# iService/ DeviceOn vs ServerMonitor+

The clearest difference is in-app purchases: iService/ DeviceOn at none against ServerMonitor+'s 7. iService/ DeviceOn also leads on iOS requirement (15.6 vs 17.6). ServerMonitor+'s advantage is update cadence (every 4 days vs every 4 months). On price, ads and device support there is nothing between them.

Both are free to download. ServerMonitor+ sells 7 in-app purchases, starting at $1.99 per month. iService/ DeviceOn asks for nothing beyond the download.

iService/ DeviceOn ships an update every 4 months, ServerMonitor+ every 4 days. The most recent releases landed on November 3, 2026 and October 30, 2026 respectively.

## The numbers

| Metric | iService/ DeviceOn | ServerMonitor+ |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[1.0 (1 ratings)](https://appshunter.io/ios/app/servermonitor-plus/id6740508743/reviews)** |
| Number of ratings | — | **1** |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 4 months | **Every 4 days** |
| Monetization | — | Freemium |
| Size | 27 MB | 11 MB |
| Requires iOS | **15.6** | 17.6 |
| Devices | iPhone, iPod | iPhone, iPad |
| Age rating | 17+ | 4+ |
| Developer | [Advantech](https://appshunter.io/developer/413213069) | [俊宏 刘](https://appshunter.io/developer/1790109317) |

## What reviewers say

### iService/ DeviceOn

[App page](https://appshunter.io/ios/app/iservice-deviceon/id6461349429)

**Features:** macOS Compatibility

**In-app purchases:** none


### ServerMonitor+

[App page](https://appshunter.io/ios/app/servermonitor-plus/id6740508743)

Monitor server status, manage Docker containers, and operate SSH terminals remotely. Offers real-time insights into CPU, memory, and network health, with secure encrypted data transmission and multi-factor authentication.

**Highlights:** Real-time server monitoring (CPU, memory, disk, network), Docker container management (start, stop, restart, logs), SSH terminal session management, Encrypted data transmission, Multi-factor authentication, User-friendly interface

**Features:** macOS Compatibility, Family Sharing

**In-app purchases (7)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Monthly Premium | $1.99 | per month |
| Quarterly Premium | $4.99 | per 3 months |
| Annual Premium | $17.99 | per year |
| Monthly Premium | $1.99 | one-time |
| Quarterly Premium | $4.99 | one-time |
| Annual Premium | $17.99 | one-time |
| Lifetime Premium | $24.99 | one-time |


## Frequently asked questions

### Is iService/ DeviceOn free?

iService/ DeviceOn is free to download, with no in-app purchases.

### Is ServerMonitor+ free?

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

### Do iService/ DeviceOn or ServerMonitor+ have ads?

Neither iService/ DeviceOn nor ServerMonitor+ shows ads.

### Which is updated more often, iService/ DeviceOn or ServerMonitor+?

iService/ DeviceOn ships an update every 4 months, and ServerMonitor+ every 4 days. Most recently, iService/ DeviceOn was updated on November 3, 2026 and ServerMonitor+ on October 30, 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.*