# DRMemory vs Device System Services

The clearest difference is rating: Device System Services at 4.5 against DRMemory's 4.0. Device System Services also leads on ratings volume (394 vs 1). DRMemory's advantage is update cadence (fortnightly vs every 4 months) and monetization model (ad-supported vs free with in-app purchases). On price, review sentiment, ads and in-app purchases there is nothing between them.

Both are free to download. DRMemory sells 1 one-off in-app purchase and Device System Services sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.

Device System Services holds the better App Store score, 4.5 against 4.0. 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. Written reviews complicate that: 53% of DRMemory's written reviews are positive against 52% of Device System Services's, so the app with the better star average is not the one people write more warmly about.

DRMemory ships an update fortnightly, Device System Services every 4 months. The most recent releases landed on October 5, 2026 and October 11, 2026 respectively.

## The numbers

| Metric | DRMemory | Device System Services |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.0 (1 ratings)](https://appshunter.io/ios/app/drmemory/id586207285/reviews) | **[4.5 (394 ratings)](https://appshunter.io/ios/app/device-system-services-tools/id1126227676/reviews)** |
| Number of ratings | 1 | **394** |
| Positive reviews | **52.9% of reviews** | 51.6% of reviews |
| In-app purchases | Yes | Yes |
| Ads | Yes | Yes |
| Update frequency | **Fortnightly** | Every 4 months |
| Monetization | **Ad-supported** | Free with in-app purchases |
| Size | 9 MB | 9 MB |
| Requires iOS | **15.0** | 16.6 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [TeamHB](https://appshunter.io/developer/327499889) | [Albert Parti](https://appshunter.io/developer/534966701) |

## What reviewers say

### DRMemory

[App page](https://appshunter.io/ios/app/drmemory/id586207285)

This utility app helps you manage your iPhone's storage by identifying and removing duplicate photos, files, and contacts. It provides a clear overview of your memory usage and allows you to review items before deletion, all without uploading your data to the cloud.

**Highlights:** Check iPhone memory usage, Visualize folder contents, Find duplicate photos, Find duplicate files, Clean duplicate contacts, No cloud uploads, No tracking

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Remove Ads Forever | $2.99 | one-time |


### 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 DRMemory free?

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

### Is Device System Services free?

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

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

Device System Services is rated higher. DRMemory averages 4.0 out of 5 from 1 ratings, while Device System Services averages 4.5 from 394 ratings.

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

Both DRMemory and Device System Services show ads.

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

DRMemory ships an update fortnightly, and Device System Services every 4 months. Most recently, DRMemory was updated on October 5, 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.*