Comparison

iSmart Light vs Sync

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

Head to head
About

iSmart Light

Features
Read full description

iSmart Light is a smart App for you to control and manage lights in your home. There are a variety of lighting modes that covers the range from fun to functional, making your life easier, fun and smarter. *Rooms and Groups Organize and control your lights by Rooms or Groups for easy control *Scene and Automation Control multiple lights with one tap. Or the lights run automatically on the basis of time, weather, device, etc. *Brightness and colour adjustment Adjust the brightness and RGB LED colour as desired *Plan Schedule your lights to perform certain lighting effects, including schedule, light to sleep, light to wake-up and circadian rhythm. *Home member management All your settings can be shared with your family, friends and even guests. *Remote control Easily monitor and control your lights anytime and anywhere *Voice control Support Amazon Alexa, Google Assistant and TmallGenie.

About

Sync

This app generates daily relationship insights by comparing birth charts. It offers interpretations on attraction, communication, and tension to encourage thoughtful reflection on interactions. It's designed as a tool for personal awareness and relationship understanding.

Highlights
  • Daily relationship syncs
  • Birth chart comparison
  • Relationship indicator scores
  • Personalized guidance
  • Attraction, attachment, communication insights
  • Reflection on interactions
Features
Read full description

Meet Sync, your love guide. Talk about your partner, your ex or your crush, and get personalized advice based on both your birth charts, today's sky and what you share with Sync. Explore your compatibility, decode mixed signals or prepare for a hard conversation. Ask anything that's on your mind. Just open Sync and start chatting. Sync remembers your story and knows both your birth charts, so you never have to explain everything again. Sync is a tool for reflection and entertainment and does not provide medical, psychological, legal or professional advice. Subscription A subscription is required to chat with Sync. Sync offers weekly and annual auto-renewing subscriptions. Prices are shown in the app before purchase and may vary by country. Payment is charged to your Apple Account at confirmation of purchase. Your subscription renews automatically unless canceled at least 24 hours before the end of the current period. You can manage or cancel it anytime in your Apple Account settings. Terms of Use: https://adapt-apps.com/conditions/TermsOfUse/ Privacy Policy: https://adapt-apps.com/conditions/PrivacyPolicy/

Screenshots

iSmart Light4 screens
Sync4 screens

Verdict

The call

The clearest difference is in-app purchases: iSmart Light at none against Sync's 5. iSmart Light also leads on device support (3 vs 1) and iOS requirement (11.0 vs 16.4). Sync's advantage is update cadence (every 3 weeks vs every 2 months). On price and ads 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. Sync sells 5 in-app purchases, starting at $4.99 per 7 days. iSmart Light asks for nothing beyond the download.

UpkeepUpdate frequency

iSmart Light ships an update every 2 months, Sync every 3 weeks. The most recent releases landed on November 3, 2026 and November 5, 2026 respectively.

Scorecard4 real differences · 5 level
iSmart Light versus Sync: the parameters behind the verdict, then further details
ParameteriSmart LightSync
PriceFreeFree
Rating—4.2 (21 ratings) — better
Number of ratings—21 — better
Update frequencyEvery 2 monthsEvery 3 weeks — better
AdsNoNo
In-app purchasesNo — betterYes
Monetization—Subscription
DevicesiPhone, iPad, iPod — betteriPhone
Requires iOS11.0 — better16.4
Further details — not scored
Size217 MB109 MB
Age rating4+4+
DeveloperShenzhen Topband Software Technology Co., LtdAdapt Apps

In-app purchases

None

iSmart Light

No in-app purchases

5 purchases

Sync

Subscriptions5
  • FREE TRIAL3 Days trial$4.997 Days
  • FREE TRIAL3 Days trial$6.997 Days
  • Annual with a 3-day free trial$19.991 Year
Show 2 more
  • Annual with a 3-day free trial3 Days trial$29.991 Year
  • Annual with a 3-day free trial3 Days trial$39.991 Year

Questions

Is iSmart Light free?
iSmart Light is free to download, with no in-app purchases.
Is Sync free?
Sync is free to download, with in-app purchases available.
Do iSmart Light or Sync have ads?
Neither iSmart Light nor Sync shows ads.
Which is updated more often, iSmart Light or Sync?
iSmart Light ships an update every 2 months, and Sync every 3 weeks. Most recently, iSmart Light was updated on November 3, 2026 and Sync on November 5, 2026.

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