# XE Calculator Pro vs Numio

The clearest difference is price: XE Calculator Pro at Free against Numio's $0.99. XE Calculator Pro also leads on device support (4 vs 2) and iOS requirement (15.0 vs 26.2). Numio's advantage is in-app purchases (none vs 3) and update cadence (weekly vs every 3 weeks). On ads there is nothing between them.

XE Calculator Pro is free to download; Numio costs $0.99 up front. XE Calculator Pro sells 3 in-app purchases, starting at $0.99 per 7 days. Numio asks for nothing beyond the download.

XE Calculator Pro ships an update every 3 weeks, Numio weekly. The most recent releases landed on November 7, 2026 and November 9, 2026 respectively.

## The numbers

| Metric | XE Calculator Pro | Numio |
| --- | --- | --- |
| Price | **Free** | $0.99 |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/xe-calculator-pro-math-ai/id1643883409/reviews)** | — |
| Number of ratings | **1** | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 3 weeks | **Weekly** |
| Monetization | Free with in-app purchases | — |
| Size | 102 MB | 5 MB |
| Requires iOS | **15.0** | 26.2 |
| Devices | **iPhone, iPad, iPod, Apple Watch** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [荣佳 杨](https://appshunter.io/developer/1659558087) | [GameOcean](https://appshunter.io/developer/1647958286) |

## What reviewers say

### XE Calculator Pro

[App page](https://appshunter.io/ios/app/xe-calculator-pro-math-ai/id1643883409)

This app is an AI-powered math assistant and productivity tool. It offers standard and scientific calculations, graphing, and a suite of utility tools for study, work, and daily life. Features include AI-driven problem solving with step-by-step explanations and smart history management.

**Highlights:** AI Math Assistant with step-by-step explanations, Standard and Scientific Calculator functions, Function Graphing (polar, parametric), Smart Calculation History with sharing and export, Utility Toolbox (loan calculator, unit converter, compass), Dual Keyboard Modes (Simple and Advanced)

**Features:** macOS Compatibility, Apple Watch app, Vision Pro support, iPhone Duo support

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Subscribe to Pro weekly | $0.99 | per 7 days |
| Subscribe to Pro monthly | $2.99 | per month |
| Subscribe to Pro annually | $24.99 | per year |


### Numio

[App page](https://appshunter.io/ios/app/numio-calculator-widget/id6757761331)

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

**In-app purchases:** none


## Frequently asked questions

### Is XE Calculator Pro free?

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

### Is Numio free?

Numio costs $0.99, with no in-app purchases.

### Do XE Calculator Pro or Numio have ads?

Neither XE Calculator Pro nor Numio shows ads.

### Which is updated more often, XE Calculator Pro or Numio?

XE Calculator Pro ships an update every 3 weeks, and Numio weekly. Most recently, XE Calculator Pro was updated on November 7, 2026 and Numio on November 9, 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.*