Best Onstar Apps

250+ iOS apps curated and reviewed

4.4 avg rating
20 free apps
Updated November 2026

Out of 250+ onstar apps on iOS, 20 are free and the rest sit in the paid tier. This page sorts them so you can compare both sides before you commit.

Compare top Onstar Apps (November 2026)

#AppPriceRatingAdsIn-App PurchasesUpdated
1OnStar Guardian: Safety AppOnStar Guardian: Safety AppFree4.8★ (23K)YesNoNov 2026
2myChevroletmyChevroletFree4.8★ (999K)YesNoNov 2026
3myGMCmyGMCFree4.8★ (444K)YesNoNov 2026
4myCadillacmyCadillacFree4.8★ (167K)YesNoNov 2026
5OnStar Vehicle InsightsOnStar Vehicle InsightsFree3.7★ (3)NoNoOct 2026
6myBuickmyBuickFree4.8★ (119K)YesNoNov 2026
7OnStar Fleet ManagerOnStar Fleet ManagerFree——NoOct 2026
8NetflixNetflixFree4.7★ (7.6M)YesYesNov 2026

Top Picks for Onstar

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 4
OnStar Guardian: Safety App screenshot 5
OnStar Guardian: Safety App screenshot 6

This app provides comprehensive safety services for your family, including roadside assistance, automatic crash detection, and emergency services. It allows you to locate family members and share real-time locations, offering peace of mind on the go.

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😞(999K ratings)
FreeAds
#45in Lifestyle
myChevrolet screenshot 1
myChevrolet screenshot 2
myChevrolet screenshot 3
myChevrolet screenshot 4
myChevrolet screenshot 5
myChevrolet screenshot 6

Control your Chevrolet remotely, check vehicle health, manage charging, and schedule service. Locate your car, set cabin temperature, and get roadside assistance.

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😞(444K ratings)
FreeAds
myGMC screenshot 1
myGMC screenshot 2
myGMC screenshot 3
myGMC screenshot 4
myGMC screenshot 5
myGMC screenshot 6

Control your GMC vehicle remotely, including starting, locking, and checking its health status. Plan trips, manage charging, and schedule service appointments 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 apps to explore

FAQ about Onstar

What are the best onstar apps for iPhone?
OnStar Guardian: Safety App tops our onstar apps ranking as of November 2026, with a 4.8-star average from 23K App Store ratings, and it's free to download.
Yes — 20 of the top onstar apps 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 November 2026.
We track 250+ onstar apps on the iOS App Store as of November 2026, ranked by rating, recency, and analysis of real user reviews.

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