Comparison

FairyNest vs NLN Flow Controller

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

Head to head
About

FairyNest

Control your smart home LED devices remotely via the internet. This app offers easy setup and an excellent user experience, integrating with voice assistants like Amazon Alexa.

Highlights
  • Remote control over internet
  • Amazon Alexa integration
  • Control LED controllers
  • Control LED switches
  • Control LED bulbs
  • Easy setup
Features
Read full description

FairyNest is designed for smart home LED controller, switch, LED bulb... -- Remote control you device over internet. -- Works with Amazon Alexa and some other smart speakers. -- easy set up, excellent experience.

About

NLN Flow Controller

Control your LED strip lights with a wide range of colors and dynamic effects. Customize brightness, speed, and group multiple devices for synchronized or individual zone control. The app offers a smart, dark-mode interface for easy operation and reliable Bluetooth connectivity.

Highlights
  • Millions of color options
  • 50+ dynamic lighting effects
  • Adjustable brightness and speed
  • Group and zone control for multiple devices
  • Save favorite colors and effects
  • Intuitive dark-mode interface
Read full description

Take full control of your LED strip lights with NLN Flow Controller. Connect via Bluetooth and unlock a world of colors, effects, and customization. Whether you're setting the mood for a movie night, creating an immersive gaming atmosphere, or adding vibrant accents to your home, NLN Flow gives you complete control at your fingertips. Complete Color Control Choose from millions of colors using the intuitive RGB color wheel. Tap quick-select colors for instant changes, or fine-tune the perfect shade for any occasion. Save up to 6 favorite colors for one-tap access to your go-to looks. 50+ Lighting Effects Transform your space with over 50 built-in dynamic effects. From smooth breathing patterns and flowing waves to energetic meteor showers and colorful flashes, there's an effect for every mood. Save up to 6 favorite modes so your best effects are always one tap away. Precision Adjustments Fine-tune your lighting experience with adjustable brightness and effect speed controls. Use the sliders for smooth transitions or the +/- buttons for precise step-by-step adjustments. Your settings are saved automatically so your lights remember your preferences. Powerful Group Control Control multiple LED devices together as a group. The redesigned group interface makes it easy to manage all your lights from one screen. Create groups for different rooms or zones and switch between them effortlessly. Zone Control New device selection feature lets you choose exactly which devices receive your commands. Control your entire group at once, or select specific devices to create distinct lighting zones. Perfect for setups where you want different areas to respond independently. Smart Design The clean, dark-mode interface is designed for easy use in any lighting condition. Collapsible controls keep the screen uncluttered while giving you full access to every feature when you need it. Visual indicators show connection status for each device at a glance. Reliable Connectivity Improved Bluetooth communication ensures your commands are received quickly and consistently. Enhanced stability when controlling multiple devices means fewer dropped connections and more responsive lighting. Supported Controllers: - SP105E - SP110E - Compatible Bluetooth LED controllers Perfect For: - Gaming setups and PC builds - Home accent lighting - Bedroom and living room ambiance - Party and event lighting - TV backlighting - Holiday decorations - Architectural lighting - Creative projects Download NLN Flow Controller today and discover what your LED lights can really do.

Screenshots

FairyNest4 screens
NLN Flow Controller4 screens

Verdict

The call

The clearest difference is rating: NLN Flow Controller at 5.0 against FairyNest's 2.0. FairyNest's advantage is ratings volume (87 vs 1) and device support (3 vs 1). On price, update cadence, 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

NLN Flow Controller holds the better App Store score, 5.0 against 2.0. That said, the two scores are not equally well evidenced: FairyNest has 87 ratings behind it against 1, so its average is the more settled of the two.

UpkeepUpdate frequency

FairyNest ships an update every 2 months, NLN Flow Controller every 5 weeks. The most recent releases landed on October 9, 2026 and September 27, 2026 respectively.

Scorecard4 real differences · 6 level
FairyNest versus NLN Flow Controller: the parameters behind the verdict, then further details
ParameterFairyNestNLN Flow Controller
PriceFreeFree
Rating2.0 (87 ratings)5.0 (1 ratings) — better
Positive reviews22.5% of reviews—
Number of ratings87 — better1
Update frequencyEvery 2 monthsEvery 5 weeks — better
AdsNoNo
In-app purchasesNoNo
MonetizationFreeFree
DevicesiPhone, iPad, iPod — betteriPhone
Requires iOS10.0 — better16.0
Further details — not scored
Size33 MB2 MB
Age rating4+4+
DeveloperShenzhen Sperll Optoelectronic Technology Co., Ltd.Steven Cuthrell

Customer experience

FairyNest

All ratings87 ratings
Positive21.8%
Neutral6.9%
Negative71.3%
Written reviews80 reviews
Positive22.5%
Neutral12.5%
Negative65.0%

NLN Flow Controller

All ratings1 ratings
Positive100.0%
Neutral0.0%
Negative0.0%

Bugs and requests

FairyNest

Reported bugs

71 issues
  • PIN code not sent for signup/reset
  • App crashes on login/signup
  • Device disconnects frequently
  • Cannot log in or sign up
  • Servers offline
Show 66 more
  • Device shows offline when on
  • Binding failed during connection
  • Hotspot not created for manual setup
  • Country dropdown not functioning for Google Home
  • App stopped working after a month
  • Controller disconnects and won't reconnect
  • Device offline and stuck on one mode
  • Cannot connect to Sky Combined WiFi
  • Failed device error
  • Device is off error
  • Unable to login or change password
  • No more data error
  • Manual connection fails
  • Login fails with password
  • PIN code not sent to phone or email
  • Phone number signup not working
  • Sign up fails to send PIN
  • App crashes when trying to log in
  • Login screen freezes
  • Cannot connect to WiFi
  • Device networking but won't connect
  • SP network not showing up
  • Configuration fails
  • Cannot control dynamic functions via Google Home
  • Cannot group strips in the app
  • Login issues after logout
  • Cannot re-pair device
  • Cannot get unit to enter pairing mode
  • Device disconnects and goes offline daily
  • App requires precise location for Wi-Fi
  • Login function, password reset, and create new account features do not function
  • Unable to integrate with Google Home
  • App no longer operational
  • Setup options not working
  • Device or network not recognized
  • Sign up phone number option not working
  • App crashes on login
  • App stopped working and logged user out
  • Lights blink faintly and controller disconnects
  • Quick start fails at step one
  • Manual setup fails to create hotspot
  • Cannot add lights
  • Device is off error
  • Cannot connect WiFi
  • Binding failed
  • Manual connection fails
  • Device is off when it's on
  • App says device is off but can still control it
  • Cannot edit light settings when device is not found
  • Device won't connect
  • Cannot connect controller to network
  • Controller only supports 2.4GHz WiFi
  • Not enough power during configuration
  • Signal too weak during configuration
  • Compatible issue
  • Hotspot name has strange texts or emoji
  • Controller is offline after configuration
  • Firmware update not fixing issue
  • Auto Mode & Manual Mode failing
  • Device is networking but won't connect
  • Device is off
  • Cannot connect to wifi
  • Device is off
  • Cannot edit light settings in event device cannot be found
  • App says device is off but can still turn off and on with app
  • Cannot connect to wifi

Requested features

12 requests
  • Group lights control
  • More dynamic patterns/scenes
  • Share function for devices
  • Scene function for Alexa/Google
  • Apple Shortcuts Integration
Show 7 more
  • Set total LED count and define segments
  • SDK or API for custom apps
  • Music sync via phone microphone
  • Split color control on strip
  • Warm white color control via Alexa
  • Flash mode (immediate color change)
  • Strobe function (white flash)

NLN Flow Controller

Not enough reviews yet to summarise bugs or requests.

In-app purchases

None

FairyNest

No in-app purchases

None

NLN Flow Controller

No in-app purchases

Questions

Is FairyNest free?
FairyNest is free to download, with no in-app purchases.
Is NLN Flow Controller free?
NLN Flow Controller is free to download, with no in-app purchases.
Which has better reviews, FairyNest or NLN Flow Controller?
NLN Flow Controller is rated higher. FairyNest averages 2.0 out of 5 from 87 ratings, while NLN Flow Controller averages 5.0 from 1 ratings.
Do FairyNest or NLN Flow Controller have ads?
Neither FairyNest nor NLN Flow Controller shows ads.
Which is updated more often, FairyNest or NLN Flow Controller?
FairyNest ships an update every 2 months, and NLN Flow Controller every 5 weeks. Most recently, FairyNest was updated on October 9, 2026 and NLN Flow Controller on September 27, 2026.

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