O-Atlas
Masaya Tojo Navigation iPhoneiPadiPod touch
O-Atlas is a free Navigation app for iPhone and iPad by Masaya Tojo. Requires iOS 15.0. Updated October 15, 2026.
- Price
- Free
- on the App Store
- Size
- 8 MB
- Age 4+
- Updated
- Oct 15
- 2026 · v1.4.0
Screenshots
About O-Atlas
Worldwide orienteering-style map with 5m contours. Main features • Worldwide maps based on OpenStreetMap and other open data sources • Selectable contour intervals at high zoom (1 m / 2 m / 2.5 m / 5 m / 10 m) • Scale matched to real on-screen distance (1:4,000 / 1:7,500 / 1:10,000 / 1:15,000 / custom) • Offline map cache • Satellite imagery • Create 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
What’s new
Version 1.4.0 · Updated October 15, 2026
- Improved map styling and features.
App privacy
The developer, Masaya Tojo, reported these privacy practices to Apple.
Data Not Collected
The developer does not collect any data from this app.
Alternatives to O-Atlas
Looking for apps like O-Atlas? Here are 6 similar apps on the App Store. The highest rated is Avyline - Backcountry Ski Map (5.0/5), and all 6 are free to download.
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| App | Rating | Price | Last updated | Compare |
|---|---|---|---|---|
| O-Atlas | – | Free | October 15, 2026 | |
| JustLogger | – | Free | Jul 28, 2026 | Compare |
| Avyline - Backcountry Ski Map | 5.0 / 5 (1) | Free | Oct 15, 2026 | Compare |
| Trovel: World Atlas | – | Free | Jun 12, 2026 | Compare |
| ClimbOn Hiking Map & GPS | – | Free | Sep 27, 2026 | Compare |
| Grand View Recorder | – | Free | Aug 20, 2026 | Compare |
| Keep@Place | – | Free | Mar 9, 2026 | Compare |
Compare O-Atlas with the top alternatives: ratings, updates, ASO score and keyword gaps →