# RF vs Offset Calc App ANSI

The clearest difference is update cadence: Offset Calc App ANSI at monthly against RF's every 4 months. Offset Calc App ANSI also leads on chart position (#147 vs unranked) and review sentiment (100% vs 91%). On rating, ratings volume, ads and in-app purchases there is nothing between them.

RF costs $7.99 and Offset Calc App ANSI $6.99 up front. Neither carries in-app purchases, so what you see is what you pay.

On the App Store both sit at effectively the same score — 4.9 for RF against 5.0 for Offset Calc App ANSI. Both are backed by a comparable volume of ratings — 22 and 19 respectively. Written reviews are what separate them: 91% of RF's written reviews are positive against 100% of Offset Calc App ANSI's.

RF ships an update every 4 months, Offset Calc App ANSI monthly. The most recent releases landed on September 22, 2026 and September 21, 2026 respectively.

## The numbers

| Metric | RF | Offset Calc App ANSI |
| --- | --- | --- |
| Price | $7.99 | **$6.99** |
| Rating | [4.9 (22 ratings)](https://appshunter.io/ios/app/rf-toolbox-pro/id593044099/reviews) | **[5.0 (19 ratings)](https://appshunter.io/ios/app/offset-calc-app-ansi/id1463259532/reviews)** |
| Number of ratings | **22** | 19 |
| Positive reviews | 91.1% of reviews | **100.0% of reviews** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 4 months | **Monthly** |
| Monetization | Paid | Paid |
| Best chart rank | — | **#147** |
| Size | 92 MB | 95 MB |
| Requires iOS | 11.1 | **10.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Marcus Roskosch](https://appshunter.io/developer/334053438) | [Steffen Weber](https://appshunter.io/developer/1456703068) |

## What reviewers say

### RF

[App page](https://appshunter.io/ios/app/rf-toolbox-pro/id593044099)

This app provides over 90 specialized tools for high-frequency electronics, catering to RF professionals, radio amateurs, and students. It offers calculations for PCB traces, filters, impedance, and more, with ongoing updates and new features planned.

**Highlights:** PCB Trace Width and Impedance, LC/L/T/Pi Match Calculation, Coax Cable Calculations, Amplifier and Attenuator Cascade, SWR/Reflection/Return Loss Conversion, Filter Design (Butterworth, Chebyshev), RF Units Conversion

**In-app purchases:** none


### Offset Calc App ANSI

[App page](https://appshunter.io/ios/app/offset-calc-app-ansi/id1463259532)

**Currently charting:** #147 Top Paid · Productivity (US App Store)

This industrial pipe construction tool calculates pipe offsets and weights according to ANSI/ASME standards. It offers imperial and metric calculations for various pipe sizes and fittings, helping users save material, time, and stress.

**Highlights:** Imperial and metric offset calculations, Pipe and profile weight calculations, ANSI/ASME standard nominal diameters, Calculation with length or elbow angle, Offsets with tee, History of calculations

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

**In-app purchases:** none


## Frequently asked questions

### Is RF free?

RF costs $7.99, with no in-app purchases.

### Is Offset Calc App ANSI free?

Offset Calc App ANSI costs $6.99, with no in-app purchases.

### Which has better reviews, RF or Offset Calc App ANSI?

Offset Calc App ANSI is rated higher. RF averages 4.9 out of 5 from 22 ratings, while Offset Calc App ANSI averages 5.0 from 19 ratings.

### Do RF or Offset Calc App ANSI have ads?

Neither RF nor Offset Calc App ANSI shows ads.

### Which is updated more often, RF or Offset Calc App ANSI?

RF ships an update every 4 months, and Offset Calc App ANSI monthly. Most recently, RF was updated on September 22, 2026 and Offset Calc App ANSI on September 21, 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.*