
Draw on a map
The simplest way to draw on maps and share them
About
The app offers seven drawing tools: freehand pen for sketching routes, straight line segments, directional arrows, circles for marking radius areas, an eraser, a pan tool for navigation, and a select tool for editing existing drawings. Users can choose from six preset colors or use a custom color picker, with brush sizes adjustable from 1 to 50 pixels. A built-in search bar lets you jump to any location worldwide in seconds. Keyboard shortcuts speed up the workflow (1–7 for tools, Ctrl+Z for undo, Space to pan while drawing, and more). The entire interface is optimised for phone and works seamlessly on phones, tablets, and desktops, with dark mode support and offline functionality once loaded.
Travelers plan multi-stop itineraries by drawing routes and colour-coding each destination. Friends mark exact meeting spots and share them over WhatsApp or email instead of typing confusing addresses. Hikers sketch trail routes before heading out. Real estate agents highlight property boundaries or neighbourhood features for clients. Delivery coordinators map out zones and radius areas. Teachers and students create geographic study guides. Event planners mark venue layouts and parking areas. Basically, anytime you need to communicate "here" or "go this way," the tool replaces screenshots and wall-of-text directions with one clear, interactive map.
Unlike map apps that force signups, track your location, or lock features behind paywalls, Draw on a Map is deliberately minimal: open the site, draw, share. Your annotations are encoded directly into the shareable URL, unless you're using the saving feature. Recipients see exactly what you drew without needing an account. Built on OpenStreetMap and OpenLayers, it loads fast, works everywhere, and respects your privacy. From idea to shared map in under 30 seconds.
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What other founders did to grow.
2722 dispatches from hundreds of founders, pulled from the week's best podcasts.
You look at the group of customers who stay the longest and spend the most — develop hypotheses about what this group shares — and then you tell your marketing team to go get lookalikes.
Segment by post-signup behavior to find your highest-LTV customers — then market only to lookalikes
Start by listing your best and worst customers and identifying what separates them: acquisition source, signup cohort, onboarding path, usage frequency in week one. Once you have a hypothesis, build marketing to attract only the high-value archetype even if it means a smaller TAM. Disciplined focus on the right customer is a competitive advantage.
I got the first sales minutes after my first Reddit post i've never seen anything like that before and that was a clear sign that my idea was validated
Use Immediate Sales as the Only Validation Signal That Matters
Dennis posted screenshots of his app on Reddit and got blocked almost immediately, but not before the first paying customers came in. The speed of payment was the signal he needed. He contrasted this with previous projects that had no users at all.
There's a play for whatever you're stuck on.
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