# STEM Connect Pro vs WinSend

The clearest difference is in-app purchases: STEM Connect Pro at none against WinSend's 3. STEM Connect Pro also leads on iOS requirement (13.0 vs 15.6). WinSend's advantage is update cadence (every 10 days vs every 14 months). On price, ads and device support there is nothing between them.

Both are free to download. WinSend sells 3 in-app purchases, starting at $0.99 per month. STEM Connect Pro asks for nothing beyond the download.

STEM Connect Pro ships an update every 14 months, WinSend every 10 days. The most recent releases landed on October 27, 2026 and November 5, 2026 respectively.

## The numbers

| Metric | STEM Connect Pro | WinSend |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (4 ratings)](https://appshunter.io/ios/app/winsend-iphone-to-windows-pc/id6760611719/reviews)** |
| Number of ratings | — | **4** |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 14 months | **Every 10 days** |
| Monetization | — | Free with in-app purchases |
| Size | 9 MB | 48 MB |
| Requires iOS | **13.0** | 15.6 |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [STEM s.r.l.](https://appshunter.io/developer/1577070000) | [艳龙 陈](https://appshunter.io/developer/1861360534) |

## What reviewers say

### STEM Connect Pro

[App page](https://appshunter.io/ios/app/stem-connect-pro/id1577069998)

**Features:** macOS Compatibility

**In-app purchases:** none


### WinSend

[App page](https://appshunter.io/ios/app/winsend-iphone-to-windows-pc/id6760611719)

Instantly share text and photos from your iPhone to your PC over Wi-Fi, similar to AirDrop. No cables, cloud, or account setup required. Trigger transfers with Shortcuts or Back Tap for seamless integration.

**Highlights:** Clipboard synchronization, Fast photo transfer, Wi-Fi direct sharing, No account required, Shortcuts and Back Tap integration, Local network transfer

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Monthly Membership | $0.99 | per month |
| Yearly Membership | $6.99 | per year |
| Lifetime Membership | $12.99 | one-time |


## Frequently asked questions

### Is STEM Connect Pro free?

STEM Connect Pro is free to download, with no in-app purchases.

### Is WinSend free?

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

### Do STEM Connect Pro or WinSend have ads?

Neither STEM Connect Pro nor WinSend shows ads.

### Which is updated more often, STEM Connect Pro or WinSend?

STEM Connect Pro ships an update every 14 months, and WinSend every 10 days. Most recently, STEM Connect Pro was updated on October 27, 2026 and WinSend on November 5, 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.*