# TechDraw vs Big Prize Wheel

The clearest difference is price: Big Prize Wheel at Free against TechDraw's $7.99. Big Prize Wheel also leads on update cadence (every 2 weeks vs every 4 months). TechDraw's advantage is iOS requirement (13.0 vs 16.0). On ads, in-app purchases and device support there is nothing between them.

Big Prize Wheel is free to download; TechDraw costs $7.99 up front. Neither carries in-app purchases, so what you see is what you pay.

TechDraw ships an update every 4 months, Big Prize Wheel every 2 weeks. The most recent releases landed on November 6, 2026 and November 7, 2026 respectively.

## The numbers

| Metric | TechDraw | Big Prize Wheel |
| --- | --- | --- |
| Price | $7.99 | **Free** |
| Rating | **[3.0 (2 ratings)](https://appshunter.io/ios/app/techdraw/id550494966/reviews)** | — |
| Number of ratings | **2** | — |
| Positive reviews | 0.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 4 months | **Every 2 weeks** |
| Monetization | Paid | — |
| Size | 2 MB | 1 MB |
| Requires iOS | **13.0** | 16.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 12+ | 4+ |
| Developer | [Kelly Technology Inc.](https://appshunter.io/developer/393931941) | [毅盛 汪](https://appshunter.io/developer/1626403558) |

## What reviewers say

### TechDraw

[App page](https://appshunter.io/ios/app/techdraw/id550494966)

This drawing application offers built-in geometric shapes, a text editor, and an equation editor. It supports data transfer for collaboration and backup, and allows sharing on social media. A comprehensive user manual is included within the app.

**Highlights:** Geometric shapes library, Text and equation editor, Data transfer for collaboration, Social media sharing, Included user manual

**Features:** Vision Pro support

**In-app purchases:** none


### Big Prize Wheel

[App page](https://appshunter.io/ios/app/big-prize-wheel/id1642114420)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is TechDraw free?

TechDraw costs $7.99, with no in-app purchases.

### Is Big Prize Wheel free?

Big Prize Wheel is free to download, with no in-app purchases.

### Do TechDraw or Big Prize Wheel have ads?

Neither TechDraw nor Big Prize Wheel shows ads.

### Which is updated more often, TechDraw or Big Prize Wheel?

TechDraw ships an update every 4 months, and Big Prize Wheel every 2 weeks. Most recently, TechDraw was updated on November 6, 2026 and Big Prize Wheel 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.*