# Dr. LED vs Plan M8

The clearest difference is update cadence: Plan M8 at fortnightly against Dr. LED's monthly. Dr. LED's advantage is iOS requirement (13.0 vs 15.0). On price, ads, in-app purchases and device support there is nothing between them.

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

Dr. LED ships an update monthly, Plan M8 fortnightly. The most recent releases landed on September 23, 2026 and September 27, 2026 respectively.

## The numbers

| Metric | Dr. LED | Plan M8 |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/dr-led/id1041997733/reviews)** | — |
| Number of ratings | **1** | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Monthly | **Fortnightly** |
| Monetization | Free | — |
| Size | 21 MB | 51 MB |
| Requires iOS | **13.0** | 15.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Dynamic Engineering Inc.](https://appshunter.io/developer/1041997732) | [coara OU](https://appshunter.io/developer/1494296868) |

## What reviewers say

### Dr. LED

[App page](https://appshunter.io/ios/app/dr-led/id1041997733)

This app helps users select and convert marine LED bulbs. It provides guidance for navigation lights (single, bicolor, tricolor) and interior/exterior lighting. Selections can be made based on incandescent bulb images, Ancor numbers, bulb trade numbers, or navigation light types.

**Highlights:** Marine LED bulb selection, Conversion guide, Navigation light options (single, bicolor, tricolor), Interior and exterior light options, Selection by incandescent image, Selection by Ancor/Trade numbers

**Features:** macOS Compatibility

**In-app purchases:** none


### Plan M8

[App page](https://appshunter.io/ios/app/plan-m8/id1545925254)

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

**In-app purchases:** none


## Frequently asked questions

### Is Dr. LED free?

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

### Is Plan M8 free?

Plan M8 is free to download, with no in-app purchases.

### Do Dr. LED or Plan M8 have ads?

Neither Dr. LED nor Plan M8 shows ads.

### Which is updated more often, Dr. LED or Plan M8?

Dr. LED ships an update monthly, and Plan M8 fortnightly. Most recently, Dr. LED was updated on September 23, 2026 and Plan M8 on September 27, 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.*