# AI Task Assistant vs Winston Scientific Calculator

The clearest difference is price: AI Task Assistant at Free against Winston Scientific Calculator's $2.99. AI Task Assistant also leads on iOS requirement (13.0 vs 17.0). Winston Scientific Calculator's advantage is update cadence (every 5 days vs every 6 weeks). On ads, in-app purchases and device support there is nothing between them.

AI Task Assistant is free to download; Winston Scientific Calculator costs $2.99 up front. Neither carries in-app purchases, so what you see is what you pay.

AI Task Assistant ships an update every 6 weeks, Winston Scientific Calculator every 5 days. The most recent releases landed on October 28, 2026 and October 31, 2026 respectively.

## The numbers

| Metric | AI Task Assistant | Winston Scientific Calculator |
| --- | --- | --- |
| Price | **Free** | $2.99 |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 6 weeks | **Every 5 days** |
| Size | 39 MB | 4 MB |
| Requires iOS | **13.0** | 17.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Sami Ullah](https://appshunter.io/developer/1837210288) | [Robert Corbin](https://appshunter.io/developer/1890247992) |

## What reviewers say

### AI Task Assistant

[App page](https://appshunter.io/ios/app/ai-task-assistant/id6758245018)

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

**In-app purchases:** none


### Winston Scientific Calculator

[App page](https://appshunter.io/ios/app/winston-scientific-calculator/id6762801028)

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

**In-app purchases:** none


## Frequently asked questions

### Is AI Task Assistant free?

AI Task Assistant is free to download, with no in-app purchases.

### Is Winston Scientific Calculator free?

Winston Scientific Calculator costs $2.99, with no in-app purchases.

### Do AI Task Assistant or Winston Scientific Calculator have ads?

Neither AI Task Assistant nor Winston Scientific Calculator shows ads.

### Which is updated more often, AI Task Assistant or Winston Scientific Calculator?

AI Task Assistant ships an update every 6 weeks, and Winston Scientific Calculator every 5 days. Most recently, AI Task Assistant was updated on October 28, 2026 and Winston Scientific Calculator 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.*