# ST vs ST

ST and ST are too close to call on the numbers: across 6 compared parameters — price, update cadence, ads and in-app purchases among them — neither pulls far enough ahead to decide it. What separates them is feature set and interface, not measurable difference.

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

ST ships an update every 27 months, ST every 39 months. Both last shipped on November 3, 2026.

## The numbers

| Metric | ST | ST |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (4 ratings)](https://appshunter.io/ios/app/st-4001i/id1492225169/reviews)** | — |
| Number of ratings | **4** | — |
| Positive reviews | 50.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 27 months** | Every 39 months |
| Monetization | Free | — |
| Size | 12 MB | 10 MB |
| Requires iOS | 12.0 | **11.0** |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [ICOM INCORPORATED](https://appshunter.io/developer/1193842631) | [Globalsat Technology Corporation.](https://appshunter.io/developer/624997558) |

## What reviewers say

### ST

[App page](https://appshunter.io/ios/app/st-4001i/id1492225169)

This app converts photos and images into a format compatible with D-STAR transceivers for the Share Picture function. Users can crop images, add text like call signs, and transfer them wirelessly or via Bluetooth to supported transceivers.

**Highlights:** Image conversion for D-STAR Share Picture, Image cropping, Add text (call signs), Wireless transfer to transceiver, Bluetooth transfer to transceiver, Save cropped image as file

**Features:** macOS Compatibility

**In-app purchases:** none


### ST

[App page](https://appshunter.io/ios/app/st-20/id1494673055)

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

**In-app purchases:** none


## Frequently asked questions

### Is ST free?

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

### Is ST free?

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

### Do ST or ST have ads?

Neither ST nor ST shows ads.

### Which is updated more often, ST or ST?

ST ships an update every 27 months, and ST every 39 months. Most recently, ST was updated on November 3, 2026 and ST 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.*