# Calculator Widget Pro vs Contaxs

The clearest difference is price: Calculator Widget Pro at Free against Contaxs's $9.99. Calculator Widget Pro also leads on iOS requirement (17.0 vs 26.1). Contaxs's advantage is review sentiment (100% vs 67%). On update cadence, ads, in-app purchases and device support there is nothing between them.

Calculator Widget Pro is free to download; Contaxs costs $9.99 up front. Neither carries in-app purchases, so what you see is what you pay.

Both ship on a similar rhythm, roughly every 2 days. The most recent releases landed on October 30, 2026 and October 28, 2026 respectively.

## The numbers

| Metric | Calculator Widget Pro | Contaxs |
| --- | --- | --- |
| Price | **Free** | $9.99 |
| Rating | **[4.5 (11 ratings)](https://appshunter.io/ios/app/calculator-widget-pro/id6464080498/reviews)** | — |
| Number of ratings | **11** | — |
| Positive reviews | 66.7% of reviews | **100.0% of reviews** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 2 days | Every 2 days |
| Monetization | **Free** | Paid |
| Size | 2 MB | 16 MB |
| Requires iOS | **17.0** | 26.1 |
| Devices | iPhone, iPad | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Todd Bowden](https://appshunter.io/developer/319589187) | [Elysoft](https://appshunter.io/developer/1889263042) |

## What reviewers say

### Calculator Widget Pro

[App page](https://appshunter.io/ios/app/calculator-widget-pro/id6464080498)

Access a fully functional calculator directly from your Home Screen with interactive widgets. Perform basic arithmetic, scientific calculations, and even calculate tips without opening the app.

**Highlights:** Home screen calculator widget, Basic arithmetic operations, Advanced scientific functions, Tip calculation, Interactive widget design

**Features:** macOS Compatibility

**In-app purchases:** none


### Contaxs

[App page](https://appshunter.io/ios/app/contaxs-contacts-cleaner/id6761386049)

Organize your iPhone contacts with this comprehensive toolkit. It intelligently finds and merges duplicates, cleans up messy names, and provides reliable backup and restore options. Take full control of your address book with advanced management features.

**Highlights:** Smart duplicate consolidation, Apple Intelligence name cleanup, Cross-account duplicate detection, Precision contact merging, Reliable backup and restore, Account and group management

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

**In-app purchases:** none


## Frequently asked questions

### Is Calculator Widget Pro free?

Calculator Widget Pro is free to download, with no in-app purchases.

### Is Contaxs free?

Contaxs costs $9.99, with no in-app purchases.

### Do Calculator Widget Pro or Contaxs have ads?

Neither Calculator Widget Pro nor Contaxs shows ads.

### Which is updated more often, Calculator Widget Pro or Contaxs?

Calculator Widget Pro ships an update every 2 days, and Contaxs every 2 days. Most recently, Calculator Widget Pro was updated on October 30, 2026 and Contaxs on October 28, 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.*