DRC vs A
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
DRC
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.
- 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
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A simple to use app to help calculate any dilution ratio. The Dilution Ratio Calculator (DRC) app is specifically designed for automotive detailing. It will tell you how much water and product you need to get your desired dilution ratio. Simply enter your container size and dilution ratio to get accurate instant results in either Ounces or Milliliters. With the DRC app quickly calculate the amount of water and solution you need wherever you are! Learn what Panel Impact Ratio (PIR) is and how to calculate the right PIR for you. Also has a quick and easy to use Converter to convert Ounces to Milliliters or Milliliters to Ounces. The DRC app also has a dedicated section where you can find a wide variety of products with their dilution ratios. Everything from Detail Spray, Pre-Wash, Shampoo, and Wheel Cleaner. Easy for you to quickly find.
A
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A-DISK is a local file manager and backup tool. No account is required, and your files do not need to be uploaded to a cloud service. KEY FEATURES • Browse, copy, move, rename, delete, and organize files and folders • Add a USB drive, iCloud Drive, or another external location with the system Files picker • Back up and restore photos, videos, contacts, and documents • Preview images, videos, audio, and text files • Protect files with Secure Encryption or Fast Lock • Save photos, videos, and recordings to the location you choose • Protect the app with a launch password and biometric authentication iOS EXTERNAL STORAGE On iPhone and iPad, A-DISK uses the system file picker so you can explicitly authorize a folder. Without a physical drive, you can select a test folder in Files and use the same workflow. iOS does not provide a general App Store API for directly ejecting a USB drive; disconnection is managed by the system Files app. PRIVACY File processing takes place between your device and the locations you authorize. The current version contains no advertising, behavioral analytics, cross-app tracking, or cloud upload service. See the privacy policy for permission and local-storage details.
Screenshots
Verdict
The clearest difference is price: A at Free against DRC's $1.99. A also leads on device support (3 vs 1) and iOS requirement (15.0 vs 26.0). On ads and in-app purchases there is nothing between them.
Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS
A is free to download; DRC costs $1.99 up front. Neither carries in-app purchases, so what you see is what you pay.
| Parameter | DRC | A |
|---|---|---|
| Price | $1.99 | Free — better |
| Rating | 4.3 (12 ratings) — better | — |
| Positive reviews | 77.8% of reviews | — |
| Number of ratings | 12 — better | — |
| Update frequency | Every 4 months | — |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Paid | — |
| Devices | iPhone | iPhone, iPad, iPod — better |
| Requires iOS | 26.0 | 15.0 — better |
| Further details — not scored | ||
| Size | 53 MB | 37 MB |
| Age rating | 4+ | 9+ |
| Developer | Alfredo Zuniga | 仕萍 何 |
In-app purchases
DRC
No in-app purchases
A
No in-app purchases









