# LED professional Review (LpR)

> LED professional Review (LpR) (iPhone/iPad app by PressPad Sp. z o.o..)

- Source: https://appshunter.io/ios/app/led-professional-review-lpr/id704455942 (this page in markdown: same URL + `.md`)
- Developer: [PressPad Sp. z o.o.](https://appshunter.io/developer/449000752)
- Category: Productivity, Magazines & Newspapers
- Price: Free with in-app purchases
- Age rating: 4+
- Requires: iOS 6.0 · 13 MB
- Languages: American English, French (France), German (Germany), Japanese, Norwegian Bokmål, Norwegian Nynorsk, Polish, Brazilian Portuguese, European Spanish
- Released: 2013-09-19
- Data updated: 2026-08-23
- User reviews in markdown: https://appshunter.io/ios/app/led-professional-review-lpr/id704455942/reviews.md

## What is LED professional Review (LpR)?

The leading worldwide authority for LED & OLED lighting technology information.

LED professional Review (LpR) is a technology magazine for the lighting industry covering LED & OLED lighting systems including light sources, optics, electronics and thermal management focused on general lighting applications. It provides articles, interviews and commentaries, research news, technology news, business news and event news. LED professional Review (LpR) is the worldwide leading information source for LED & OLED lighting technology information founded in 2006 and published by Luger Research e.U. - Institute for Innovation & Technology - Austria.

==================================
The magazine offers a yearly (69.99€/79.99$) auto-renewable subscription 
- Payment will be charged to iTunes Account at confirmation of purchase 
- Subscription automatically renews unless auto-renew is turned off at least 24-hours before the end of the current period 
- Subscriptions may be managed by the user and auto-renewal may be turned off by going to the user's Account Settings after purchase

==================================
This magazine is proudly made with PressPad. Find out more at www.presspadapp.com

## Pricing and in-app purchases

Base price: Free.

**Subscriptions**

| Subscription | Price | Period |
| --- | --- | --- |
| LED professional Review | $79.99 | per year |

**One-time purchases**

| Purchase | Price | Type |
| --- | --- | --- |
| Issue #18 | $14.99 | one-time |
| Issue #43 | $14.99 | one-time |
| Issue #44 | $14.99 | one-time |
| Issue #45 | $14.99 | one-time |
| Issue #46 | $14.99 | one-time |
| Issue #47 | $14.99 | one-time |
| Issue #48 | $14.99 | one-time |
| Issue #49 | $14.99 | one-time |
| Issue #50 | $14.99 | one-time |



## Version history (last 5 releases)

### 12.0.0 — 2016-09-09

This app has been updated by Apple to display the Apple Watch app icon.

- logo change

### 11.1.0 — 2015-09-23

- bugfixes

### 11.0.4 — 2015-09-04

- bugfixes
- transactionReceipt for iOS9 support updated

### 10.4.0 — 2015-08-07

bug fixes

### 10.3.0 — 2015-07-09

bug fixes and keyword updates

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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 2026-08-23.*