Comparison

KDMLink vs Revline

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

Head to head
About

KDMLink

Transform your phone into a live performance dashboard for your Hyundai N vehicle. This app connects to an N-Link Bluetooth device to stream real-time data directly from your car's CAN bus, displaying vital metrics like engine RPM, speed, temperatures, and tire pressure.

Highlights
  • Live telemetry dashboard
  • Engine RPM, speed, boost monitoring
  • Coolant, oil, intake air temperatures
  • Tire pressure monitoring (TPMS)
  • 12V battery health
  • Fuel level and odometer
Features
Read full description

KDM Link — Real-Time CAN Bus Telemetry for Hyundai N Vehicles Turn your phone into a live performance dashboard for your Hyundai N car. KDM Link connects to the N-Link Bluetooth device installed in your vehicle and streams real-time data straight from the CAN bus. Live Telemetry Dashboard - Engine RPM, vehicle speed, and turbo boost pressure - Coolant temperature, oil temperature, and intake air temperature - Accelerator position, brake pressure, and steering angle Tire & Battery Monitoring - Live TPMS readings for all four tires - 12V battery voltage, current, temperature, and state of charge Car Health Overview - Fuel level, odometer, and ambient temperature - All key vitals on one screen Requires Hardware KDM Link requires the N-Link Bluetooth device connected to your vehicle's OBD-II port. The app does not function without it. All data stays on your device. No accounts, no cloud, no tracking.

About

Revline

Track your vehicle's maintenance, fuel economy, and expenses in one private place. Get smart reminders for services and view detailed cost breakdowns. Protect your car's value with a complete service history.

Highlights
  • Vehicle maintenance logs
  • Fuel economy tracking
  • Expense logging
  • Smart service reminders
  • Multiple vehicle support
  • Data export/import
  • Private, on-device storage
Features
Read full description

Revline keeps your car's whole story in one place. Log every fill up, stay ahead of maintenance, and see exactly what your car costs. No account, no clutter, everything private on your phone. Whether you drive one car or a whole garage, Revline turns your fuel, service and expenses into clear numbers you can actually use. WHY DRIVERS LOVE REVLINE • Never get surprised. Know what is due before it is due, before a small fix becomes a big bill. • Stop overspending. See your real fuel economy and running cost, and cut the waste. • Protect its value. A complete service history keeps your car healthier and worth more at resale. • Zero effort. No sign up and no cloud. Everything stays on your device. EVERYTHING IN ONE GARAGE • Multiple vehicles. Keep your whole garage and switch between cars in a tap. • Fuel log and economy. Every fill up becomes real fuel economy in MPG or L/100km, with a clear trend over time. • Smart service reminders. A preloaded schedule for oil, tires, brakes, filters, battery, engine and fluids. Revline follows both mileage and time, and shows what is on track, due soon or overdue. • Records for everything. Log services, repairs and expenses. Mark items as serviced and Revline restarts their countdown automatically. • Real statistics. Fuel economy trends, monthly spending and a full cost breakdown by category, so you always know where the money goes. • Complete history. Every fuel up and service in one clear timeline, fully editable any time. • Photos on every record. Add a photo of a receipt, a part or some damage to any service. Every photo lands in your gallery too. • Timely notifications. Get reminded one week before and on the day a service is due. • Export and import. Export your data as CSV or PDF, and move your full history to any phone by importing a CSV. • Private by design. Fully on your device. No account required, no tracking and no ads. Revline is built for people who actually care about their car. Download it, add your ride, and take control of every mile. SUBSCRIPTION Revline Premium is an auto-renewable subscription: • Monthly — $2.99 (3-day free trial) • Yearly — $29.99 Payment is charged to your Apple ID at confirmation of purchase. Subscriptions auto-renew unless canceled at least 24 hours before the end of the current period; your account is charged within 24 hours prior to renewal. Manage or cancel anytime in your App Store account settings. Any unused portion of a free trial is forfeited when you purchase a subscription. Terms of Use (EULA): https://elite-pail-f3a.notion.site/Terms-of-Use-39fa366517fa809b931de69e51af7e36?pvs=73 Privacy Policy: https://elite-pail-f3a.notion.site/Privacy-Policy-399a366517fa809b8c18e2bf23325e81?pvs=74

Screenshots

KDMLink2 screens
Revline4 screens

Verdict

The call

The clearest difference is rating: KDMLink at 5.0 against Revline's 2.3. KDMLink also leads on in-app purchases (none vs 2). Revline's advantage is update cadence (every 2 days vs fortnightly) and ratings volume (3 vs 1). 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. Revline sells 2 in-app purchases, starting at $2.99 per month. KDMLink asks for nothing beyond the download.

ReceptionRating · Positive reviews · Number of ratings

KDMLink holds the better App Store score, 5.0 against 2.3. Both are backed by a comparable volume of ratings — 1 and 3 respectively.

UpkeepUpdate frequency

KDMLink ships an update fortnightly, Revline every 2 days. Both last shipped on October 31, 2026.

Scorecard6 real differences · 4 level
KDMLink versus Revline: the parameters behind the verdict, then further details
ParameterKDMLinkRevline
PriceFreeFree
Rating5.0 (1 ratings) — better2.3 (3 ratings)
Positive reviews—33.3% of reviews
Number of ratings13 — better
Update frequencyFortnightlyEvery 2 days — better
AdsNoNo
In-app purchasesNo — betterYes
MonetizationFree — betterFree with in-app purchases
DevicesiPhone, iPad — betteriPhone
Requires iOS18.016.0 — better
Further details — not scored
Size89 MB3 MB
Age rating4+4+
Developer531 DevIMAD SAAD

In-app purchases

None

KDMLink

No in-app purchases

2 purchases

Revline

Subscriptions2
  • Revline Pro Monthly$2.991 Month
  • Revline Pro Yearly7 Days trial$29.991 Year

Questions

Is KDMLink free?
KDMLink is free to download, with no in-app purchases.
Is Revline free?
Revline is free to download, with in-app purchases available.
Which has better reviews, KDMLink or Revline?
KDMLink is rated higher. KDMLink averages 5.0 out of 5 from 1 ratings, while Revline averages 2.3 from 3 ratings.
Do KDMLink or Revline have ads?
Neither KDMLink nor Revline shows ads.
Which is updated more often, KDMLink or Revline?
KDMLink ships an update fortnightly, and Revline every 2 days. Most recently, KDMLink was updated on October 31, 2026 and Revline on October 31, 2026.

Other comparisons