# Lumen: Refraction Workshop — A calm light-path puzzle

> A calm light-path puzzle (iPhone/iPad app by 滨斌 吴.)

- Source: https://appshunter.io/ios/app/lumen-refraction-workshop/id6814521991 (this page in markdown: same URL + `.md`)
- Developer: [滨斌 吴](https://appshunter.io/developer/6773174206)
- Category: Games, Puzzle
- Price: Free with in-app purchases
- Age rating: 4+
- Requires: iOS 18.0 · 6 MB
- Languages: American English, French (France), German (Germany), Japanese, Korean, Brazilian Portuguese, Chinese (Simplified, China), Thai, Chinese (Traditional, Taiwan)
- Released: 2026-09-24
- Data updated: 2026-09-30
- User reviews in markdown: https://appshunter.io/ios/app/lumen-refraction-workshop/id6814521991/reviews.md

## What is Lumen?

Guide beams of light through a handcrafted workshop of mirrors, splitters, filters, gates, and linked mechanisms. Every puzzle is about understanding the path—not racing a timer.

• 108 handcrafted puzzles across 9 chapters
• First 36 levels free
• One-time unlock for levels 37–108 and Creative Workshop
• No ads and no subscription
• Progressive hints and optional Clever challenges
• Offline play with local progress backup/import

Take your time. Follow the beam. Find the elegant route.

## Pricing and in-app purchases

Base price: Free.

**One-time purchases**

| Purchase | Price | Type |
| --- | --- | --- |
| Full Workshop | $0.99 | one-time |



## Version history (last 1 release)

### 1.0.0 — 2026-09-24

No release notes.

## More apps by 滨斌 吴

- [BillCard](https://appshunter.io/ios/app/billcard/id6773201523)
- [Crazy Gods: Sky World](https://appshunter.io/ios/app/crazy-gods-sky-world/id6811344230)

All apps by 滨斌 吴: https://appshunter.io/developer/6773174206

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*Data collected daily from the US App Store and indexed by [AppsHunter](https://appshunter.io/). User reviews are verbatim App Store reviews. Ratings, prices and chart positions refresh continuously; this snapshot is from 2026-09-30.*