# Prompt AI vs Lua

The clearest difference is review sentiment: Prompt AI at 80% against Lua's 25%. Prompt AI also leads on rating (4.4 vs 1.7) and ads (none vs shown). Lua's advantage is update cadence (every 8 days vs every 2 months). On price, in-app purchases, device support and iOS requirement there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

Prompt AI holds the better App Store score, 4.4 against 1.7. That said, the two scores are not equally well evidenced: Prompt AI has 18 ratings behind it against 3, so its average is the more settled of the two. Written reviews point the same way: 80% of Prompt AI's written reviews are positive against 25% of Lua's.

Prompt AI ships an update every 2 months, Lua every 8 days. The most recent releases landed on November 3, 2026 and November 4, 2026 respectively.

## The numbers

| Metric | Prompt AI | Lua |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.4 (18 ratings)](https://appshunter.io/ios/app/prompt-ai-draw-anything/id1645128182/reviews)** | [1.7 (3 ratings)](https://appshunter.io/ios/app/lua-ai-art-generator/id6502630910/reviews) |
| Number of ratings | **18** | 3 |
| Positive reviews | **80.0% of reviews** | 25.0% of reviews |
| In-app purchases | No | No |
| Ads | **No** | Yes |
| Update frequency | Every 2 months | **Every 8 days** |
| Monetization | **Free** | Ad-supported |
| Size | 52 MB | 18 MB |
| Requires iOS | 15.5 | **15.0** |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Jake Shelley](https://appshunter.io/developer/956615107) | [Salih KAHRIMAN](https://appshunter.io/developer/1732204990) |

## What reviewers say

### Prompt AI

[App page](https://appshunter.io/ios/app/prompt-ai-draw-anything/id1645128182)

Transform your quick sketches into stunning masterpieces using AI. Simply draw, add a descriptive prompt, and watch as the technology creates a professional-level artwork in seconds. It's a free and easy way to explore your artistic potential.

**Highlights:** AI-powered art generation, Sketch to masterpiece transformation, Text prompt customization, User-friendly drawing interface, Free to use

**Features:** macOS Compatibility

**In-app purchases:** none


### Lua

[App page](https://appshunter.io/ios/app/lua-ai-art-generator/id6502630910)

This AI-powered app offers creative visual editing with advanced tools for photo manipulation and image generation. Explore various styles and modules to bring your imagination to life, including background removal and 3D transformations.

**Highlights:** AI-powered visual creation, Background removal, 3D character transformation, Colorization, Advanced editing modules, Continuous updates

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Prompt AI free?

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

### Is Lua free?

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

### Which has better reviews, Prompt AI or Lua?

Prompt AI is rated higher. Prompt AI averages 4.4 out of 5 from 18 ratings, while Lua averages 1.7 from 3 ratings.

### Do Prompt AI or Lua have ads?

Lua shows ads; Prompt AI does not.

### Which is updated more often, Prompt AI or Lua?

Prompt AI ships an update every 2 months, and Lua every 8 days. Most recently, Prompt AI was updated on November 3, 2026 and Lua on November 4, 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.*