Your car's whole story, in one app

Know your car is safe — and never miss what's due.

Kotselog remembers your oil changes, tire rotations, registration, and insurance renewals so you don't have to. Log fuel, track mileage, and see exactly what your ride really costs — for car owners everywhere.

Get it on Google Play

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Free to start • Works offline • No account needed to try

Offline-first — your logs live on your phone Free to start, no paywall Multi-vehicle ready For drivers in any country
Peace of mind

Drive knowing your car is safe

Kotselog quietly keeps watch in the background, so the important things never sneak up on you.

  • Nothing overdueDistance- and date-based reminders keep maintenance on schedule.
  • Always registered & insuredRenewal alerts mean no checkpoint surprises and no lapse in coverage.
  • No more guessworkA clear history of every service, part, and expense on your car.
Paid add-on

Sync across all your devices

Start on your phone, pick up on your tablet or the web. Cross-device sync keeps your whole garage in step. It is the one paid part of Kotselog — subscriptions aren’t open for sign-up yet, and we’ll say so here when they are.

Your logbook is free, works offline, and stays readable and exportable whether or not you ever subscribe.
For enthusiasts

Researching your next vehicle?

Deep, cited comparisons for the two segments buyers obsess over — electrified cars and 4x4s — with a pick for every budget. Then track what it costs to own in Kotselog.

⚡ Thinking electric?

Compare EVs & hybrids of 2026

26 electric cars, hybrids and plug-ins side by side — price, power, range and charging — with head-to-head comparisons and a "best for your budget" pick.

🏔️ Going off-road?

Compare 4x4s & off-road trucks

15 pickups and off-road SUVs side by side — power, ground clearance, wading, 4WD and towing — with head-to-head comparisons and picks by budget and use.

Ready when you are

Take care of your car the easy way

Open Kotselog in your browser and add your first vehicle in under a minute. Free to start — no credit card, no commitment.

Open the App