# RF Tools ++ vs RF Calculators

The clearest difference is price: RF Calculators at Free against RF Tools ++'s $1.99. RF Calculators also leads on update cadence (every 4 days vs every 2 weeks) and iOS requirement (12.0 vs 17.0). RF Tools ++'s advantage is ads (none vs shown). On in-app purchases and device support there is nothing between them.

RF Calculators is free to download; RF Tools ++ costs $1.99 up front. Neither carries in-app purchases, so what you see is what you pay.

RF Tools ++ ships an update every 2 weeks, RF Calculators every 4 days. The most recent releases landed on September 23, 2026 and September 8, 2026 respectively.

## The numbers

| Metric | RF Tools ++ | RF Calculators |
| --- | --- | --- |
| Price | $1.99 | **Free** |
| Rating | — | **[3.0 (1 ratings)](https://appshunter.io/ios/app/rf-calculators-everything-rf/id1559692740/reviews)** |
| Number of ratings | — | **1** |
| Positive reviews | — | 33.3% of reviews |
| In-app purchases | No | No |
| Ads | **No** | Yes |
| Update frequency | Every 2 weeks | **Every 4 days** |
| Monetization | — | Ad-supported |
| Size | 42 MB | 37 MB |
| Requires iOS | 17.0 | **12.0** |
| Devices | iPhone, iPad | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Jeff Curtis](https://appshunter.io/developer/358219019) | [everything RF LLP](https://appshunter.io/developer/1559692742) |

## What reviewers say

### RF Tools ++

[App page](https://appshunter.io/ios/app/rf-tools-plus-plus/id1548209609)

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

**In-app purchases:** none


### RF Calculators

[App page](https://appshunter.io/ios/app/rf-calculators-everything-rf/id1559692740)

This application provides a comprehensive suite of tools for radio frequency (RF) calculations. It includes various attenuator calculators, unit converters, RF propagation tools, and other specialized RF calculators for engineers and hobbyists.

**Highlights:** Attenuator calculators (Pi, Tee, Balanced, etc.), Unit converters (dBm to Watt, Watt to dBm), RF propagation tools (Link Budget, Antenna Down Tilt), Specialized RF calculators (Coax, MicroStrip, VSWR), Extensive list of RF calculation functions

**In-app purchases:** none


## Frequently asked questions

### Is RF Tools ++ free?

RF Tools ++ costs $1.99, with no in-app purchases.

### Is RF Calculators free?

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

### Do RF Tools ++ or RF Calculators have ads?

RF Calculators shows ads; RF Tools ++ does not.

### Which is updated more often, RF Tools ++ or RF Calculators?

RF Tools ++ ships an update every 2 weeks, and RF Calculators every 4 days. Most recently, RF Tools ++ was updated on September 23, 2026 and RF Calculators on September 8, 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.*