# ISD Go vs Rusty.

The clearest difference is in-app purchases: ISD Go at none against Rusty.'s 1. ISD Go also leads on update cadence (weekly vs every 6 weeks) and device support (4 vs 1). On price and ads there is nothing between them.

Both are free to download. Rusty. sells 1 one-off in-app purchase. ISD Go asks for nothing beyond the download.

ISD Go ships an update weekly, Rusty. every 6 weeks. The most recent releases landed on October 15, 2026 and October 7, 2026 respectively.

## The numbers

| Metric | ISD Go | Rusty. |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[1.8 (30 ratings)](https://appshunter.io/ios/app/isd-go/id1447072980/reviews)** | — |
| Number of ratings | **30** | — |
| Positive reviews | 18.5% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | **Weekly** | Every 6 weeks |
| Monetization | Free | — |
| Size | 26 MB | 1 MB |
| Requires iOS | **11.0** | 26.0 |
| Devices | **iPhone, iPad, iPod, Mac** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [深圳艾斯特创新科技有限公司](https://appshunter.io/developer/1405370693) | [Dario Gartmann](https://appshunter.io/developer/1865263482) |

## What reviewers say

### ISD Go

[App page](https://appshunter.io/ios/app/isd-go/id1447072980)

Control and manage wireless smart devices with a user-friendly interface. Connect and operate devices via Bluetooth, and receive automatic firmware updates when new versions are available.

**Highlights:** Connect BLE smart devices, Wireless device operation, Automatic firmware detection, Firmware upgrades, User-friendly interface

**In-app purchases:** none


### Rusty.

[App page](https://appshunter.io/ios/app/rusty/id6762121969)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Rusty. Premium | $2.99 | one-time |


## Frequently asked questions

### Is ISD Go free?

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

### Is Rusty. free?

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

### Do ISD Go or Rusty. have ads?

Neither ISD Go nor Rusty. shows ads.

### Which is updated more often, ISD Go or Rusty.?

ISD Go ships an update weekly, and Rusty. every 6 weeks. Most recently, ISD Go was updated on October 15, 2026 and Rusty. on October 7, 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.*