# Valet vs RF calculator & Smith Chart

The clearest difference is in-app purchases: Valet at none against RF calculator & Smith Chart's 1. Valet also leads on update cadence (every 6 weeks vs every 4 months) and iOS requirement (11.0 vs 15.0). On price, ads and device support there is nothing between them.

Both are free to download. RF calculator & Smith Chart sells 1 one-off in-app purchase. Valet asks for nothing beyond the download.

Valet ships an update every 6 weeks, RF calculator & Smith Chart every 4 months. The most recent releases landed on October 21, 2026 and October 22, 2026 respectively.

## The numbers

| Metric | Valet | RF calculator & Smith Chart |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (2 ratings)](https://appshunter.io/ios/app/valet/id399637149/reviews)** | — |
| Number of ratings | **2** | — |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | **Every 6 weeks** | Every 4 months |
| Monetization | Free | — |
| Size | 31 MB | 31 MB |
| Requires iOS | **11.0** | 15.0 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Automated Valet Parking Manager, LLC](https://appshunter.io/developer/384914122) | [Anas Abubakar](https://appshunter.io/developer/1581534101) |

## What reviewers say

### Valet

[App page](https://appshunter.io/ios/app/valet/id399637149)

This app automates valet parking operations and revenue management. It requires a prior contract with the service provider. Contact their website for more details or to initiate the setup process.

**Highlights:** Valet parking automation, Revenue control system, Contract-based service, Contact form integration

**In-app purchases:** none


### RF calculator & Smith Chart

[App page](https://appshunter.io/ios/app/rf-calculator-and-smith-chart/id6757265018)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| upgrade to pro | $3.99 | one-time |


## Frequently asked questions

### Is Valet free?

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

### Is RF calculator & Smith Chart free?

RF calculator & Smith Chart is free to download, with in-app purchases available.

### Do Valet or RF calculator & Smith Chart have ads?

Neither Valet nor RF calculator & Smith Chart shows ads.

### Which is updated more often, Valet or RF calculator & Smith Chart?

Valet ships an update every 6 weeks, and RF calculator & Smith Chart every 4 months. Most recently, Valet was updated on October 21, 2026 and RF calculator & Smith Chart on October 22, 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.*