# iSlipstick RF vs Gather

The clearest difference is ads: iSlipstick RF at none against Gather's shown. Gather's advantage is update cadence (every 3 days vs every 10 months) and device support (3 vs 1). On price and in-app purchases there is nothing between them.

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

iSlipstick RF ships an update every 10 months, Gather every 3 days. The most recent releases landed on November 1, 2026 and October 27, 2026 respectively.

## The numbers

| Metric | iSlipstick RF | Gather |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.7 (3 ratings)](https://appshunter.io/ios/app/islipstick-rf/id351775311/reviews)** | — |
| Number of ratings | **3** | — |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | No | No |
| Ads | **No** | Yes |
| Update frequency | Every 10 months | **Every 3 days** |
| Monetization | Free | — |
| Size | 43 MB | 62 MB |
| Requires iOS | 16.6 | **12.0** |
| Devices | iPhone | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Sam Virgillo](https://appshunter.io/developer/324560825) | [Chanwoo Kim](https://appshunter.io/developer/1717789569) |

## What reviewers say

### iSlipstick RF

[App page](https://appshunter.io/ios/app/islipstick-rf/id351775311)

This app provides a comprehensive suite of calculators and converters specifically designed for radio frequency (RF) engineers and technicians. It includes tools for path loss, antenna gain, intermodulation, and standard electrical calculations, along with various unit conversions.

**Highlights:** RF-specific calculators, Standard electrical calculators, Unit converters, Path loss calculation, Intermodulation analysis, Antenna gain and beamwidth

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

**In-app purchases:** none


### Gather

[App page](https://appshunter.io/ios/app/gather-urlmanagement/id6472812385)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is iSlipstick RF free?

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

### Is Gather free?

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

### Do iSlipstick RF or Gather have ads?

Gather shows ads; iSlipstick RF does not.

### Which is updated more often, iSlipstick RF or Gather?

iSlipstick RF ships an update every 10 months, and Gather every 3 days. Most recently, iSlipstick RF was updated on November 1, 2026 and Gather on October 27, 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.*