# O-Atlas — Orienteering style world map

> Orienteering style world map (iPhone/iPad app by Masaya Tojo.)

- Source: https://appshunter.io/ios/app/o-atlas/id6779100522 (this page in markdown: same URL + `.md`)
- Developer: [Masaya Tojo](https://appshunter.io/developer/6779100524)
- Category: Navigation
- Price: Free
- Age rating: 4+
- Requires: iOS 16.0 · 7 MB
- Languages: American English, Japanese
- Released: 2026-06-16
- Data updated: 2026-07-30
- User reviews in markdown: https://appshunter.io/ios/app/o-atlas/id6779100522/reviews.md

## What is O?

Worldwide orienteering-style map with 5m contours.

Main features
• Worldwide maps based on OpenStreetMap data

• 5m contour lines at high zoom levels

• Create and display simple orienteering courses
• Import and export IOF XML course files

• Basic map features including current location display, heading-up map orientation, search, and routing

• Display of POIs such as stations and shops


## Version history (last 3 releases)

### 1.2.0 — 2026-07-12

‐ Added satellite imagery.
- Refined the map design and styling.
- Other minor improvements and internal updates.

### 1.1.0 — 2026-07-07

- Fixed magnetic declination issues when using heading-up map orientation.
- Switched the building data source to Overture Maps.
- Refined the map design and styling.
- Other minor improvements and internal updates.

### 1.0 — 2026-06-16

No release notes.

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*Data collected daily from the US App Store and indexed by [AppsHunter](https://appshunter.io/). User reviews are verbatim App Store reviews. Ratings, prices and chart positions refresh continuously; this snapshot is from 2026-07-30.*