OSM sketch vs MapDraw
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.
MapDraw
Create custom maps by drawing directly on them. Mark locations, add annotations, and plan routes digitally. Ideal for educational purposes, trip planning, and sharing local insights.
- Draw directly on maps
- Add custom annotations and symbols
- Plan trips and connect destinations
- Create custom maps for travel
- Mark local insider tips
- Digital education and homeschooling tool
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There are endless examples of uses for MapDraw: You can use the map creator in geography classes to draw in flags, mark areas, etc. You can plan trips or excursions, connect many destinations and keep track of them - in digital. Press long on the map to add a annotation or a custom symbol. You can use the map maker to create a map of places they want to travel to. You can use the map maker to create a map with local insider tips. And much more. MapDraw is a tool that creates a lot of room for creativity and new possibilities in digital education and homeschooling.
Screenshots
Verdict
The clearest difference is price: OSM sketch at Free against MapDraw's $3.99. OSM sketch also leads on review sentiment (100% vs 65%). MapDraw's advantage is ads (none vs shown) and update cadence (every 2 weeks vs every 4 months). On rating, 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
OSM sketch is free to download; MapDraw costs $3.99 up front. Neither carries in-app purchases, so what you see is what you pay.
On the App Store both sit at effectively the same score — 4.5 for OSM sketch against 4.5 for MapDraw. That said, the two scores are not equally well evidenced: MapDraw has 595 ratings behind it against 2, so its average is the more settled of the two. Written reviews are what separate them: 100% of OSM sketch's written reviews are positive against 65% of MapDraw's.
OSM sketch ships an update every 4 months, MapDraw every 2 weeks. The most recent releases landed on October 7, 2026 and October 26, 2026 respectively.
| Parameter | OSM sketch | MapDraw |
|---|---|---|
| Price | Free — better | $3.99 |
| Rating | 4.5 (2 ratings) — better | 4.5 (595 ratings) |
| Positive reviews | 100.0% of reviews — better | 65.0% of reviews |
| Number of ratings | 2 | 595 — better |
| Update frequency | Every 4 months | Every 2 weeks — better |
| Ads | Yes | No — better |
| In-app purchases | No | No |
| Monetization | Ad-supported | Free — better |
| Devices | iPhone, iPad | iPhone, iPad, iPod — better |
| Requires iOS | 16.6 | 14.1 — better |
| Further details — not scored | ||
| Size | 8 MB | 1 MB |
| Age rating | 4+ | 4+ |
| Developer | Masaki Fujimoto | Corvin Hartmann |
Customer experience
OSM sketch
MapDraw
Bugs and requests
OSM sketch
Not enough reviews yet to summarise bugs or requests.
MapDraw
Reported bugs
3 issues- Lines turning black unexpectedly
- Drawing not keeping up with user input
- Inability to edit or delete specific lines
Requested features
4 requests- Add eraser tool
- Improve undo/redo functionality
- Allow saving and restoring of maps
- Improve color selection and consistency
In-app purchases
OSM sketch
No in-app purchases
MapDraw
No in-app purchases







