# Max Calc vs Calculator Plug

The clearest difference is monetization model: Max Calc at free against Calculator Plug's free with in-app purchases. Calculator Plug's advantage is update cadence (every 4 days vs every 9 days) and iOS requirement (15.1 vs 17.0). On price, rating, ratings volume and ads there is nothing between them.

Both are free to download. Max Calc sells 2 one-off in-app purchases 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 Max Calc against 5.0 for Calculator Plug. Both are backed by a comparable volume of ratings — 1 and 1 respectively.

Max Calc ships an update every 9 days, Calculator Plug every 4 days. The most recent releases landed on November 3, 2026 and October 31, 2026 respectively.

## The numbers

| Metric | Max Calc | Calculator Plug |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [5.0 (1 ratings)](https://appshunter.io/ios/app/max-calc/id6463495098/reviews) | [5.0 (1 ratings)](https://appshunter.io/ios/app/calculator-plug/id6775307587/reviews) |
| Number of ratings | 1 | 1 |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Every 9 days | **Every 4 days** |
| Monetization | **Free** | Free with in-app purchases |
| Size | 8 MB | 34 MB |
| Requires iOS | 17.0 | **15.1** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Anatolii Mazkun](https://appshunter.io/developer/1697280298) | [Mark Gabrielli](https://appshunter.io/developer/6775036752) |

## What reviewers say

### Max Calc

[App page](https://appshunter.io/ios/app/max-calc/id6463495098)

This app offers a versatile calculation suite, combining standard, scientific, developer, and accounting functions. It also includes a unit converter and tools for health and date calculations, all within a user-friendly interface.

**Highlights:** Standard and Scientific Calculator, Developer Calculator (hex, binary), Accounting Calculator, 130+ Unit Converter, Body and Date/Time Calculator, History tracking, Customizable result formatting

**Features:** macOS Compatibility

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 5 days Free Using  All Premium | Free | one-time |
| Premium features | $4.99 | 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 Max Calc free?

Max 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, Max Calc or Calculator Plug?

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

### Do Max Calc or Calculator Plug have ads?

Neither Max Calc nor Calculator Plug shows ads.

### Which is updated more often, Max Calc or Calculator Plug?

Max Calc ships an update every 9 days, and Calculator Plug every 4 days. Most recently, Max Calc was updated on November 3, 2026 and Calculator Plug on October 31, 2026.

---

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