# Alcohol Calculator + vs NRRS

The clearest difference is price: NRRS at Free against Alcohol Calculator +'s $0.99. Alcohol Calculator +'s advantage is update cadence (weekly vs every 16 months) and iOS requirement (13.0 vs 17.6). On ads, in-app purchases and device support there is nothing between them.

NRRS is free to download; Alcohol Calculator + costs $0.99 up front. Neither carries in-app purchases, so what you see is what you pay.

Alcohol Calculator + ships an update weekly, NRRS every 16 months. The most recent releases landed on November 2, 2026 and October 26, 2026 respectively.

## The numbers

| Metric | Alcohol Calculator + | NRRS |
| --- | --- | --- |
| Price | $0.99 | **Free** |
| Rating | **[2.3 (3 ratings)](https://appshunter.io/ios/app/alcohol-calculator-plus/id1092478209/reviews)** | — |
| Number of ratings | **3** | — |
| Positive reviews | 78.3% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Weekly** | Every 16 months |
| Monetization | Paid | — |
| Size | 6 MB | 3 MB |
| Requires iOS | **13.0** | 17.6 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 17+ | 4+ |
| Developer | [Alex Korablev](https://appshunter.io/developer/412275807) | [Answers4Families](https://appshunter.io/developer/530164780) |

## What reviewers say

### Alcohol Calculator +

[App page](https://appshunter.io/ios/app/alcohol-calculator-plus/id1092478209)

This app helps calculate alcohol mixtures for desired concentrations, accounting for temperature and pressure. It also calculates sugar dissolution and mixing hot/cold water for specific temperatures and volumes.

**Highlights:** Alcohol dilution calculations, Mixing multiple alcohol solutions, Dilution by weight, Temperature and pressure adjustments, Sugar dissolution calculation, Hot/cold water mixing for temperature

**Features:** macOS Compatibility

**In-app purchases:** none


### NRRS

[App page](https://appshunter.io/ios/app/nrrs/id1490934580)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Alcohol Calculator + free?

Alcohol Calculator + costs $0.99, with no in-app purchases.

### Is NRRS free?

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

### Do Alcohol Calculator + or NRRS have ads?

Neither Alcohol Calculator + nor NRRS shows ads.

### Which is updated more often, Alcohol Calculator + or NRRS?

Alcohol Calculator + ships an update weekly, and NRRS every 16 months. Most recently, Alcohol Calculator + was updated on November 2, 2026 and NRRS on October 26, 2026.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*