Best Onstar App

247+ iOS apps curated and reviewed

4.0 avg rating
20 free apps
Updated October 2026

The best onstar app on iPhone average 4.0★ across 247+ titles — we've ranked them by what real users actually keep on their phones. Updated October 2026.

Compare top Onstar App (October 2026)

#AppPriceRatingAdsIn-App PurchasesUpdated
1OnStar Guardian: Safety AppOnStar Guardian: Safety AppFree4.8★ (23K)YesNoNov 2026
2myChevroletmyChevroletFree4.8★ (994K)YesNoNov 2026
3myGMCmyGMCFree4.8★ (442K)YesNoNov 2026
4OnStar Vehicle InsightsOnStar Vehicle InsightsFree3.7★ (3)NoNoOct 2026
5myCadillacmyCadillacFree4.8★ (167K)YesNoNov 2026
6BhaiJi AppBhaiJi AppFree—NoNoJul 2026
7Target: Shop. Style. Save.Target: Shop. Style. Save.Free4.9★ (7M)YesNoNov 2026
8Onstar NegociosOnstar NegociosFree1.0★ (1)NoNoOct 2026

Top Picks for Onstar App

OnStar Guardian: Safety App#1

OnStar Guardian: Safety App by OnStar, LLC

Emergency Roadside Assistance
Editor's Choice
🌟 Lifestyle
4.8😐(23K ratings)
FreeAds
OnStar Guardian: Safety App screenshot 1
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OnStar Guardian: Safety App screenshot 6

This app provides roadside assistance, crash response, family location sharing, and emergency services directly from your smartphone. It offers help in any vehicle, including motorcycles, and allows sharing with up to seven family members.

What We Love

  • 🚀 Amazing tracking service
  • 👍 Highly recommended
  • 🚀 Peace of mind
  • 🚀 Great addition to new car
  • 🚀 Phenomenal

Room to Improve

  • 🔋 Constant drain
  • 🔋 Battery hog
  • 🐛 Unreliable, glitchy, & getting worse
  • 🐛 Not accurate
  • 🐛 Errors on every page just trying to create an account
  • 🐛 Meh, nice for new phones
myChevrolet#2

myChevrolet by General Motors Company

Start, Lock & Schedule Service
Strong Contender
🌟 Lifestyle
4.8😞(994K ratings)
FreeAds
#58in Lifestyle
myChevrolet screenshot 1
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myChevrolet screenshot 6

Remotely control your vehicle's climate and starting functions. Track essential vehicle metrics like fuel and tire pressure. Schedule maintenance and request roadside assistance directly from your smartphone.

What We Love

  • 🚀 Remote start and unlock features
  • 👍 Convenient vehicle diagnostics
  • 🔒 Secure access to vehicle data
  • 👍 Searchable owner's manual

Room to Improve

  • 🐛 Frequent app crashes and freezes
  • 🔍 Unreliable vehicle location tracking
  • 🔋 Inconsistent battery status updates
  • 🤔 Confusing app navigation and UI changes
  • 🔒 Frustrating login and authentication issues
myGMC#3

myGMC by General Motors Company

Start, Lock & Schedule Service
Worth Considering
🌟 Lifestyle
4.8😞(442K ratings)
FreeAds
myGMC screenshot 1
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myGMC screenshot 6

Remotely control your vehicle's climate, start the engine, and locate it. Monitor vital vehicle information like fuel, tire pressure, and oil life. Schedule service appointments and request roadside assistance directly from your smartphone.

What We Love

  • 🚀 Fast app
  • 🔒 Robust security features
  • 👍 Convenient remote features
  • 👍 Helpful diagnostics

Room to Improve

  • 🐛 Frequent crashes and bugs
  • 🔋 Drains battery
  • 👎 Unreliable connectivity
  • 👎 Outdated and basic functionality
  • 👎 Poor customer support

More Onstar App apps to explore

FAQ about Onstar App

What is the best onstar app for iPhone?
OnStar Guardian: Safety App tops our onstar app ranking as of October 2026, with a 4.8-star average from 23K App Store ratings, and it's free to download.
Yes — 20 of the top onstar app we rank are free to download, including OnStar Guardian: Safety App and myChevrolet.
OnStar Guardian: Safety App shows ads and has no in-app purchases, according to its App Store listing as of October 2026.
We track 247+ onstar app on the iOS App Store as of October 2026, ranked by rating, recency, and analysis of real user reviews.

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