# Adam's Calc vs Calculator Plug

The clearest difference is ads: Calculator Plug at none against Adam's Calc's shown. Calculator Plug also leads on update cadence (every 4 days vs every 4 months). On price, rating, ratings volume and in-app purchases there is nothing between them.

Both are free to download. Adam's Calc sells 1 one-off in-app purchase and Calculator Plug sells 4 in-app purchases, starting at $5.99 per month. Whichever you choose, the download price is not the number that matters.

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

Adam's Calc ships an update every 4 months, Calculator Plug every 4 days. The most recent releases landed on October 9, 2026 and October 14, 2026 respectively.

## The numbers

| Metric | Adam's Calc | Calculator Plug |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [5.0 (2 ratings)](https://appshunter.io/ios/app/adams-calc/id1296681283/reviews) | [5.0 (1 ratings)](https://appshunter.io/ios/app/calculator-plug/id6775307587/reviews) |
| Number of ratings | **2** | 1 |
| In-app purchases | Yes | Yes |
| Ads | Yes | **No** |
| Update frequency | Every 4 months | **Every 4 days** |
| Monetization | Free with in-app purchases | Free with in-app purchases |
| Size | 5 MB | 34 MB |
| Requires iOS | **15.0** | 15.1 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [RD Concepts](https://appshunter.io/developer/1293498470) | [Mark Gabrielli](https://appshunter.io/developer/6775036752) |

## What reviewers say

### Adam's Calc

[App page](https://appshunter.io/ios/app/adams-calc/id1296681283)

A utility calculator that adds memory functionality to standard calculations. Designed to make your device's calculator more helpful by remembering previous results.

**Highlights:** Memory function for calculations, Enhanced utility calculator, Intuitive design, Remembers previous results

**Features:** macOS Compatibility

**In-app purchases (1)**

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


### 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 |


## Frequently asked questions

### Is Adam's Calc free?

Adam's Calc is free to download, with in-app purchases available.

### Is Calculator Plug free?

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

### Which has better reviews, Adam's Calc or Calculator Plug?

Adam's Calc and Calculator Plug are both rated 5.0 out of 5 on the App Store, from 2 and 1 ratings respectively.

### Do Adam's Calc or Calculator Plug have ads?

Adam's Calc shows ads; Calculator Plug does not.

### Which is updated more often, Adam's Calc or Calculator Plug?

Adam's Calc ships an update every 4 months, and Calculator Plug every 4 days. Most recently, Adam's Calc was updated on October 9, 2026 and Calculator Plug on October 14, 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.*