# Calculator Pro vs SP Hub

The clearest difference is in-app purchases: SP Hub at none against Calculator Pro's 2. SP Hub also leads on ads (none vs shown) and device support (3 vs 1). Calculator Pro's advantage is update cadence (every 2 weeks vs every 2 months). On price there is nothing between them.

Both are free to download. Calculator Pro sells 2 in-app purchases, starting at $4.99 per 7 days. SP Hub asks for nothing beyond the download.

Calculator Pro ships an update every 2 weeks, SP Hub every 2 months. The most recent releases landed on October 30, 2026 and October 31, 2026 respectively.

## The numbers

| Metric | Calculator Pro | SP Hub |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.4 (62 ratings)](https://appshunter.io/ios/app/calculator-pro-smart-tools/id6751831649/reviews)** | — |
| Number of ratings | **62** | — |
| In-app purchases | Yes | **No** |
| Ads | Yes | **No** |
| Update frequency | **Every 2 weeks** | Every 2 months |
| Monetization | Free with in-app purchases | — |
| Size | 28 MB | 67 MB |
| Requires iOS | 18.5 | **12.0** |
| Devices | iPhone | **iPhone, iPad, iPod** |
| Age rating | 17+ | 4+ |
| Developer | [嘉晨 王](https://appshunter.io/developer/1780248506) | [Emanuele Iacobucci](https://appshunter.io/developer/1830766656) |

## What reviewers say

### Calculator Pro

[App page](https://appshunter.io/ios/app/calculator-pro-smart-tools/id6751831649)

This app consolidates essential calculation tools into a user-friendly interface. It offers basic and scientific calculations, currency and unit conversions, loan and discount tools, and a date calculator. Customize themes and settings for a personalized experience.

**Highlights:** Basic and scientific calculations, Currency and unit converters, Loan, discount, and tip calculators, Date and BMI calculators, Calculation history, Customizable themes and settings

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Smart Calculator Week | $4.99 | per 7 days |
| Smart Calculator NoAds Lift-Time | $12.99 | one-time |


### SP Hub

[App page](https://appshunter.io/ios/app/sp-hub/id6764422637)

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

**In-app purchases:** none


## Frequently asked questions

### Is Calculator Pro free?

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

### Is SP Hub free?

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

### Do Calculator Pro or SP Hub have ads?

Calculator Pro shows ads; SP Hub does not.

### Which is updated more often, Calculator Pro or SP Hub?

Calculator Pro ships an update every 2 weeks, and SP Hub every 2 months. Most recently, Calculator Pro was updated on October 30, 2026 and SP Hub on October 31, 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.*