# Calculator83 vs PhoneBox US

The clearest difference is update cadence: PhoneBox US at monthly against Calculator83's every 20 months. On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

Calculator83 ships an update every 20 months, PhoneBox US monthly. The most recent releases landed on November 10, 2026 and November 7, 2026 respectively.

## The numbers

| Metric | Calculator83 | PhoneBox US |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (4 ratings)](https://appshunter.io/ios/app/calculator83/id891194491/reviews)** | — |
| Number of ratings | **4** | — |
| Positive reviews | 66.7% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 20 months | **Monthly** |
| Monetization | Free | — |
| Size | 10 MB | 34 MB |
| Requires iOS | **15.0** | 15.1 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Lyker Labs LLC](https://appshunter.io/developer/891194494) | [Gophonebox](https://appshunter.io/developer/1449674475) |

## What reviewers say

### Calculator83

[App page](https://appshunter.io/ios/app/calculator83/id891194491)

A minimalist calculator app focused on simplicity and a clean workflow. It offers both basic and scientific modes, allowing users to perform calculations without complex settings. Get started quickly with this straightforward tool.

**Highlights:** Minimalist design, Clean workflow, Basic mode, Scientific mode, Easy to use

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

**In-app purchases:** none


### PhoneBox US

[App page](https://appshunter.io/ios/app/phonebox-us/id6446149914)

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

**In-app purchases:** none


## Frequently asked questions

### Is Calculator83 free?

Calculator83 is free to download, with no in-app purchases.

### Is PhoneBox US free?

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

### Do Calculator83 or PhoneBox US have ads?

Neither Calculator83 nor PhoneBox US shows ads.

### Which is updated more often, Calculator83 or PhoneBox US?

Calculator83 ships an update every 20 months, and PhoneBox US monthly. Most recently, Calculator83 was updated on November 10, 2026 and PhoneBox US on November 7, 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.*