# iSlipstick RF vs QuickIn Doc

The clearest difference is in-app purchases: iSlipstick RF at none against QuickIn Doc's 1. iSlipstick RF also leads on iOS requirement (16.6 vs 26.0). QuickIn Doc's advantage is update cadence (every 10 days vs every 10 months) and device support (3 vs 1). On price and ads there is nothing between them.

Both are free to download. QuickIn Doc sells 1 in-app purchase, starting at $6.99 per year. iSlipstick RF asks for nothing beyond the download.

iSlipstick RF ships an update every 10 months, QuickIn Doc every 10 days. The most recent releases landed on October 16, 2026 and October 13, 2026 respectively.

## The numbers

| Metric | iSlipstick RF | QuickIn Doc |
| --- | --- | --- |
| 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** | Yes |
| Ads | No | No |
| Update frequency | Every 10 months | **Every 10 days** |
| Monetization | Free | — |
| Size | 43 MB | 11 MB |
| Requires iOS | **16.6** | 26.0 |
| Devices | iPhone | **iPhone, iPad, Mac** |
| Age rating | 4+ | 4+ |
| Developer | [Sam Virgillo](https://appshunter.io/developer/324560825) | [BD2DB](https://appshunter.io/developer/1665376191) |

## 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


### QuickIn Doc

[App page](https://appshunter.io/ios/app/quickin-doc/id6755641190)

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Standard — 1 Year | $6.99 | per year |


## Frequently asked questions

### Is iSlipstick RF free?

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

### Is QuickIn Doc free?

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

### Do iSlipstick RF or QuickIn Doc have ads?

Neither iSlipstick RF nor QuickIn Doc shows ads.

### Which is updated more often, iSlipstick RF or QuickIn Doc?

iSlipstick RF ships an update every 10 months, and QuickIn Doc every 10 days. Most recently, iSlipstick RF was updated on October 16, 2026 and QuickIn Doc on October 13, 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.*