Comparison

OBD Compass vs DashLightAI

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

Head to head
About

OBD Compass

Features
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The Bluetooth OBDII scan tool is loaded with essential features such as full OBDII functionality. Key Features: 1. Vehicle health check, read vehicle faults. 2. Various visual data such as numerical values, waveforms, and dials. 3. n-depth analysis of fault codes, including causes of generation, potential impacts of fault codes on vehicles, maintenance suggestions, and estimated costs, etc. 4. Maintenance records and reminders. 5. Community and Knowledge Base.

About

DashLightAI

Features
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Worried about a light on your dashboard? DashLight AI tells you what it means in seconds. Just snap a photo of the warning symbol โ€” or pick one from your library โ€” and our AI identifies it, explains the problem in plain language, and tells you the one thing you really want to know: is it safe to keep driving? WHAT YOU GET โ€ข Instant identification of dashboard warning lights โ€ข A clear severity rating โ€” Low, Medium, High, or Critical โ€ข "Can I keep driving?" guidance for every light โ€ข Likely causes and the recommended next step โ€ข An estimated repair-cost range so there are no nasty surprises โ€ข Detects multiple lights in one photo BUILT FOR REAL DRIVERS No jargon, no guesswork. DashLight AI turns a confusing symbol into a simple, confident answer โ€” so you know whether to keep driving, book a garage, or stop right now. KEEP A HISTORY Save your scans and revisit them anytime. Handy for tracking a recurring issue or showing a mechanic exactly what came up. PREMIUM Upgrade for unlimited scans, the full diagnosis on every light, repair-cost estimates, unlimited history, and the AI Mechanic for follow-up advice. IMPORTANT DashLight AI provides general guidance and can be wrong. It is not a substitute for inspection by a qualified mechanic. If a red warning light is on, stop safely and have your vehicle checked. Terms of Use (EULA): https://www.apple.com/legal/internet-services/itunes/dev/stdeula/

Screenshots

OBD Compass3 screens
DashLightAI4 screens

Verdict

The call

The clearest difference is in-app purchases: OBD Compass at none against DashLightAI's 3. OBD Compass also leads on iOS requirement (13.0 vs 17.0). On price, ads and device support there is nothing between them.

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

CostPrice ยท In-app purchases ยท Ads ยท Monetization

Both are free to download. DashLightAI sells 3 in-app purchases, starting at $2.99 per 7 days. OBD Compass asks for nothing beyond the download.

Scorecard2 real differences ยท 4 level
OBD Compass versus DashLightAI: the parameters behind the verdict, then further details
ParameterOBD CompassDashLightAI
PriceFreeFree
Update frequencyMonthlyโ€”
AdsNoNo
In-app purchasesNo โ€” betterYes
DevicesiPhone, iPod โ€” betteriPhone
Requires iOS13.0 โ€” better17.0
Further details โ€” not scored
Size25 MB1 MB
Age rating4+4+
DeveloperHK TOPDON TECHNOLOGY Co., LIMITEDALEKSANDAR STOJANOVIC

In-app purchases

None

OBD Compass

No in-app purchases

3 purchases

DashLightAI

Subscriptions3
  • Weekly$2.997 Days
  • Monthly$14.991 Month
  • Yearly$49.991 Year

Questions

Is OBD Compass free?
OBD Compass is free to download, with no in-app purchases.
Is DashLightAI free?
DashLightAI is free to download, with in-app purchases available.
Do OBD Compass or DashLightAI have ads?
Neither OBD Compass nor DashLightAI shows ads.

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