249+ iOS apps & games curated and reviewed
The best onstar app on iPhone average 4.7★ across 249+ titles — we've ranked them by what real users actually keep on their phones. Updated August 2026.
| # | App | Price | Rating | Ads | In-App Purchases | Updated |
|---|---|---|---|---|---|---|
| 1 |  | Free | 4.8★ (23K) | Yes | No | Aug 2026 |
| 2 |  | Free | 4.8★ (956K) | Yes | No | Aug 2026 |
| 3 |  | Free | 4.8★ (425K) | Yes | No | Aug 2026 |
| 4 |  | Free | 4.8★ (160K) | Yes | No | Aug 2026 |
| 5 |  | Free | 5.0★ (1) | No | No | Aug 2026 |
| 6 |  | Free | 4.8★ (114K) | Yes | No | Aug 2026 |
| 7 |  | Free | 4.8★ (51K) | No | No | Aug 2026 |
| 8 |  | Free | — | No | No | Jul 2026 |
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.
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.
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.
Control your vehicle remotely, including starting the engine and adjusting climate. Locate your car, monitor key metrics like fuel and tire pressure, and schedule maintenance or request roadside assistance directly from your smartphone.
This telematics tool helps businesses manage their vehicle fleets efficiently. It offers real-time performance tracking, health diagnostics, and driver feedback for vehicles from 2015 and newer GM models. The service is available with no long-term contract and a low monthly payment.
Control your vehicle remotely, monitor its status, and access important information. Schedule maintenance and get assistance when you need it, all from your smartphone.
Manage your GMF account conveniently and securely on the go. Make payments, view your payment history, and update your information for your Chevrolet, Buick, GMC, or Cadillac vehicle. Access your account 24/7 from anywhere.
This app is an incentive program for non-GM dealers to help customers sign up for OnStar services. It allows users to track rewards, file claims, and manage customer sign-ups directly from their mobile device.
Earn points on everyday purchases by submitting receipts or shopping online. Redeem points for gift cards or cash rewards from popular retailers and brands. Discover deals and offers directly within the app.
Manage all your Airtel services, including mobile recharges, bill payments, and banking. Explore 5G Plus speeds, pay utility bills, and access exclusive offers and cashback.
Access a vast library of eBooks, magazines, and comics on your mobile device. Customize your reading experience with adjustable text, brightness, and page-turning options. Look up words, track progress, and sync across devices.
Manage your home or business security, video feeds, and smart devices remotely. Control your alarm system, view live camera footage, adjust thermostats, and manage door locks and garage doors for enhanced safety and convenience.
Stream thousands of free movies and TV shows on demand, plus live channels for news, sports, and entertainment. Enjoy a vast library of content across various genres, all accessible on any device without any cost.
Discover a vast online marketplace for affordable fashion, home goods, beauty products, and more. Enjoy daily deals, free shipping, and flexible payment options. Connect with a community of shoppers and stay updated on the latest trends.
Unify and manage all your smart home devices from a single application. Connect hundreds of brands, create custom scenes and routines, and control your home remotely. Monitor energy usage and even get meal planning assistance.
Explore a vast library of films and series, discover details, and find local theaters. Track your watchlist, get personalized recommendations, and learn about your favorite stars. This app offers a comprehensive cinematic experience.