KDMLink vs Revline
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
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.
- Live telemetry dashboard
- Engine RPM, speed, boost monitoring
- Coolant, oil, intake air temperatures
- Tire pressure monitoring (TPMS)
- 12V battery health
- Fuel level and odometer
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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.
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.
- Vehicle maintenance logs
- Fuel economy tracking
- Expense logging
- Smart service reminders
- Multiple vehicle support
- Data export/import
- Private, on-device storage
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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
Verdict
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
Both are free to download. Revline sells 2 in-app purchases, starting at $2.99 per month. KDMLink asks for nothing beyond the download.
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.
KDMLink ships an update fortnightly, Revline every 2 days. Both last shipped on October 31, 2026.
| Parameter | KDMLink | Revline |
|---|---|---|
| Price | Free | Free |
| Rating | 5.0 (1 ratings) — better | 2.3 (3 ratings) |
| Positive reviews | — | 33.3% of reviews |
| Number of ratings | 1 | 3 — better |
| Update frequency | Fortnightly | Every 2 days — better |
| Ads | No | No |
| In-app purchases | No — better | Yes |
| Monetization | Free — better | Free with in-app purchases |
| Devices | iPhone, iPad — better | iPhone |
| Requires iOS | 18.0 | 16.0 — better |
| Further details — not scored | ||
| Size | 89 MB | 3 MB |
| Age rating | 4+ | 4+ |
| Developer | 531 Dev | IMAD SAAD |
In-app purchases
KDMLink
No in-app purchases
Revline
- Revline Pro Monthly$2.991 Month
- Revline Pro Yearly7 Days trial$29.991 Year









