# Phenol55 vs Calculator

The clearest difference is in-app purchases: Phenol55 at none against Calculator's 1. Phenol55 also leads on ads (none vs shown). Calculator's advantage is ratings volume (20 vs 6). On price, rating, update cadence and device support there is nothing between them.

Both are free to download. Calculator sells 1 one-off in-app purchase. Phenol55 asks for nothing beyond the download.

On the App Store both sit at effectively the same score — 4.3 for Phenol55 against 4.3 for Calculator. Both are backed by a comparable volume of ratings — 6 and 20 respectively.

Phenol55 ships an update every 2 months, Calculator every 3 months. The most recent releases landed on November 1, 2026 and November 3, 2026 respectively.

## The numbers

| Metric | Phenol55 | Calculator |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.3 (6 ratings)](https://appshunter.io/ios/app/phenol55/id593701823/reviews)** | [4.3 (20 ratings)](https://appshunter.io/ios/app/calculator-15-calculators/id1609183107/reviews) |
| Number of ratings | 6 | **20** |
| Positive reviews | — | 33.3% of reviews |
| In-app purchases | **No** | Yes |
| Ads | **No** | Yes |
| Update frequency | **Every 2 months** | Every 3 months |
| Monetization | **Free** | Free with in-app purchases |
| Size | 49 MB | 33 MB |
| Requires iOS | 15.1 | **15.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 17+ | 4+ |
| Developer | [Riverbend](https://appshunter.io/developer/593701826) | [RV AppStudios LLC](https://appshunter.io/developer/340181308) |

## What reviewers say

### Phenol55

[App page](https://appshunter.io/ios/app/phenol55/id593701823)

Manage your wine collection from your iOS device. View detailed bottle information, read or write tasting notes, and schedule pickups or deliveries. This app is exclusively for members cellaring wine with the service.

**Highlights:** Manage wine collection, View bottle images, Read tasting notes, Write tasting notes, Schedule pickup/delivery

**Features:** macOS Compatibility

**In-app purchases:** none


### Calculator

[App page](https://appshunter.io/ios/app/calculator-15-calculators/id1609183107)

This app offers a comprehensive suite of 15 calculators for everyday and scientific needs. Perform basic arithmetic, complex scientific calculations, and specialized conversions for units, taxes, loans, health, and more with accurate results.

**Highlights:** Classic and Scientific Calculations, Unit Converter (length, area, volume, etc.), Sales Tax, Tip, and Discount Calculators, Loan and Savings Calculators, Health (BMI, BMR) and Ovulation Calculators, GPA and Unit Price Calculators, Fuel Cost and Efficiency Calculators

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Remove Ads | $2.99 | one-time |


## Frequently asked questions

### Is Phenol55 free?

Phenol55 is free to download, with no in-app purchases.

### Is Calculator free?

Calculator is free to download, with in-app purchases available.

### Which has better reviews, Phenol55 or Calculator?

Phenol55 is rated higher. Phenol55 averages 4.3 out of 5 from 6 ratings, while Calculator averages 4.3 from 20 ratings.

### Do Phenol55 or Calculator have ads?

Calculator shows ads; Phenol55 does not.

### Which is updated more often, Phenol55 or Calculator?

Phenol55 ships an update every 2 months, and Calculator every 3 months. Most recently, Phenol55 was updated on November 1, 2026 and Calculator on November 3, 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.*