# Lexikos Edge vs Secure Watermark

The clearest difference is rating: Lexikos Edge at 5.0 against Secure Watermark's 1.0. Lexikos Edge also leads on update cadence (every 4 months vs every 14 months) and iOS requirement (11.0 vs 17.0). On price, ratings volume, ads and in-app purchases there is nothing between them.

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

Lexikos Edge holds the better App Store score, 5.0 against 1.0. Both are backed by a comparable volume of ratings — 1 and 1 respectively.

Lexikos Edge ships an update every 4 months, Secure Watermark every 14 months. The most recent releases landed on November 3, 2026 and November 4, 2026 respectively.

## The numbers

| Metric | Lexikos Edge | Secure Watermark |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/lexikos-edge/id1473095701/reviews)** | [1.0 (1 ratings)](https://appshunter.io/ios/app/secure-watermark/id6504274596/reviews) |
| Number of ratings | 1 | 1 |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 4 months** | Every 14 months |
| Monetization | Free | Free |
| Size | 29 MB | 6 MB |
| Requires iOS | **11.0** | 17.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Leedarson Lighting Co., Ltd](https://appshunter.io/developer/606088631) | [泽海 黄](https://appshunter.io/developer/1069894245) |

## What reviewers say

### Lexikos Edge

[App page](https://appshunter.io/ios/app/lexikos-edge/id1473095701)

This application allows installers to commission and users to control Leedarson luminaires. It offers features like on/off switching, brightness adjustment, scene management, and scheduling. The app supports OTA updates and provides role-based access control.

**Highlights:** Import pre-defined templates, Control switch on/off and brightness, Manage scenes, Set timers and schedules, OTA support, Administrator and user roles, QR code access

**Features:** macOS Compatibility

**In-app purchases:** none


### Secure Watermark

[App page](https://appshunter.io/ios/app/secure-watermark/id6504274596)

Easily protect your sensitive documents and digital creations from unauthorized use. Add custom text, image, or handwritten signature watermarks to photos, IDs, and artwork. Offers advanced customization for text and image placement, with ID mode for seamless document protection.

**Highlights:** Rich text watermarks with full customization, Image watermarks with adjustable transparency, Handwritten signature watermarks, ID mode for secure document protection, Export as image or PDF at 300 DPI, Watermark management list

**In-app purchases:** none


## Frequently asked questions

### Is Lexikos Edge free?

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

### Is Secure Watermark free?

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

### Which has better reviews, Lexikos Edge or Secure Watermark?

Lexikos Edge is rated higher. Lexikos Edge averages 5.0 out of 5 from 1 ratings, while Secure Watermark averages 1.0 from 1 ratings.

### Do Lexikos Edge or Secure Watermark have ads?

Neither Lexikos Edge nor Secure Watermark shows ads.

### Which is updated more often, Lexikos Edge or Secure Watermark?

Lexikos Edge ships an update every 4 months, and Secure Watermark every 14 months. Most recently, Lexikos Edge was updated on November 3, 2026 and Secure Watermark 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.*