app (Stickers) holds the better App Store score, 5.0 against 4.5. That said, the two scores are not equally well evidenced: Device System Services has 394 ratings behind it against 1, so its average is the more settled of the two.

Device System Services ships an update every 4 months, EXTENSION.app (Stickers) every 6 weeks. The most recent releases landed on October 17, 2026 and October 8, 2026 respectively.

## The numbers

| Metric | Device System Services | EXTENSION.app (Stickers) |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.5 (394 ratings)](https://appshunter.io/ios/app/device-system-services-tools/id1126227676/reviews) | **[5.0 (1 ratings)](https://appshunter.io/ios/app/extensionapp-stickers/id6477477044/reviews)** |
| Number of ratings | **394** | 1 |
| Positive reviews | 52.3% of reviews | — |
| In-app purchases | Yes | Yes |
| Ads | Yes | **No** |
| Update frequency | Every 4 months | **Every 6 weeks** |
| Monetization | Free with in-app purchases | **Free** |
| Size | 9 MB | 9 MB |
| Requires iOS | **16.6** | 26.0 |
| Devices | iPhone, iPad | iPhone, iPad |
| Age rating | 4+ | 17+ |
| Developer | [Albert Parti](https://appshunter.io/developer/534966701) | [X.app](https://appshunter.io/developer/1397532342) |

## What reviewers say

### 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


### EXTENSION.app (Stickers)

[App page](https://appshunter.io/ios/app/extensionapp-stickers/id6477477044)

Enhance your iMessage and FaceTime conversations with a diverse collection of stickers. Easily access and apply them directly within your messaging and video calls.

**Highlights:** iMessage stickers integration, iMessage camera effects, FaceTime call effects, Easy access within apps, Wide variety of stickers

**Features:** Family Sharing, iMessage stickers

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| EXTENSION+ Monthly | $0.99 | per month |
| EXTENSION+ Monthly for Family | $1.99 | per month |
| EXTENSION+ Yearly | $9.99 | per year |
| EXTENSION+ Yearly for Family | $19.99 | per year |


## Frequently asked questions

### Is Device System Services free?

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

### Is EXTENSION.app (Stickers) free?

EXTENSION.app (Stickers) is free to download, with in-app purchases available.

### Which has better reviews, Device System Services or EXTENSION.app (Stickers)?

EXTENSION.app (Stickers) is rated higher. Device System Services averages 4.5 out of 5 from 394 ratings, while EXTENSION.app (Stickers) averages 5.0 from 1 ratings.

### Do Device System Services or EXTENSION.app (Stickers) have ads?

Device System Services shows ads; EXTENSION.app (Stickers) does not.

### Which is updated more often, Device System Services or EXTENSION.app (Stickers)?

Device System Services ships an update every 4 months, and EXTENSION.app (Stickers) every 6 weeks. Most recently, Device System Services was updated on October 17, 2026 and EXTENSION.app (Stickers) on October 8, 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.*