# RF Tools ++ vs Drill Bit Converter

The clearest difference is update cadence: RF Tools ++ at every 2 weeks against Drill Bit Converter's every 54 months. Drill Bit Converter's advantage is price ($0.99 vs $1.99) and iOS requirement (13.0 vs 17.0). On ads, in-app purchases and device support there is nothing between them.

RF Tools ++ costs $1.99 and Drill Bit Converter $0.99 up front. Neither carries in-app purchases, so what you see is what you pay.

RF Tools ++ ships an update every 2 weeks, Drill Bit Converter every 54 months. The most recent releases landed on September 23, 2026 and September 21, 2026 respectively.

## The numbers

| Metric | RF Tools ++ | Drill Bit Converter |
| --- | --- | --- |
| Price | $1.99 | **$0.99** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 2 weeks** | Every 54 months |
| Size | 42 MB | 2 MB |
| Requires iOS | 17.0 | **13.0** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Jeff Curtis](https://appshunter.io/developer/358219019) | [Dohmann Engineering Services](https://appshunter.io/developer/401682475) |

## 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


### Drill Bit Converter

[App page](https://appshunter.io/ios/app/drill-bit-converter/id1552080952)

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

**In-app purchases:** none


## Frequently asked questions

### Is RF Tools ++ free?

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

### Is Drill Bit Converter free?

Drill Bit Converter costs $0.99, with no in-app purchases.

### Do RF Tools ++ or Drill Bit Converter have ads?

Neither RF Tools ++ nor Drill Bit Converter shows ads.

### Which is updated more often, RF Tools ++ or Drill Bit Converter?

RF Tools ++ ships an update every 2 weeks, and Drill Bit Converter every 54 months. Most recently, RF Tools ++ was updated on September 23, 2026 and Drill Bit Converter 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.*