# Step1 Mobile vs 24 CARFIX Step1 Mobile and 24 CARFIX are too close to call on the numbers: across 6 compared parameters — price, update cadence, ads and in-app purchases among them — neither pulls far enough ahead to decide it. What separates them is feature set and interface, not measurable difference. Both are free to download. Neither carries in-app purchases, so what you see is what you pay. Step1 Mobile ships an update fortnightly, 24 CARFIX every 3 weeks. The most recent releases landed on September 24, 2026 and October 24, 2026 respectively. ## The numbers | Metric | Step1 Mobile | 24 CARFIX | | --- | --- | --- | | Price | Free | Free | | In-app purchases | No | No | | Ads | No | No | | Update frequency | **Fortnightly** | Every 3 weeks | | Size | 28 MB | 62 MB | | Requires iOS | **14.0** | 15.6 | | Devices | iPhone, iPod | **iPhone, iPad, iPod** | | Age rating | 4+ | 4+ | | Developer | [Noppadon Kammit](https://appshunter.io/developer/1572992491) | [Gramick House](https://appshunter.io/developer/1448807880) | ## What reviewers say ### Step1 Mobile [App page](https://appshunter.io/ios/app/step1-mobile/id1612921761) **Features:** macOS Compatibility **In-app purchases:** none ### 24 CARFIX [App page](https://appshunter.io/ios/app/24-carfix-fixer/id1637625731) **Features:** macOS Compatibility, Vision Pro support **In-app purchases:** none ## Frequently asked questions ### Is Step1 Mobile free? Step1 Mobile is free to download, with no in-app purchases. ### Is 24 CARFIX free? 24 CARFIX is free to download, with no in-app purchases. ### Do Step1 Mobile or 24 CARFIX have ads? Neither Step1 Mobile nor 24 CARFIX shows ads. ### Which is updated more often, Step1 Mobile or 24 CARFIX? Step1 Mobile ships an update fortnightly, and 24 CARFIX every 3 weeks. Most recently, Step1 Mobile was updated on September 24, 2026 and 24 CARFIX on October 24, 2026. --- *Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*