Comparison

GVM LED vs NANLINK

Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.

Head to head

GVM LED

Free

🔧 Utilities

★ 3.04 ratingsView app →

NANLINK

Free

🔧 Utilities

★ 2.192 ratingsView app →

About

GVM LED

Control photography lamps via Bluetooth connection. Adjust settings and manage your lighting equipment directly from your mobile device.

Highlights

Bluetooth lamp control
Photography lighting management
App-controlled lighting
GVM product integration

Features

Read full description

This is a software that can control the photography lamp. The app controls the photography lamp product with app function under GVM through Bluetooth connection.

About

NANLINK

Control lighting fixtures wirelessly via Bluetooth or 2.4G. Create complex lighting effects for film and video production by managing individual or multiple lights simultaneously. Enhance production efficiency with intuitive scenario and group-based controls.

Highlights

Wireless lighting control
Bluetooth and 2.4G support
Individual fixture control
Synchronous multi-fixture control
Scenario and group management
Create lighting effects

Features

Read full description

NANLINK APP, a wireless lighting control application designed and developed by Guangdong Nanguang Photo&Video Systems Co.,Ltd, allows for controlling light fixtures via Bluetooth Network and 2.4G Wireless Protocol. The APP is compatible with devices that run on IOS and iPadOS operating systems. Based on the design concept of scenario and group, NANLINK can assist gaffers and cinematographers with the creation of fascinating lighting effects through the full control of individual fixture and multiple fixtures synchronously, thus to achieve more production efficiency at the shooting scenes.

Screenshots

GVM LED4 screens

NANLINK4 screens

Verdict

The call

The clearest difference is rating: GVM LED at 3.0 against NANLINK's 2.1. NANLINK's advantage is ratings volume (92 vs 4) and update cadence (fortnightly vs every 2 months). On price, review sentiment, ads and in-app purchases there is nothing between them.

Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS

CostPrice · In-app purchases · Ads · Monetization

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

ReceptionRating · Positive reviews · Number of ratings

GVM LED holds the better App Store score, 3.0 against 2.1. That said, the two scores are not equally well evidenced: NANLINK has 92 ratings behind it against 4, so its average is the more settled of the two. Written reviews point the same way: 22% of GVM LED's written reviews are positive against 19% of NANLINK's.

UpkeepUpdate frequency

GVM LED ships an update every 2 months, NANLINK fortnightly. The most recent releases landed on September 5, 2026 and August 19, 2026 respectively.

Scorecard3 real differences · 7 level

GVM LED versus NANLINK: the parameters behind the verdict, then further details
Parameter	GVM LED	NANLINK
Price	Free	Free
Rating	3.0 (4 ratings) — better	2.1 (92 ratings)
Positive reviews	22.0% of reviews — better	19.4% of reviews
Number of ratings	4	92 — better
Update frequency	Every 2 months	Fortnightly — better
Ads	No	No
In-app purchases	No	No
Monetization	Free	Free
Devices	iPhone, iPad, iPod — better	iPhone, iPod
Requires iOS	13.0	13.0
Further details — not scored
Size	49 MB	82 MB
Age rating	4+	4+
Developer	丹丹陈	Guangdong Nanguang Photo&Video Systems Co., Ltd

Customer experience

GVM LED

All ratings4 ratings

Positive50.0%

Neutral0.0%

Negative50.0%

Written reviews91 reviews

Positive22.0%

Neutral4.4%

Negative73.6%

NANLINK

All ratings92 ratings

Positive21.7%

Neutral5.4%

Negative72.8%

Written reviews72 reviews

Positive19.4%

Neutral5.6%

Negative75.0%

User reviews

GVM LED

From 4 App Store ratings

What we love

👍 Simple and intuitive control interface
🚀 Fast Bluetooth connection when working
🎨 Good color control and lighting customization
💡 Responsive developers who implement feature requests
🔧 Ability to rename lights for easy identification

Room to improve

🔐 Mandatory account registration and login requirement
🐛 Frequent Bluetooth connection failures
📧 Verification code delivery delays and failures
❌ Cannot control multiple lights independently at once
📱 App crashes during device syncing

NANLINK

From 92 App Store ratings

What we love

👍 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

Room to improve

🐛 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

Bugs and requests

GVM LED

Reported bugs

12 issues

Login credentials rejected despite correct password
Verification code times out before use
App crashes during device synchronization
Cannot connect more than one light at a time
Bluetooth connection drops unexpectedly

Show 7 more

App freezes on main page or navigation tabs
Password matching validation fails despite identical entries
Login fails when using non-.com email addresses
App requires WiFi for login despite Bluetooth-only operation
In-app message/problem form always returns 'FAILED' status
Incompatibility with iPad Pro color adjustment
Recent update broke previously working connections

Requested features

10 requests

Remove mandatory login requirement for local Bluetooth control
Enable independent control of multiple lights simultaneously
Expand scene customization options beyond 8 presets
Add keyboard shortcuts and Stream Deck integration for streaming
Improve color wheel with more granular color selection

Show 5 more

Add dark mode option
Create desktop/PC version with better controls
Allow grouping of lights for synchronized control
Implement offline mode for Bluetooth-only operation
Add light naming persistence across app sessions

NANLINK

Reported bugs

59 issues

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

Show 54 more

Fixture groups not working after upgrading to Nanlink 2.0
Lose signal if further than 8ft from unit
App lagging and poorly working
Constantly drops connection
App constantly crashes
Recent update erased presets
Grouping issues after update
Cannot add fixtures to groups
App won't work without supplying personal info
Layout doesn't adapt well to iPad, wasted space
Login difficult, fields won't allow pasting from password manager
No import of existing scenes on iPad
App not working with Pavotubes
Bluetooth not working for T8-7x
Inconsistent operation, will not pair with lights
Exiting and reopening app locks up trying to re-pair
App asks for excessive permissions (photos, emails, texts)
New update killed presets and dropped connection to all fixtures
App doesn't work with new iPhones (dynamic island)
Cannot go back from one tube's settings to the previous screen
Settings don't seem to save
CCT mode doesn't work at all
Driving mode ambient dimming won't work
Poor Bluetooth connection, short range
Menu button placement issues (near phone's clock)
Never saves profiles or auto-connects to fixtures
App broken with iOS 16.2
Most of the effects not working
App can't find FS-150
Cannot complete registration (activation code never emailed)
App is abysmal, not user friendly
Cannot connect to Forza 300b
Settings changes on iPhone don't affect light
Lose connection as soon as 2 lights are connected
App is a complete waste of time, does nothing
Never responsive, struggles to keep up with changing settings
Server down, cannot create account or log in
App crashes on login
App crashes upon login attempt
App crashes every time on sign in
Overrides light values when connecting
Impossible to fine-tune a light on a set unless connected beforehand
Won't connect
Fail connection in groups
Slow app
Doesn't see most fixtures
Cannot get verification code to create an account
App freezes repeatedly after entering name, password, and verification code
Cannot login, stuck or frozen at login page
App freezes repeatedly after entering name password and verification code
App crashes on login with iPhone 13 pro
App crashes at login
App crashes upon login attempt
App crashes every time on sign in

Requested features

13 requests

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

Show 8 more

Adaptive interface for iPads
Master control to adjust all lights simultaneously
Add a 'Streetlight' mode effect
Allow users to choose between HSI & CCT control for transmitter box
Add a demo mode
Offline mode for app usage
Gang effects across groups of lights for consistency
Allow multicolor effects at assignable points

In-app purchases

None

GVM LED

No in-app purchases

None

NANLINK

No in-app purchases

Questions

Is GVM LED free?

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

Is NANLINK free?

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

Which has better reviews, GVM LED or NANLINK?

GVM LED is rated higher. GVM LED averages 3.0 out of 5 from 4 ratings, while NANLINK averages 2.1 from 92 ratings.

Do GVM LED or NANLINK have ads?

Neither GVM LED nor NANLINK shows ads.

Which is updated more often, GVM LED or NANLINK?

GVM LED ships an update every 2 months, and NANLINK fortnightly. Most recently, GVM LED was updated on September 5, 2026 and NANLINK on August 19, 2026.