RoadOddity app icon

Field guide for travelers

RoadOddity

Collect the world's strangest road signs — from kangaroo crossings to Icelandic troll warnings.

Offline · no accounts · no in-app purchases
Stylized highway at sunset

Mileage stamp trail

  1. MI 01

    Discover

    Filter 48 odd signs by country, type, rarity, or graffiti. Search kangaroo, troll, UFO — then save favorites to your hunt list.

  2. MI 02

    Hunt

    Build a wishlist before your trip. Trip Mode keeps your targets visible when the highway miles roll by.

  3. MI 03

    Spotted

    Stamp signs when you find them in the wild. Field notes stay on your device — no cloud, no accounts.

  4. MI 04

    Trophy Lane

    Track progress by country and rarity. Unlock achievements for troll hunters, graffiti spotters, and pre-Vienna scholars.

  • 48catalog signs
  • 100%offline
  • Freeno IAP

Pinned specimens

Real app screens from the catalog, atlas, and your stamp collection.

Discover masonry catalog
Discover oddities
Sign detail with Spotted button
Sign stories
World atlas map pins
World atlas
My Stamps collection
My Stamps
Quirky road signs collage Travel stamp impression

Roadside notes

Compare eras

Flip between pre-Vienna historical markers and modern warning diamonds. See how international standards reshaped the roadside.

Graffiti editions

Tagged kangaroos and bridge troll tags count too. Filter vandalized signs separately from the official catalog.

Local only

RoadOddity stores your stamps and hunt list on device. No third-party analytics, no subscriptions, no sign-in.