Best Navien Smart Plus Apps

233+ iOS apps curated and reviewed

2.6 avg rating
20 free apps
Updated November 2026

Whether you're new to navien smart plus or looking for an upgrade, our curated collection of 233+ iOS apps has something for everyone. Each app is reviewed and rated by real users, helping you make an informed decision.

Compare top Navien Smart Plus Apps (November 2026)

#AppPriceRatingAdsIn-App PurchasesUpdated
1Navien Smart PlusNavien Smart PlusFree3.7★ (3)NoNoOct 2026
2Sentry Smartlock PlusSentry Smartlock PlusFree2.0★ (1)NoNoMay 2026
3H2X SmartH2X SmartFree—NoNoMay 2026
4Merkury SmartMerkury SmartFree4.7★ (38K)NoNoNov 2026
5Halonix OneHalonix OneFree—NoNoMay 2026
6Smart Plus - Life AssistantSmart Plus - Life AssistantFree1.0★ (1)NoNoOct 2026
7Enkore SmartEnkore SmartFree—NoNoAug 2026
8Sunt SmartSunt SmartFree—NoNoMay 2026

Top Picks for Navien Smart Plus

3.7😞(3 ratings)
Free
Navien Smart Plus screenshot 1
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Navien Smart Plus screenshot 5

Control your home's heating and hot water remotely. Monitor energy usage, set schedules, and benefit from intelligent features like geofencing and weather-adaptive adjustments. Ensures comfort and efficiency by learning your habits and responding to external conditions.

What We Love

  • 📈 Recent updates improved stability
  • 💡 Oil consumption indication useful
  • 💡 Cumulative totals and monthly graphs useful
  • 💡 App works for remote switching

Room to Improve

  • 🐛 App constantly crashing
  • 🐛 App frequently offline
  • 🐛 App requires frequent restarts
  • 🐛 Scheduling interface difficult
  • 🐛 Thermostat has a mind of its own
  • 🐛 App loses history and glitches
  • 🐛 Holiday mode glitches
  • 🐛 Energy usage doesn't work
  • 🐛 Frost protection temperature changes
  • 🐛 App won't load
  • 🐛 App doesn't allow login
  • 🐛 App says loading then offline
  • 🐛 User experience awful
  • 🐛 App crashes when clicking
  • 🐛 App won't open
  • 🐛 App constantly down
  • 🐛 Customer service unhelpful
  • 🐛 App glitches a lot
  • 🐛 Data and graphs don't work
  • 🐛 App temperamental
  • 🐛 Boiler inefficient and unreliable
  • 🐛 App annoying and unreliable
  • 🐛 Timer on app awful
  • 🐛 Needs to be improved
  • 🐛 Slow and often does not work
  • 🐛 App won't connect to internet
  • 🐛 App doesn't stay connected
  • 🐛 App resets itself
  • 🐛 Temperatures don't match input
  • 🐛 Battery drains significantly
  • 🐛 Visually not slick
  • 🐛 Broken English in app
  • 🐛 Control options confusing
  • 🐛 App functionality not fully functional
  • 🐛 Setup process difficult
  • 🐛 Registration email unprofessional
  • 🐛 Program settings not user-friendly
  • 🐛 App always says offline
  • 🐛 App disappointing
  • 🐛 App not intuitive
  • 🐛 Geofencing doesn't work
  • 🐛 Fuel consumption never works
  • 🐛 App lets down good boiler
  • 🐛 App requires re-entering info
  • 🐛 App doesn't keep location
  • 🐛 App has major fault
  • 🐛 Heating turns on again after setting off
  • 🐛 App shows incorrect temperature
  • 🐛 Can't log in to set up account
  • 🐛 Cannot put special characters in password
  • 🐛 Translation labels don't match
  • 🐛 Account doesn't persist
  • 🐛 App shuts itself down
  • 🐛 Hot water program removed
  • 🐛 Drowns phone battery
  • 🐛 Error code not replicated in app
  • 🐛 No Wi-Fi button on water heater

More Navien Smart Plus apps to explore

FAQ about Navien Smart Plus

What are the best navien smart plus apps for iPhone?
Navien Smart Plus tops our navien smart plus apps ranking as of November 2026, with a 3.7-star average from 3 App Store ratings, and it's free to download.
Yes — 20 of the top navien smart plus apps we rank are free to download, including Navien Smart Plus and Sentry Smartlock Plus.
Navien Smart Plus has no ads and has no in-app purchases, according to its App Store listing as of November 2026.
We track 233+ navien smart plus apps on the iOS App Store as of November 2026, ranked by rating, recency, and analysis of real user reviews.