# NANLINK vs SLS Echon

The clearest difference is rating: SLS Echon at 5.0 against NANLINK's 2.0. SLS Echon also leads on update cadence (daily vs every 2 weeks). NANLINK's advantage is ratings volume (93 vs 1) and iOS requirement (13.0 vs 18.0). On price, ads, in-app purchases and monetization model there is nothing between them.

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

SLS Echon holds the better App Store score, 5.0 against 2.0. That said, the two scores are not equally well evidenced: NANLINK has 93 ratings behind it against 1, so its average is the more settled of the two.

NANLINK ships an update every 2 weeks, SLS Echon daily. The most recent releases landed on November 3, 2026 and October 31, 2026 respectively.

## The numbers

| Metric | NANLINK | SLS Echon |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [2.0 (93 ratings)](https://appshunter.io/ios/app/nanlink/id1584085006/reviews) | **[5.0 (1 ratings)](https://appshunter.io/ios/app/sls-echon/id6782618500/reviews)** |
| Number of ratings | **93** | 1 |
| Positive reviews | 19.4% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 2 weeks | **Daily** |
| Monetization | Free | Free |
| Size | 84 MB | 11 MB |
| Requires iOS | **13.0** | 18.0 |
| Devices | iPhone, iPod | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Guangdong Nanguang Photo&Video Systems Co., Ltd](https://appshunter.io/developer/1414146894) | [XINGYU LIANG](https://appshunter.io/developer/6782618502) |

## What reviewers say

### NANLINK

[App page](https://appshunter.io/ios/app/nanlink/id1584085006)

This wireless lighting control app allows users to manage light fixtures via Bluetooth and 2.4G protocols. It enables full control of individual or multiple fixtures synchronously for creating lighting effects and improving production efficiency.

**Highlights:** Bluetooth and 2.4G wireless control, Individual and group fixture control, Synchronous control of multiple fixtures, Creation of lighting effects, Scenario and group-based design, Full control of HSL and intensity

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

**In-app purchases:** none

**What reviewers like**

- 👍 Easy setup and connection (recent reviews)
- 🚀 Instant light control
- 🎨 Full color controls with multiple inputs
- 🗂️ Separate fixture groups are handy
- 🗄️ Presets save full HSL and intensity

**What reviewers complain about**

- 🐛 Lights spontaneously lose connection
- 🐛 Short delay before settings appear
- 🐛 UX overhaul needed, hard to find settings
- 🐛 Presets buried deep in menus
- 🐛 App doesn't have adaptive interface for iPads

**Reported bugs**

- Lights spontaneously lose connection
- Short delay between tapping light and settings appearing
- Presets buried several levels deep
- Lights spontaneously lose connection
- Short delay between tapping into a light and the settings coming up

**Requested features**

- Allow individual light adjustment within groups
- Make connection more stable
- Make settings appear instantly
- UX overhaul, make important settings accessible
- Put preset saving feature front and center


### SLS Echon

[App page](https://appshunter.io/ios/app/sls-echon/id6782618500)

Easily buy tickets and schedule appointments for Echon Studio. Manage your visits and plan your experience with this convenient utility.

**Highlights:** Purchase tickets, Book appointments, Visit Echon Studio, Manage visits

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

**In-app purchases:** none


## Frequently asked questions

### Is NANLINK free?

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

### Is SLS Echon free?

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

### Which has better reviews, NANLINK or SLS Echon?

SLS Echon is rated higher. NANLINK averages 2.0 out of 5 from 93 ratings, while SLS Echon averages 5.0 from 1 ratings.

### Do NANLINK or SLS Echon have ads?

Neither NANLINK nor SLS Echon shows ads.

### Which is updated more often, NANLINK or SLS Echon?

NANLINK ships an update every 2 weeks, and SLS Echon daily. Most recently, NANLINK was updated on November 3, 2026 and SLS Echon on October 31, 2026.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*