--- title: "HAM Distance: Grid & Callsign - Reviews, Revenue and Downloads in Czechia | Apple App Store" description: "Calculate the distance between any two amateur radio stations in seconds. Mircules HAM Distance is the essential tool for ham radio operators who want to know exactly how far their signal traveled. E" --- # HAM Distance: Grid & Callsign — Czechia > Amateur Radio QTH Distance ![HAM Distance App Icon](https://is1-ssl.mzstatic.com/image/thumb/Purple221/v4/d6/62/9b/d6629bf7-2834-909b-7547-e3b527167b0d/AppIcon-0-0-1x_U007epad-0-1-85-220.png/434x0w.png) **Developer:** [Mircules](https://apptail.io/developer/mircules-ijSb) **Category:** Utilities **Rating:** 5.0/5 (1 ratings) **Price:** Free **Bundle ID:** com.mircules.ham.distance **Store:** Apple App Store **Country:** Czechia **Version:** 5.0 (released 2026-04-09) **Original Release:** 2013-04-03 **Languages:** English **App Store Link:** [Download on Apple App Store](https://apps.apple.com/cz/app/app/id627422998) **AppTail Page:** [https://apptail.io/app/ham-distance-grid-callsign-Uixz/czechia](https://apptail.io/app/ham-distance-grid-callsign-Uixz/czechia) ## HAM Distance Description Calculate the distance between any two amateur radio stations in seconds. Mircules HAM Distance is the essential tool for ham radio operators who want to know exactly how far their signal traveled. Enter callsigns, Maidenhead grid locators, or coordinates and get the great-circle distance instantly. THREE INPUT METHODS • Callsign: Enter any amateur callsign to resolve it to coordinates via QRZ.com or HamQTH.com • Maidenhead Grid: Enter grid locators from 2 to 8 characters • Lat/Lon: Enter decimal coordinates directly SAVE YOUR CALCULATIONS Save distance pairs with custom labels like "Home to repeater" or "Field Day DX." Track your contacts over time and review them anytime. MAP VISUALIZATION Plot your saved distances on an interactive map. Filter by week, month, or year, or view all contacts at once. See markers and distance lines for every pair. STATISTICS See your total contacts, longest and shortest distance, average distance, and a distribution chart showing how your contacts break down by range. ICLOUD SYNC Your saved pairs sync automatically across all your devices via iCloud. No account needed — just sign into iCloud and your data is there. HOME SCREEN WIDGETS Add widgets to your home screen to see your latest distance calculation and stats at a glance. NO ACCOUNT REQUIRED The calculator works immediately. Configure your QRZ.com or HamQTH.com credentials and start calculating. Your data stays on your device and in your private iCloud. BUILT FOR HAM RADIO Designed specifically for amateur radio operators. Supports the Maidenhead Locator System, integrates with QRZ.com and HamQTH.com, and uses the Haversine formula for accurate great-circle distances. Free to use. No ads. Tips welcome. 73 de Mircules ## HAM Distance Screenshots - [Screenshot 1](https://is1-ssl.mzstatic.com/image/thumb/PurpleSource211/v4/e5/72/5b/e5725b67-2011-28b2-ea43-16833a99bda7/screenshot_1.png/1242x2688.png) - [Screenshot 2](https://is1-ssl.mzstatic.com/image/thumb/PurpleSource221/v4/2b/e5/c2/2be5c294-fd45-8a3a-c837-ad072f71c626/screenshot_3.png/1242x2688.png) - [Screenshot 3](https://is1-ssl.mzstatic.com/image/thumb/PurpleSource211/v4/39/81/2f/39812f05-60fd-c4d0-d2c3-44dec4e21ae3/screenshot_2.png/1242x2688.png) - [Screenshot 4](https://is1-ssl.mzstatic.com/image/thumb/PurpleSource221/v4/77/fb/74/77fb74de-372e-a38b-b424-de37fe749139/screenshot_5.png/1242x2688.png) - [Screenshot 5](https://is1-ssl.mzstatic.com/image/thumb/PurpleSource221/v4/47/b5/41/47b541e5-2f5c-d288-ddba-0bdf429e104d/screenshot_4.png/1242x2688.png) ## HAM Distance Rating Breakdown in Czechia - 5 stars: 1 (100%) - 4 stars: 0 (0%) - 3 stars: 0 (0%) - 2 stars: 0 (0%) - 1 stars: 0 (0%) ## HAM Distance Available In - [Czechia](https://apptail.io/app/ham-distance-grid-callsign-Uixz/czechia) - [Austria](https://apptail.io/app/ham-distance-grid-callsign-Uixz/austria) - [Barbados](https://apptail.io/app/ham-distance-grid-callsign-Uixz/barbados) - [Canada](https://apptail.io/app/ham-distance-grid-callsign-Uixz/canada) - [Germany](https://apptail.io/app/ham-distance-grid-callsign-Uixz/germany) - [Luxembourg](https://apptail.io/app/ham-distance-grid-callsign-Uixz/luxembourg) - [Malaysia](https://apptail.io/app/ham-distance-grid-callsign-Uixz/malaysia) - [Norway](https://apptail.io/app/ham-distance-grid-callsign-Uixz/norway) - [Sweden](https://apptail.io/app/ham-distance-grid-callsign-Uixz/sweden) - [United Arab Emirates](https://apptail.io/app/ham-distance-grid-callsign-Uixz/united-arab-emirates) - [Taiwan](https://apptail.io/app/ham-distance-grid-callsign-Uixz/taiwan) --- ## About AppTail [AppTail](https://apptail.io) is a mobile app intelligence platform providing app analytics, ASO (App Store Optimization) tools, keyword tracking, competitor analysis, revenue estimates, and review monitoring for iOS App Store apps. 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