# Device Tester Pro vs SYSMonitor

The clearest difference is price: SYSMonitor at Free against Device Tester Pro's $1.99. SYSMonitor also leads on iOS requirement (13.0 vs 16.0). Device Tester Pro's advantage is rating (4.1 vs 3.6) and in-app purchases (none vs 1). On device support there is nothing between them.

SYSMonitor is free to download; Device Tester Pro costs $1.99 up front. SYSMonitor sells 1 one-off in-app purchase. Device Tester Pro asks for nothing beyond the download.

Device Tester Pro holds the better App Store score, 4.1 against 3.6. That said, the two scores are not equally well evidenced: Device Tester Pro has 467 ratings behind it against 38, so its average is the more settled of the two. Written reviews point the same way: 64% of Device Tester Pro's written reviews are positive against 40% of SYSMonitor's.

Device Tester Pro ships an update fortnightly, SYSMonitor every 5 months. The most recent releases landed on October 18, 2026 and October 9, 2026 respectively.

## The numbers

| Metric | Device Tester Pro | SYSMonitor |
| --- | --- | --- |
| Price | $1.99 | **Free** |
| Rating | **[4.1 (467 ratings)](https://appshunter.io/ios/app/device-tester-prosystem-check/id849114011/reviews)** | [3.6 (38 ratings)](https://appshunter.io/ios/app/sysmonitor-system-status-wgt/id937687645/reviews) |
| Number of ratings | **467** | 38 |
| Positive reviews | **64.2% of reviews** | 39.9% of reviews |
| In-app purchases | **No** | Yes |
| Ads | **No** | Yes |
| Update frequency | **Fortnightly** | Every 5 months |
| Monetization | **Free** | Free with in-app purchases |
| Size | 7 MB | 15 MB |
| Requires iOS | 16.0 | **13.0** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Phan Nhut](https://appshunter.io/developer/849063753) | [泽辉 王](https://appshunter.io/developer/892030257) |

## What reviewers say

### Device Tester Pro

[App page](https://appshunter.io/ios/app/device-tester-prosystem-check/id849114011)

Monitor your device's core system components. Track memory, disk, CPU, network, and battery usage. Gain insights into your system's performance and health.

**Highlights:** Check RAM usage, Monitor disk usage, Track CPU usage, View network activity, Analyze battery status, System information overview

**Features:** Vision Pro support

**In-app purchases:** none

**What reviewers like**

- 🚀 Cleans memory and frees up space
- 👍 Works well on older devices
- ⭐ Excellent app, highly recommended

**What reviewers complain about**

- 🐛 Crashes frequently
- 🐛 Doesn't work with latest iOS versions
- 💰 Paid version required for full functionality

**Reported bugs**

- Scan function doesn't complete
- Processes list always shows zero
- Crashes on iPhone 15 Pro Max

**Requested features**

- Automatic memory cleaning
- Detailed process information
- Compatibility with newer iOS versions


### SYSMonitor

[App page](https://appshunter.io/ios/app/sysmonitor-system-status-wgt/id937687645)

Monitor your device's performance with real-time insights into CPU, memory, and storage usage. Track network speed, view detailed device information, and access key metrics directly from your Today widget. Understand your device's health and optimize its performance.

**Highlights:** CPU usage monitoring, Memory (RAM) status, Storage (ROM) visualization, Real-time network speed, Network details (IP, SSID, Ping), Basic device information

**Features:** Vision Pro support

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Permanently Remove ads | $1.99 | one-time |


## Frequently asked questions

### Is Device Tester Pro free?

Device Tester Pro costs $1.99, with no in-app purchases.

### Is SYSMonitor free?

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

### Which has better reviews, Device Tester Pro or SYSMonitor?

Device Tester Pro is rated higher. Device Tester Pro averages 4.1 out of 5 from 467 ratings, while SYSMonitor averages 3.6 from 38 ratings.

### Do Device Tester Pro or SYSMonitor have ads?

SYSMonitor shows ads; Device Tester Pro does not.

### Which is updated more often, Device Tester Pro or SYSMonitor?

Device Tester Pro ships an update fortnightly, and SYSMonitor every 5 months. Most recently, Device Tester Pro was updated on October 18, 2026 and SYSMonitor on October 9, 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.*