Comparison

Vibration Meter vs ChatCar 챗카 OBD2 차량진단

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

Head to head
About

Vibration Meter

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Vibration Meter & EMF Meter turns your iPhone into two measuring tools: a vibration meter (seismograph) based on the accelerometer and a magnetic field detector based on the magnetometer. VIBRATION METER - Live readings at 100 samples per second with a gauge and real-time waveform - Peak, average and minimum values - Units: m/s², g or mm/s² - Check washing machines, cars, appliances, floors and machinery EMF METER - MAGNETIC FIELD DETECTOR - Magnetic field strength with X, Y and Z axes - Units: µT, mG or G - Zero mode: set the current field as a baseline and see only the change - Find magnets and see how the field changes near devices and iron objects RECORD AND ANALYZE - Record sessions up to 10 hours - Results with duration, peak, average and minimum - History with a chart for every recording - PDF report ready to share - Raw CSV data with real timestamps; long recordings are split into hourly files in one ZIP FREE AND PRO Live measurements and 3 recordings are free. Pro unlocks unlimited recordings, full history with charts, PDF reports and CSV export. Pro is an auto-renewable subscription. Payment is charged to your Apple Account when you confirm the purchase. The subscription renews automatically unless it is cancelled at least 24 hours before the end of the current period. You can manage or cancel it in your App Store account settings. Terms of Use: https://doc-hosting.flycricket.io/vibration-meter-emf-meter-terms-and-conditions/ca155a7d-6764-4407-b090-d58d040c6ad4/terms Privacy Policy: https://doc-hosting.flycricket.io/vibration-meter-emf-meter-privacy-policy/bbb694b0-1a51-4156-8b35-5d99c99ded10/privacy PRIVACY No ads and no account. Your recordings stay on your device. NOTE Readings come from the built-in iPhone sensors and depend on the device model. The app is not a certified measuring instrument. EMF mode measures magnetic fields with the magnetometer; it does not measure radio-frequency (RF) radiation.

About

ChatCar 챗카 OBD2 차량진단

Features
Read full description

ChatCar is an AI-powered vehicle diagnostics and management platform built on OBD2 data. Check your car's condition and manage diagnostic trouble codes (DTCs), the check engine light, battery voltage, coolant temperature, driving data, maintenance history, and car expenses all in one place. Connect an OBD2-compatible adapter such as an ELM327 to view your vehicle's sensor data and get easy-to-understand vehicle reports. KEY FEATURES ■ AI Vehicle Health Diagnosis · Overall vehicle health score · Analysis of possible causes of problems · Plain-language explanations of trouble codes (DTCs) · Guidance on whether the vehicle is safe to drive · AI vehicle health report ■ Real-Time OBD Data · Engine RPM · Coolant temperature · Battery voltage · Fuel status · Vehicle speed · Various sensor readings ■ Maintenance History · Engine oil changes · Parts replacement history · Vehicle inspection history · Maintenance cost tracking ■ Receipt-Scanning Car Log Take a photo of a receipt and AI reads it for you, automatically recognizing · Repair and service receipts · Fuel receipts · Car wash receipts and saving them to your vehicle history. Depending on photo conditions and receipt quality, some results may need minor corrections. ■ Cost Analysis · Monthly ownership costs · Fuel cost analysis · Maintenance cost analysis · Vehicle expense statistics ■ Preventive Maintenance · Battery replacement timing · Spark plug inspection timing · Estimated parts replacement · Alerts for warning signs ■ Please Note · Real-time data and AI diagnostics require an OBD2 adapter connected to your vehicle. · Available data may vary by vehicle make, model, and year. · AI analysis is for reference only and does not replace an inspection by a qualified mechanic. Terms of Use (EULA): https://www.apple.com/legal/internet-services/itunes/dev/stdeula/ Terms of Service: https://yw-proj.github.io/chatcar-legal/terms-en Privacy Policy: https://yw-proj.github.io/chatcar-legal/privacy-en

Screenshots

Vibration Meter4 screens
ChatCar 챗카 OBD2 차량진단4 screens

Verdict

The call

The clearest difference is in-app purchases: ChatCar 챗카 OBD2 차량진단 at none against Vibration Meter's 2. ChatCar 챗카 OBD2 차량진단 also leads on update cadence (every 2 weeks vs every 3 months) and iOS requirement (15.0 vs 17.0). On price, ads and device support 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

Both are free to download. Vibration Meter sells 2 in-app purchases, starting at $4.99 per 7 days. ChatCar 챗카 OBD2 차량진단 asks for nothing beyond the download.

UpkeepUpdate frequency

Vibration Meter ships an update every 3 months, ChatCar 챗카 OBD2 차량진단 every 2 weeks. The most recent releases landed on October 10, 2026 and October 15, 2026 respectively.

Scorecard3 real differences · 3 level
Vibration Meter versus ChatCar 챗카 OBD2 차량진단: the parameters behind the verdict, then further details
ParameterVibration MeterChatCar 챗카 OBD2 차량진단
PriceFreeFree
Update frequencyEvery 3 monthsEvery 2 weeks — better
AdsNoNo
In-app purchasesYesNo — better
DevicesiPhone, iPadiPhone, iPad, iPod — better
Requires iOS17.015.0 — better
Further details — not scored
Size2 MB28 MB
Age rating4+4+
DeveloperAnton RyskalevYoungwin Co., Ltd

In-app purchases

2 purchases

Vibration Meter

Subscriptions2
  • Pro Weekly3 Days trial$4.997 Days
  • Pro Annual$29.991 Year
None

ChatCar 챗카 OBD2 차량진단

No in-app purchases

Questions

Is Vibration Meter free?
Vibration Meter is free to download, with in-app purchases available.
Is ChatCar 챗카 OBD2 차량진단 free?
ChatCar 챗카 OBD2 차량진단 is free to download, with no in-app purchases.
Do Vibration Meter or ChatCar 챗카 OBD2 차량진단 have ads?
Neither Vibration Meter nor ChatCar 챗카 OBD2 차량진단 shows ads.
Which is updated more often, Vibration Meter or ChatCar 챗카 OBD2 차량진단?
Vibration Meter ships an update every 3 months, and ChatCar 챗카 OBD2 차량진단 every 2 weeks. Most recently, Vibration Meter was updated on October 10, 2026 and ChatCar 챗카 OBD2 차량진단 on October 15, 2026.

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