Carista lets you diagnose warning lights, read and reset fault codes, monitor live vehicle data, customize your car, and perform DIY service procedures—all from your phone.
Save hours and thousands of dollars in workshop visits, and take control of your car's maintenance, diagnostics, and personalization.
NEW IN CARISTA • Car Diary: log maintenance and repairs, track costs and set service reminders for each car • EV/Hybrid Battery Health Check (Toyota only, PRO): get a 0–10 battery score with cell-level data
CUSTOMIZE YOUR CAR (PRO) Unlock hidden features and personalize how your car behaves. • Gauge needle sweep at startup • Start screen logo • Virtual instrument cluster themes • Daytime running lights • Coming-home and leaving-home lights • Throttle response behavior And many more
ADVANCED DIAGNOSTICS (PRO) Go beyond the Check Engine Light. Diagnose multiple electronic control modules, including ABS, airbag, SRS, Engine, Transmission, and manufacturer-specific systems. Read and clear diagnostic trouble codes before visiting a workshop.
SEE YOUR CAR'S LIVE DATA (PRO) Monitor real-time vehicle parameters and see what's happening inside your car. Depending on your vehicle, live data can include: • Engine and turbo information • Launch control count • Mileage information • Airbag crash count • Service interval information • Engine RPM and other performance parameters
With supported vehicles, Apple CarPlay lets you view basic OBD2 live data on your car's screen while driving.
PERFORM DIY SERVICE PROCEDURES (PRO) Handle simple maintenance yourself and avoid workshop visits. Depending on your vehicle, Carista offers: • Electronic parking brake (EPB) service • Service due indicator reset • Tire pressure sensor (TPMS) registration • Diesel particulate filter (DPF) regeneration • Battery registration And other vehicle-specific service functions
Feature availability varies by vehicle, model year and hardware.
BASIC OBD2 FEATURES FOR MOST 2005/2008+ CARS (FREE) Compatible vehicles with an OBD port also get basic OBD2 diagnostics, live data, and emissions readiness tools.
EASY TO USE: Locate the OBD2 port • Plug in the scanner • Turn on ignition • Open the app • Pair it with the scanner
HARDWARE For the best experience, pair the app with the Carista EVO Scanner. Carista also works with selected compatible OBD2 scanners, including OBDLink CX, OBDLink MX Bluetooth, OBDLink LX, Kiwi3, and genuine Bluetooth ELM327 v1.4 scanners.
The Carista OBD Scanner (white) is not compatible with Ford vehicles or SFD/SFD2-protected 2020+ Volkswagen Group vehicles. Check compatibility before purchasing a scanner.
WHY CARISTA? • 3M+ users worldwide — trusted by millions of drivers. • 10+ years of automotive expertise in diagnostics and customization. • Official Volkswagen Group partner — advanced capabilities for supported VW Group vehicles. • SFD & SFD2 support — unlock protected features on compatible Volkswagen Group vehicles. • One subscription. All Pro features. — No individual credits needed. • Regularly updated — new vehicles and features added often.
Diagnose fault codes, customize features, monitor live data and service your car
Updated on
Oct 9, 2026
Auto & Vehicles
Data safety
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Safety starts with understanding how developers collect and share your data. Data privacy and security practices may vary based on your use, region, and age. The developer provided this information and may update it over time.
This app may share these data types with third parties
Location, Personal info and 5 others
This app may collect these data types
Personal info, Financial info and 2 others
Data is encrypted in transit
You can request that data be deleted
See details
Ratings and reviews
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4.0
19.8K reviews
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George Murray
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September 2, 2026
it said I would get 30 day free trial if I sign up for yearly okay and not be charged today. it charged me full price and no free trial. edit. can't get anyone to contact me. I've written support twice and nothing. also, the app keeps telling me to sign up so I got restore but it will not let me use it. edit to respond, the free trail is on your site page when I was signing up for it so it should be honored!!! if you're not offering it then it needs to be taken down.
6 people found this review helpful
Prizmos Ltd.
September 7, 2026
Thanks for the update, and we apologize for the confusion! The free trial was discontinued in 2024 and isn't offered on our website, Carista.com. If you saw one, please write to our support team at support@carista.com so they can check where you saw it, explain what happened, and help you with the restore issue.
Wan Leung
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August 30, 2026
Purchased the Carista EVO OBD2 device then subscribed for full year on the app. Connected car, went to customization, and consistently reports connection error. Tried various scenarios of off and on states no luck. Browsed the other tools and all it does is act as a basic OBD2 reader. If you want to try this, maybe subscribe for the month, so if it doesn't work, you won't have to fuss with trying to get a refund. Asked Gemini about this and it said it was guaranteed to work for my need, wrong.
6 people found this review helpful
Prizmos Ltd.
September 2, 2026
Thanks for your feedback. We're very sorry for the connection errors with your EVO adapter! Please submit a debug report through the app or contact us at support@carista.com with your vehicle details so our technical team can troubleshoot this or assist you with refund options.
James Dreger
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September 2, 2026
Absolute SCAM! makes you go through an unnecessary "sign in" process, then a whole "loading screen" for 3-4 minutes (that i guarantee is unnecessary and just to make you invested), then when attempting to actually use the app, it just redirects you to give them 60 bucks for a "subscription". not to mention trying to convince you to buy their overpriced propriety scanner that is no better than the $8 amazon ones. Wish i could give less than 1 star.
5 people found this review helpful
Prizmos Ltd.
September 8, 2026
Thanks for your feedback. We're sorry for the frustration! Basic OBD2 diagnostics are free, while advanced features require a subscription. The initial loading reads your vehicle's specific modules. Please contact our team at support@carista.com if you need any assistance!
What’s new
Hybrid and EV battery health for Toyota & Lexus! Meet Car Diary: your car’s service history in one place.