OSM sketch vs DOR Navigate
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
OSM sketch
Draw directly on OpenStreetMap maps to create annotations and memos. Save your drawings as GPX files to upload and edit on desktop OSM editors. Ideal for planning routes or marking points of interest on the go.
- Draw on OSM maps
- Save drawings as GPX
- Upload to OSM account
- Multi-touch gestures
- Display current location
- Zoom and scroll map
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For OpenStreetMap(OSM) mapping, drawing your memo on paper printed the OSM map is good solution. You can describe on the paper anything e.g. Line, words, arrow, symbol and illustration. "OSM sketch" realize such paper mapping on iPhone. You can draw on OSM map anything you want to memo anywhere, anytime without printing beforehand. Operation is easy and optimized for small screen. Multi touch operation ,scroll and zoom, can be executed also during "drawing mode" so you can pull new canvas out quickly. To display current location and zoom in/out map support your mapping and these function are difficult for paper. The drawn line exchange into GPX file and upload to your OSM account page. You can open the GPX file by PC OSM editor(iD, Potlatch2 and JOSM) and edit OSM data based on your lines when you return your home.
DOR Navigate
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Stay ahead of road and bridge closures with the DOR Navigate App, designed to provide real-time alerts and critical road advisories. Whether you're a traveler, commuter, or road authority, this app ensures you have up-to-date information on potential hazards and closures. Key Features: - Real-Time Alerts: Receive instant notifications for road and bridge closures, flash floods, and severe weather conditions. - Interactive Map View: Visualize closures and hazards on a detailed map with Web Map Service (WMS) integration. - Road & Bridge Advisory: Access historical data, statistics, and advisory reports for informed travel decisions. - Multi-Language Support: Use the app in your preferred language for a better user experience. Designed for efficiency and ease of use, DOR Navigate App helps you stay informed, safe, and prepared for any road conditions. Download now and take control of your journey!
Screenshots
Verdict
The clearest difference is ads: DOR Navigate at none against OSM sketch's shown. DOR Navigate also leads on update cadence (monthly vs every 4 months) and iOS requirement (14.0 vs 16.6). On price, in-app purchases and device support there is nothing between them.
Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS
Both are free to download. Neither carries in-app purchases, so what you see is what you pay.
OSM sketch ships an update every 4 months, DOR Navigate monthly. The most recent releases landed on July 2, 2026 and August 4, 2026 respectively.
| Parameter | OSM sketch | DOR Navigate |
|---|---|---|
| Price | Free | Free |
| Rating | 4.5 (2 ratings) — better | — |
| Positive reviews | 100.0% of reviews | — |
| Number of ratings | 2 — better | — |
| Update frequency | Every 4 months | Monthly — better |
| Ads | Yes | No — better |
| In-app purchases | No | No |
| Monetization | Ad-supported | — |
| Devices | iPhone, iPad | iPhone, iPad, iPod — better |
| Requires iOS | 16.6 | 14.0 — better |
| Further details — not scored | ||
| Size | 8 MB | 73 MB |
| Age rating | 4+ | 4+ |
| Developer | Masaki Fujimoto | REGIONAL INTEGRATED MULTI HAZARD EARLY WARNING SYSTEM |
In-app purchases
OSM sketch
No in-app purchases
DOR Navigate
No in-app purchases









