# IoT Solution Online vs Seoul Subway Map

The clearest difference is ads: IoT Solution Online at none against Seoul Subway Map's shown. Seoul Subway Map's advantage is update cadence (every 5 days vs every 2 months). On price, in-app purchases, device support and iOS requirement there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

IoT Solution Online ships an update every 2 months, Seoul Subway Map every 5 days. The most recent releases landed on October 24, 2026 and October 11, 2026 respectively.

## The numbers

| Metric | IoT Solution Online | Seoul Subway Map |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | No | No |
| Ads | **No** | Yes |
| Update frequency | Every 2 months | **Every 5 days** |
| Monetization | Free | — |
| Size | 116 MB | 48 MB |
| Requires iOS | **16.0** | 16.4 |
| Devices | **iPhone, iPad** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Dzianis Strakh](https://appshunter.io/developer/1454656338) | [SY KHANH HO](https://appshunter.io/developer/1851698856) |

## What reviewers say

### IoT Solution Online

[App page](https://appshunter.io/ios/app/iot-solution-online/id1454656339)

Monitor vehicles and stationary assets in real-time. Track unit location, movement, and ignition status. Access geofences, tracks, and event markers, and receive notifications for important updates.

**Highlights:** Real-time unit tracking, Map access with geofences and tracks, Monitoring mode for unit parameters, Event data and trip analysis, Mobile notifications, Location sharing, Remote command sending

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases:** none


### Seoul Subway Map

[App page](https://appshunter.io/ios/app/seoul-subway-map/id6807264598)

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is IoT Solution Online free?

IoT Solution Online is free to download, with no in-app purchases.

### Is Seoul Subway Map free?

Seoul Subway Map is free to download, with no in-app purchases.

### Do IoT Solution Online or Seoul Subway Map have ads?

Seoul Subway Map shows ads; IoT Solution Online does not.

### Which is updated more often, IoT Solution Online or Seoul Subway Map?

IoT Solution Online ships an update every 2 months, and Seoul Subway Map every 5 days. Most recently, IoT Solution Online was updated on October 24, 2026 and Seoul Subway Map 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.*