# ISD Link vs FPV Mate

The clearest difference is price: ISD Link at Free against FPV Mate's $4.99. ISD Link also leads on update cadence (every 3 weeks vs every 2 months) and device support (4 vs 2). FPV Mate's advantage is review sentiment (50% vs 21%). On ads and in-app purchases there is nothing between them.

ISD Link is free to download; FPV Mate costs $4.99 up front. Neither carries in-app purchases, so what you see is what you pay.

ISD Link ships an update every 3 weeks, FPV Mate every 2 months. The most recent releases landed on September 21, 2026 and September 7, 2026 respectively.

## The numbers

| Metric | ISD Link | FPV Mate |
| --- | --- | --- |
| Price | **Free** | $4.99 |
| Rating | **[2.1 (23 ratings)](https://appshunter.io/ios/app/isd-link/id1568620244/reviews)** | — |
| Number of ratings | **23** | — |
| Positive reviews | 21.0% of reviews | **50.0% of reviews** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 3 weeks** | Every 2 months |
| Monetization | **Free** | Paid |
| Size | 61 MB | 48 MB |
| Requires iOS | **13.0** | 17.0 |
| Devices | **iPhone, iPad, iPod, Apple Watch** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [深圳艾斯特创新科技有限公司](https://appshunter.io/developer/1405370693) | [FPV Mate](https://appshunter.io/developer/1754446001) |

## What reviewers say

### ISD Link

[App page](https://appshunter.io/ios/app/isd-link/id1568620244)

This app allows interaction with various smart devices. It prioritizes user privacy by saving all data locally and not collecting personal information. Bluetooth is required for device scanning and connection.

**Highlights:** Smart device interaction, Local data saving, No account registration, Bluetooth connectivity, Supports numerous device models

**Features:** macOS Compatibility

**In-app purchases:** none


### FPV Mate

[App page](https://appshunter.io/ios/app/fpv-mate-viewer-for-hdzero/id6504956775)

View real-time footage from HDZero FPV Goggles with a low-latency RTSP connection. This app requires specific HDZero hardware to function and is not suitable for drone piloting.

**Highlights:** Real-time HDZero FPV goggle stream, Low-latency RTSP connection, Optimized viewing experience, Requires HDZero hardware

**In-app purchases:** none


## Frequently asked questions

### Is ISD Link free?

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

### Is FPV Mate free?

FPV Mate costs $4.99, with no in-app purchases.

### Do ISD Link or FPV Mate have ads?

Neither ISD Link nor FPV Mate shows ads.

### Which is updated more often, ISD Link or FPV Mate?

ISD Link ships an update every 3 weeks, and FPV Mate every 2 months. Most recently, ISD Link was updated on September 21, 2026 and FPV Mate on September 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.*