# Drill Bit Converter vs Winfield United Evolve

The clearest difference is price: Winfield United Evolve at Free against Drill Bit Converter's $0.99. Winfield United Evolve also leads on update cadence (every 14 months vs every 54 months). On ads, in-app purchases, device support and iOS requirement there is nothing between them.

Winfield United Evolve is free to download; Drill Bit Converter costs $0.99 up front. Neither carries in-app purchases, so what you see is what you pay.

Drill Bit Converter ships an update every 54 months, Winfield United Evolve every 14 months. The most recent releases landed on September 21, 2026 and June 11, 2026 respectively.

## The numbers

| Metric | Drill Bit Converter | Winfield United Evolve |
| --- | --- | --- |
| Price | $0.99 | **Free** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 54 months | **Every 14 months** |
| Size | 2 MB | 20 MB |
| Requires iOS | 13.0 | 13.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Dohmann Engineering Services](https://appshunter.io/developer/401682475) | [Winfield Solutions, LLC](https://appshunter.io/developer/563600053) |

## What reviewers say

### Drill Bit Converter

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

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

**In-app purchases:** none


### Winfield United Evolve

[App page](https://appshunter.io/ios/app/winfield-united-evolve/id1577387777)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Drill Bit Converter free?

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

### Is Winfield United Evolve free?

Winfield United Evolve is free to download, with no in-app purchases.

### Do Drill Bit Converter or Winfield United Evolve have ads?

Neither Drill Bit Converter nor Winfield United Evolve shows ads.

### Which is updated more often, Drill Bit Converter or Winfield United Evolve?

Drill Bit Converter ships an update every 54 months, and Winfield United Evolve every 14 months. Most recently, Drill Bit Converter was updated on September 21, 2026 and Winfield United Evolve on June 11, 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.*