Tankly

The Otter Forge

In-app purchases

About this app

Tankly, your digital maintenance log — no account, no cloud, no ads.

Track your car expenses daily: fuel, charging, maintenance, reminders. All your data stays on your phone, encrypted and private.

SMART FUEL TRACKING

Enter your fill-ups in 3 seconds (only 2 fields are needed, the 3rd is calculated automatically)
Scan your receipts using OCR: the price, liters, and station are automatically detected
Average consumption in L/100 km or kWh/100 km depending on your engine type
Complete history with cost/km and trends

ALL VEHICLE TYPES

Gasoline, diesel, LPG, dual-fuel
100% electric (tracked in kWh)
PHEV plug-in hybrid (fill-ups + charging)
Interface adapted to each engine type

MAINTENANCE & REMINDERS

Categories ready: oil change, tires, brakes, timing belt, service, MOT...
Reminders by date (or also by mileage if Premium)
Notification 5 days in advance and on the day of service
Reminders automatically suggested when creating the vehicle

DASHBOARD & STATISTICS

Total cost this month / this year Last year

Project your year-end expenses
Fuel consumption curve and fuel/maintenance breakdown
Recurring costs (insurance, leasing, parking, etc.) included in the calculation

EXPORT & SHARE

CSV export: fuel fill-ups, maintenance, reminders, recurring costs, vehicles
Compatible with Excel and Google Sheets
GDPR compliant (Article 20): your data belongs to you

HANDY CHECKLISTS

Vacation preparation, winter storage, pre-sale
Dated history of your checks

SALES MODE (Premium)

Generate a professional PDF for the buyer
Enjoy 10 OCR receipt scans per month per vehicle (compared to only 10 total in the free version)

MULTI-VEHICLE (Premium)

Manage the whole family from a single phone
Quickly switch between vehicles

PRIVACY FIRST

No account creation required
No data sent over the internet (except OCR) (Optional, with consent)
Local AES-256 encryption
No ads, no trackers, no analytics

FREE AND COMPLETE
The free version covers the essentials: 1 vehicle, fuel, maintenance, reminders, CSV exports, and statistics. The Premium subscription unlocks multi-vehicle support, PDF sales mode, data import, advanced mileage reminders, and persistent checklists.

Download Tankly and take back control of your car expenses.

What’s new

Nouveau : la Simulation
Estimez le budget d'un véhicule avant de l'acheter, en achat comptant, à crédit ou en leasing (LOA/LLD).
• Coût total, par mois et au kilomètre
• Répartition par poste, décote et revente estimée
• Kilométrage pré-rempli depuis votre véhicule
• Comparateur et export CSV (Premium)
• Convertissez une simulation en véhicule suivi
Corrections diverses.