Comparison

Custo vs Car Scanner ELM OBD2

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

Head to head
About

Custo

Features
Read full description

For everyday people who want a simple, beautiful, and secure way to manage passwords, Custo is the portable password vault that travels with you, a guardian that protects your digital life without the complexity.**

About

Car Scanner ELM OBD2

Transform your iPhone into a powerful car diagnostic tool. Read and clear trouble codes, monitor live vehicle sensor data, and understand check engine light warnings. Works with most vehicles manufactured since 1996 using standard OBD2 adapters.

Highlights
  • Read and clear OBD2 trouble codes
  • Understand check engine light warnings
  • Monitor live vehicle sensor data
  • Supports most vehicles since 1996
  • Fast setup with ELM327 adapters
  • Avoid guesswork and costly surprises
Features
Read full description

Turn Your iPhone Into a Powerful OBD2 Scanner Car Scanner OBD2 transforms your iPhone into a practical car diagnostic tool for everyday drivers and car enthusiasts. Connect an ELM327 Bluetooth OBD2 adapter to read diagnostic trouble codes, understand why your check engine light is on, and monitor key vehicle sensors in seconds. It supports most vehicles manufactured since 1996 and works with standard OBD2 / OBD-II protocols. Check Engine Light Diagnostics You Can Understand When a warning light appears, you need clarity fast. Car Scanner OBD2 helps you identify common engine issues, review trouble code information, and decide your next step before visiting a shop. * Read and clear OBD2 trouble codes * Understand check engine light warnings * Detect issues early and avoid guesswork * Monitor vehicle health before repairs Live Data & Sensor Monitoring See essential driving and engine readings in one place: * RPM, speed, coolant temperature * Fuel system and sensor status * Performance metrics and key data points Use live data monitoring to spot abnormal readings, track changes over time, and make smarter maintenance decisions. Fast Setup With ELM327 Bluetooth Adapters Car Scanner OBD2 is designed for quick pairing and stable performance with widely available ELM327 Bluetooth adapters. The interface is built to be simple, so you can start scanning quickly—whether you’re checking a single warning or monitoring ongoing engine behavior. Save Time and Avoid Costly Surprises Understanding what’s happening under the hood can help you avoid unnecessary repairs and reduce time spent troubleshooting. Car Scanner OBD2 gives you reliable car diagnostics so you can talk to a mechanic with more confidence—or confirm a quick fix when appropriate. Comparing Car Diagnostic Apps? If you’re looking for an alternative to FIXD, Carly, BimmerLink, BimmerCode, or Torque, Car Scanner OBD2 offers a flexible OBD2 scanning experience using standard adapters—without locking you into proprietary hardware. Disclaimer This app provides informational diagnostic data only and does not replace professional vehicle inspection, diagnosis, or repair. https://carscannerpro.com/terms https://carscannerpro.com/privacy

Screenshots

Custo4 screens
Car Scanner ELM OBD24 screens

Verdict

The call

The clearest difference is in-app purchases: Custo at none against Car Scanner ELM OBD2's 7. Custo also leads on ads (none vs shown). On price, 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

Both are free to download. Car Scanner ELM OBD2 sells 7 in-app purchases, starting at $6.99 per 7 days. Custo asks for nothing beyond the download.

Scorecard2 real differences · 8 level
Custo versus Car Scanner ELM OBD2: the parameters behind the verdict, then further details
ParameterCustoCar Scanner ELM OBD2
PriceFreeFree
Rating—4.4 (18 ratings) — better
Positive reviews—20.0% of reviews
Number of ratings—18 — better
Update frequency—Every 3 days
AdsNo — betterYes
In-app purchasesNo — betterYes
Monetization—Free with in-app purchases
DevicesiPhone, iPad — betteriPhone
Requires iOS18.517.6 — better
Further details — not scored
Size1 MB55 MB
Age rating4+4+
DeveloperJung-Chen LeeSINAN ATAKUL

In-app purchases

None

Custo

No in-app purchases

7 purchases

Car Scanner ELM OBD2

Subscriptions7
  • Car Scanner Pro - Obd2 ELM Weekly$6.997 Days
  • Car Scanner Pro Weekly$9.997 Days
  • Car Scanner Pro -Diagnostic Monthly$14.991 Month
Show 4 more
  • Car Scanner - Obd2 Special Offer$34.991 Year
  • Car Scanner Special Offer$49.991 Year
  • Car Scanner Pro Annual All Brands$69.991 Year
  • Car Scanner Pro Annual$99.991 Year

Questions

Is Custo free?
Custo is free to download, with no in-app purchases.
Is Car Scanner ELM OBD2 free?
Car Scanner ELM OBD2 is free to download, with in-app purchases available.
Do Custo or Car Scanner ELM OBD2 have ads?
Car Scanner ELM OBD2 shows ads; Custo does not.

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