# Calculator Plug vs Fast Online Calculator

The clearest difference is in-app purchases: Fast Online Calculator at none against Calculator Plug's 4. On price, rating, ratings volume and ads there is nothing between them.

Both are free to download. Calculator Plug sells 4 in-app purchases, starting at $5.99 per month. Fast Online Calculator asks for nothing beyond the download.

On the App Store both sit at effectively the same score — 5.0 for Calculator Plug against 5.0 for Fast Online Calculator. Both are backed by a comparable volume of ratings — 1 and 2 respectively.

## The numbers

| Metric | Calculator Plug | Fast Online Calculator |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [5.0 (1 ratings)](https://appshunter.io/ios/app/calculator-plug/id6775307587/reviews) | [5.0 (2 ratings)](https://appshunter.io/ios/app/fast-online-calculator/id6789253559/reviews) |
| Number of ratings | 1 | **2** |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 4 days | — |
| Monetization | Free with in-app purchases | **Free** |
| Size | 34 MB | 12 MB |
| Requires iOS | 15.1 | **15.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Mark Gabrielli](https://appshunter.io/developer/6775036752) | [Sukhdev Singh](https://appshunter.io/developer/6789253561) |

## What reviewers say

### Calculator Plug

[App page](https://appshunter.io/ios/app/calculator-plug/id6775307587)

Access over 450 specialized calculators for construction, finance, health, trades, and more. This app offers a clean, offline-capable interface for quick, accurate calculations without intrusive ads.

**Highlights:** 450+ searchable calculators, Offline functionality, Clean dark interface, Construction calculators, Finance calculators, Health and fitness calculators, Trades calculators

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

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Pro Monthly | $5.99 | per month |
| Pro+ Monthly | $9.99 | per month |
| Pro Lifetime | $29.99 | one-time |
| Pro+ Lifetime | $44.99 | one-time |


### Fast Online Calculator

[App page](https://appshunter.io/ios/app/fast-online-calculator/id6789253559)

This all-in-one calculator app offers a comprehensive suite of tools for everyday needs, finance, health, education, and math. It features a clean interface for quick and accurate results, making it ideal for various users. From basic calculations to specialized financial and health tools, it provides essential functions in one place.

**Highlights:** Basic Calculator, Percentage Calculator, Unit Converter, BMI Calculator, Mortgage & Loan Calculators, Age & Calorie Calculators, Live U.S. Debt Clock

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Calculator Plug free?

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

### Is Fast Online Calculator free?

Fast Online Calculator is free to download, with no in-app purchases.

### Which has better reviews, Calculator Plug or Fast Online Calculator?

Calculator Plug and Fast Online Calculator are both rated 5.0 out of 5 on the App Store, from 1 and 2 ratings respectively.

### Do Calculator Plug or Fast Online Calculator have ads?

Neither Calculator Plug nor Fast Online Calculator shows ads.

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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.*