# Splashtop SOS vs PDI SmartMobile

The clearest difference is update cadence: Splashtop SOS at every 2 months against PDI SmartMobile's every 5 months. PDI SmartMobile's advantage is iOS requirement (12.0 vs 17.0). On price, ads, in-app purchases and device support there is nothing between them.

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

Splashtop SOS ships an update every 2 months, PDI SmartMobile every 5 months. The most recent releases landed on November 2, 2026 and November 3, 2026 respectively.

## The numbers

| Metric | Splashtop SOS | PDI SmartMobile |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[3.0 (71 ratings)](https://appshunter.io/ios/app/splashtop-sos/id1230853703/reviews)** | — |
| Number of ratings | **71** | — |
| Positive reviews | 12.1% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 2 months** | Every 5 months |
| Monetization | Free | — |
| Size | 5 MB | 39 MB |
| Requires iOS | 17.0 | **12.0** |
| Devices | **iPhone, iPad** | iPad |
| Age rating | 4+ | 4+ |
| Developer | [Splashtop Inc.](https://appshunter.io/developer/382509318) | [PDI Technologies, Inc.](https://appshunter.io/developer/1398042775) |

## What reviewers say

### Splashtop SOS

[App page](https://appshunter.io/ios/app/splashtop-sos/id1230853703)

Enable IT technicians to provide secure, real-time remote support to your devices. Share your screen and receive guided assistance to quickly resolve technical issues. Connect from desktops or mobile devices with bank-grade security.

**Highlights:** On-demand remote support, Real-time screen sharing, Bank-grade security, Connect from desktop or mobile, Voice call technician

**Features:** Vision Pro support

**In-app purchases:** none

**What reviewers like**

- 👍 Easy to use for remote support
- 🚀 Fast and efficient remote access
- 💡 Useful for IT professionals
- ✅ Secure remote connections

**What reviewers complain about**

- ⚠️ Used by scammers for fraud
- 🚫 Facilitates screen sharing for theft
- 🔒 Potential for unauthorized access
- 📱 Scammers trick users into downloading
- 💰 Users report money theft

**Reported bugs**

- App crashes (implied by scammer use)
- Inability to control device remotely (mentioned by one user)
- Only works in portrait mode (mentioned by one user)

**Requested features**

- Improved security to prevent scammer misuse
- Better user education on scam prevention


### PDI SmartMobile

[App page](https://appshunter.io/ios/app/pdi-smartmobile/id1491073096)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Splashtop SOS free?

Splashtop SOS is free to download, with no in-app purchases.

### Is PDI SmartMobile free?

PDI SmartMobile is free to download, with no in-app purchases.

### Do Splashtop SOS or PDI SmartMobile have ads?

Neither Splashtop SOS nor PDI SmartMobile shows ads.

### Which is updated more often, Splashtop SOS or PDI SmartMobile?

Splashtop SOS ships an update every 2 months, and PDI SmartMobile every 5 months. Most recently, Splashtop SOS was updated on November 2, 2026 and PDI SmartMobile on November 3, 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.*