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Best Theia Legacy Apps

249+ iOS apps curated and reviewed

3.2 avg rating
20 free apps
Updated October 2026

From beginner-friendly picks to power-user tools, our theia legacy list covers 249+ iPhone apps updated through October 2026. Compare ratings, prices, and screenshots in one place.

Compare top Theia Legacy Apps (October 2026)

#AppPriceRatingAdsIn-App PurchasesUpdated
1Theia LegacyTheia LegacyFree4.7★ (3)NoNoAug 2026
2Theia CirrusTheia CirrusFree2.0★ (1)NoNoMay 2026
3Cync (the new name of C by GE)Cync (the new name of C by GE)Free4.6★ (187K)NoNoOct 2026
4WaveLinx LegacyWaveLinx LegacyFree—NoNoMay 2026
5Mars LegacyMars LegacyFree1.3★ (70)NoNoAug 2026
6Feit ElectricFeit ElectricFree4.7★ (273K)NoNoOct 2026
7Govee HomeGovee HomeFree4.2★ (11K)NoNoOct 2026
8Boogey Lights® GEN2 APPBoogey Lights® GEN2 APPFree2.5★ (2)NoNoJul 2026

Top Picks for Theia Legacy

Theia Legacy#1

Theia Legacy by Illum Horticulture

LED Growlight Controller
Editor's Choice
🔧 Utilities
4.7(3 ratings)
Free
Theia Legacy screenshot 1
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Theia Legacy screenshot 3
Theia Legacy screenshot 4

Control your Scynce LED grow lights with custom intensity, spectrum, and scheduling. Design personalized lighting recipes and manage one or multiple lights wirelessly via Bluetooth or mesh network.

Theia Cirrus#2

Theia Cirrus by Illum Horticulture

LED Growlight Controller
Strong Contender
🔧 Utilities
2.0(1 ratings)
Free
Theia Cirrus screenshot 1
Theia Cirrus screenshot 2
Theia Cirrus screenshot 3

Manage and control your LED grow lights remotely from anywhere in the world. The app offers an easy setup wizard and a synchronized dashboard to control multiple zones, rooms, or buildings.

Cync (the new name of C by GE)#3

Cync (the new name of C by GE) by GE Lighting, Inc.

Official Cync App
Worth Considering
🌟 Lifestyle
4.6😐(187K ratings)
Free
Cync (the new name of C by GE) screenshot 1
Cync (the new name of C by GE) screenshot 2
Cync (the new name of C by GE) screenshot 3
Cync (the new name of C by GE) screenshot 4
Cync (the new name of C by GE) screenshot 5
Cync (the new name of C by GE) screenshot 6

Control smart home devices with a personalized experience. Customize your space with advanced color controls, set schedules, and group devices for easier management. Seamlessly integrate existing and new smart products for a connected home.

What We Love

  • 🚀 Easy setup
  • 🎨 Variety of color options
  • 👍 User-friendly app
  • 💡 Customizable settings
  • 🔒 Secure app

Room to Improve

  • 🐛 Frequent disconnections
  • 🔍 Confusing UI
  • ⏱️ Slow response times
  • 🔌 Compatibility issues
  • 🤔 Lack of advanced features

More Theia Legacy apps to explore

FAQ about Theia Legacy

What are the best theia legacy apps for iPhone?
Theia Legacy tops our theia legacy apps ranking as of October 2026, with a 4.7-star average from 3 App Store ratings, and it's free to download.
Yes — 20 of the top theia legacy apps we rank are free to download, including Theia Legacy and Theia Cirrus.
Theia Legacy has no ads and has no in-app purchases, according to its App Store listing as of October 2026.
We track 249+ theia legacy apps on the iOS App Store as of October 2026, ranked by rating, recency, and analysis of real user reviews.