know before you go
Know every toll before you drive.
Enter your route, get the total cost instantly, and hear each toll spoken aloud through your car's speakers as you approach it.
indicative, VAT included
the problem
8 toll operators. 4 vehicle categories. 24% VAT quietly baked in. Greek tolls were never built to be understood at a glance.
indicative, VAT included
how it works
Three steps to a stress-free drive.
Enter your route
From, to, and your vehicle category — that's all Diodia needs.
See the cost & every toll
One clear total, broken down per operator, plus a toll-free option.
Drive with spoken alerts
Diodia speaks each toll aloud as you approach — hands-free, eyes up.
everything you need
Built around the drive, not just the map.
Every feature earns its place on a real Greek road trip.
Cost calculator
One indicative total, VAT included, before you leave.
Priced plaza map
Every toll station on your route, priced, on the map.
Spoken proximity alerts
Hands-free heads-up through your car speakers as each toll nears.
Toll-free routing
Avoid tolls entirely and see what you save.
Per-operator breakdown
Every operator, every fee, one clean total.
Works offline
Alerts keep firing on the road, signal or not.
Multi-language
Greek and English at launch, more on the way.
the signature feature
Hands-free alerts, spoken through your car.
As you approach each toll plaza, Diodia speaks a heads-up through Bluetooth, CarPlay or Android Auto — ducked politely under your music or navigation. No glancing at your phone. Eyes on the road, always.
free vs pro
Start free. Upgrade when you drive more.
Free
- Basic city-to-city toll estimate
- Per-operator price breakdown
- Toll-free route option
Pro
- Everything in Free
- Spoken driving alerts
- Saved routes & vehicles
- Offline on the road
loved by early road-trippers
★★★★★
Diodia is pre-launch — real reviews will appear here after release.
“Placeholder review — real quotes will replace this after launch.”
Early tester · Athens
“Placeholder review — real quotes will replace this after launch.”
Early tester · Thessaloniki
“Placeholder review — real quotes will replace this after launch.”
Early tester · Patra
Your next drive already has a price.
Free to start. No account needed for a quick estimate.