i.System vs PowerDetector
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
i.System
This utility app provides detailed information about your iOS device's hardware and network status. It displays disk usage, memory details, OS version, IP address, and device model without needing a computer connection.
- Hardware and network information
- Disk usage and space details
- System and running processes
- Detailed memory usage breakdown
- OS version and IP address
- Device model identification
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iSystem For iOS is a small utility telling you more about your device. Without a need to connect to your computer or dig deep into the device settings. This is a singleton utility to gather all available information about your device. It gives you many methods to determine everything about a device, including: Hardware & Network Information - Disk Usage - Disk Space - Free Disk Space - System Processes - Running Processes - Memory Usage,include Used Memory,Wired Memory,Active Memory,Inactive Memory,Free Memory,Purgeable Memory - OS Version - Available versus used flash storage space - Active and inactive memories - IP address - Device model
PowerDetector
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The PowerDetector app uses the iPhone charging status to sense AC power, allowing the iPhone to act as a remote power sensor and email notification device. Configure the PowerDetector app with email addresses, plug in the iPhone to a charger and if the power goes out an email or text message will be sent to you.
Screenshots
Verdict
The clearest difference is iOS requirement: i.System at 6.1 against PowerDetector's 18.6. On price, ads, in-app purchases and device support there is nothing between them.
Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS
Both are free to download. Neither carries in-app purchases, so what you see is what you pay.
| Parameter | i.System | PowerDetector |
|---|---|---|
| Price | Free | Free |
| Rating | 1.6 (7 ratings) — better | — |
| Positive reviews | 7.7% of reviews | — |
| Number of ratings | 7 — better | — |
| Update frequency | — | Every 2 months |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free | — |
| Devices | iPhone, iPad, iPod — better | iPhone, iPad |
| Requires iOS | 6.1 — better | 18.6 |
| Further details — not scored | ||
| Size | 6 MB | 7 MB |
| Age rating | 4+ | 4+ |
| Developer | Nguyen Anh | River Rock Logic |
In-app purchases
i.System
No in-app purchases
PowerDetector
No in-app purchases









