# DRC vs Aquatechy

The clearest difference is price: Aquatechy at Free against DRC's $1.99. Aquatechy also leads on update cadence (every 2 weeks vs every 4 months) and device support (3 vs 1). DRC's advantage is chart position (#197 vs unranked). On ads and in-app purchases there is nothing between them.

Aquatechy is free to download; DRC costs $1.99 up front. Neither carries in-app purchases, so what you see is what you pay.

DRC ships an update every 4 months, Aquatechy every 2 weeks. The most recent releases landed on November 7, 2026 and November 8, 2026 respectively.

## The numbers

| Metric | DRC | Aquatechy |
| --- | --- | --- |
| Price | $1.99 | **Free** |
| Rating | **[4.3 (12 ratings)](https://appshunter.io/ios/app/drc-detailing-calculator/id1642812471/reviews)** | — |
| Number of ratings | **12** | — |
| Positive reviews | 77.8% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 4 months | **Every 2 weeks** |
| Monetization | Paid | — |
| Best chart rank | **#197** | — |
| Size | 53 MB | 38 MB |
| Requires iOS | 26.0 | **15.1** |
| Devices | iPhone | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Alfredo Zuniga](https://appshunter.io/developer/1642812473) | [Aquatechy](https://appshunter.io/developer/1739011227) |

## What reviewers say

### DRC

[App page](https://appshunter.io/ios/app/drc-detailing-calculator/id1642812471)

**Currently charting:** #197 Top Paid · Utilities (US App Store)

This app assists automotive detailers in calculating precise dilution ratios for various cleaning products. It helps determine the exact amounts of water and concentrate needed for a desired ratio, supporting both ounces and milliliters. Additionally, it offers a converter and a product guide with common dilution ratios.

**Highlights:** Calculate dilution ratios, Determine water and product amounts, Supports ounces and milliliters, Converter for Ounces/Milliliters, Product dilution ratio guide, Learn about Panel Impact Ratio

**In-app purchases:** none


### Aquatechy

[App page](https://appshunter.io/ios/app/aquatechy/id6480433576)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is DRC free?

DRC costs $1.99, with no in-app purchases.

### Is Aquatechy free?

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

### Do DRC or Aquatechy have ads?

Neither DRC nor Aquatechy shows ads.

### Which is updated more often, DRC or Aquatechy?

DRC ships an update every 4 months, and Aquatechy every 2 weeks. Most recently, DRC was updated on November 7, 2026 and Aquatechy on November 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.*