Comparison

Carista OBD2 vs RentSplitCal

Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.

Head to head
About

Carista OBD2

This app acts as a DIY car mechanic, allowing you to customize features, diagnose warning lights, monitor live data, and perform maintenance. Save time and money by handling common car tasks yourself.

Highlights
  • Customize car behavior and unlock hidden features
  • Diagnose and reset dashboard warning lights
  • Monitor real-time vehicle parameters
  • Perform simple DIY car maintenance procedures
  • Access advanced electronic diagnostics
Features
Read full description

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 unnecessary workshop visits, and take control of your car's maintenance, diagnostics, and personalization. Trusted by 3+ million users worldwide, Carista supports 30+ car brands, offers SFD & SFD2 compatibility, and brings 10+ years of leadership in the OBD2 industry. 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 SUPPORTED CAR BRANDS Carista supports Acura, Audi, BMW, Buick, Cadillac, Chevrolet, Cupra, Dacia, Ford, Genesis, GMC, Holden, Honda, Hyundai, Infiniti, Jaguar, Kia, Land Rover, Lexus, Lincoln, MAN, Mazda, Mini, Nissan, Opel/Vauxhall, Pontiac, Renault, Saab, Scion, SEAT, Skoda, Toyota, Volkswagen and Volvo. Feature availability varies by vehicle, model year and hardware: https://carista.com/apps/supported-cars 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 to understand, maintain, and personalize their cars. • 10+ years of automotive expertise — Over a decade of experience in vehicle diagnostics and customization. • Official Volkswagen Group partner — Trusted automotive technology with advanced capabilities for supported VW Group vehicles. • 300+ customizations — Hundreds of ways to personalize your car and unlock hidden features. • SFD & SFD2 support — Unlock supported SFD- and SFD2-protected features and customizations on compatible Volkswagen Group vehicles. • 30+ car brands supported — One app for a wide range of popular manufacturers. • One subscription. All Pro features. — Access every Pro feature for your vehicle without buying individual credits. • Regularly updated — New vehicles and features added frequently. Learn more: https://carista.com/ Supported vehicles: https://carista.com/apps/supported-cars Privacy Policy: https://carista.com/policies/privacy-policy

About

RentSplitCal

Features
Read full description

Why Choose RentSplitCal? Smart Split Calculation - Multiple split methods: Equal by Room, By Room Area, Equal by Person, Custom Ratio - Precisely calculate each roommate's share of rent and expenses - Automatically calculate the split for additional costs (utilities, property fees, etc.) Comprehensive Data Management - Add and manage roommate information - Record room details and areas - Set total rent and various additional expenses - Support monthly, weekly, or one-time expense cycles Professional Bill Export - Export detailed PDF bills with complete expense breakdown - Export high-quality image bills for easy sharing - Bills include split methods, room information, and complete expense details Language & Currency Support - Supports English - Supports USD, EUR, GBP, CAD, AUD, CNY, and more Privacy & Security - All data stored locally on your device only - Complete protection of your personal and financial information - Clear all data anytime with one tap Use Cases • Rent splitting for shared apartments or dormitories • Expense allocation for families or friends living together • Cost calculation for teams or projects • Any scenario requiring fair expense distribution How to Use 1. Add roommate and room information 2. Set total rent and additional expenses 3. Choose your preferred split method 4. Calculate and generate bills with one tap 5. Export or share bills with roommates RentSplitCal makes rent splitting simple, fair, and transparent. Say goodbye to tedious manual calculations and unnecessary disputes. Download now and make shared living more harmonious!

Screenshots

Carista OBD24 screens
RentSplitCal4 screens

Verdict

The call

The clearest difference is price: Carista OBD2 at Free against RentSplitCal's $1.99. Carista OBD2 also leads on chart position (#161 vs unranked). RentSplitCal's advantage is in-app purchases (none vs 14) and ads (none vs shown). On device support and iOS requirement there is nothing between them.

Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS

CostPrice · In-app purchases · Ads · Monetization

Carista OBD2 is free to download; RentSplitCal costs $1.99 up front. Carista OBD2 sells 6 in-app purchases, starting at $19.99 per month. RentSplitCal asks for nothing beyond the download.

Scorecard4 real differences · 7 level
Carista OBD2 versus RentSplitCal: the parameters behind the verdict, then further details
ParameterCarista OBD2RentSplitCal
PriceFree — better$1.99
Rating4.6 (4.2K ratings) — better—
Positive reviews34.2% of reviews—
Number of ratings4.2K — better—
Update frequencyEvery 3 weeks—
AdsYesNo — better
In-app purchasesYesNo — better
MonetizationFree with in-app purchases—
Best chart rank#161 — better—
DevicesiPhone, iPadiPhone, iPad, iPod — better
Requires iOS16.415.0 — better
Further details — not scored
Size142 MB3 MB
Age rating17+4+
DeveloperPrizmos尔哈提·亚力坤 排

Bugs and requests

Carista OBD2

Reported bugs

5 issues
  • App crashes and freezes
  • Subscription issues and billing problems
  • Incompatibility with certain OBD2 adapters
  • Customization features not working as expected
  • Inaccurate fault code detection

Requested features

5 requests
  • Support for more vehicle makes and models
  • Offline diagnostics and customization
  • Ability to save customization settings
  • More detailed error code information
  • Improved user interface and navigation

RentSplitCal

Not enough reviews yet to summarise bugs or requests.

In-app purchases

6 purchases

Carista OBD2

Subscriptions5
  • Basic$19.991 Month
  • Pro$19.991 Month
  • 1 month Pro4 variants$19.991 Month
Show 2 more
  • 3 month Pro2 variants$29.993 Months
  • Pro5 variants$59.991 Year
One-time1
  • One-Time Diagnostic & Reset$9.99
None

RentSplitCal

No in-app purchases

Questions

Is Carista OBD2 free?
Carista OBD2 is free to download, with in-app purchases available.
Is RentSplitCal free?
RentSplitCal costs $1.99, with no in-app purchases.
Do Carista OBD2 or RentSplitCal have ads?
Carista OBD2 shows ads; RentSplitCal does not.

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