--- title: "MLAstro Hub - Reviews, Revenue and Downloads in Vietnam | Apple App Store" description: "MLAstro is the wireless remote control companion for OnStep-based telescope mounts connected through SmartWebServer. Whether you're in your backyard or at a dark-sky site, MLAstro gives you everythin" --- # MLAstro Hub — Vietnam > OnStepX Smart Controller ![MLAstro Hub App Icon](https://is1-ssl.mzstatic.com/image/thumb/Purple221/v4/a6/29/30/a6293041-8c24-c04f-6c2e-95a5beb9409f/AppIcon-0-0-1x_U007emarketing-0-8-0-85-220.png/434x0w.png) **Developer:** [To Ngoc Khanh](https://apptail.io/developer/to-ngoc-khanh-BKJumc) **Category:** Utilities **Rating:** 5.0/5 (2 ratings) **Price:** Free **Bundle ID:** com.mlastro.controllapp **Store:** Apple App Store **Country:** Vietnam **Version:** 1.2.2 (released 2026-10-24) **Original Release:** 2026-05-28 **Languages:** English **App Store Link:** [Download on Apple App Store](https://apps.apple.com/vn/app/app/id6767999378) **AppTail Page:** [https://apptail.io/app/mlastro-hub-jImA/vietnam](https://apptail.io/app/mlastro-hub-jImA/vietnam) ## MLAstro Hub Description MLAstro is the wireless remote control companion for OnStep-based telescope mounts connected through SmartWebServer. Whether you're in your backyard or at a dark-sky site, MLAstro gives you everything you need right from your phone — no laptop, no cables, no hassle. KEY FEATURES ● Live Mount Status See your mount's current state at a glance: tracking mode, guide rates, slew status, and connection health — all updated in real time. ● Full Directional Control A responsive on-screen directional pad lets you nudge the mount in any direction. Adjust slew rates, start or stop tracking, and send mount utility commands with a tap. ● Home & Park Safely home or park your mount at the end of a session with dedicated one-tap controls. ● Go-To Catalogs Browse built-in catalogs and send your mount directly to any object: - Messier catalog (110 objects) - Caldwell catalog (109 objects) - Bright Stars list - J2000 coordinate entry for any custom target ● Target Detail & Slew View object details before slewing, confirm the target, and watch your mount move — all from one clean screen. ● Alignment Workflow Step through the alignment process guided by the app, so your mount points accurately every time. ● Flexible Network Setup Supports both Access Point and Station (router) Wi-Fi modes. Save your controller's IP address and port so you're always one tap from connecting. ● Configuration & Tuning Adjust meridian flip settings, slew limits, slew rates, tracking mode, time & location, and controller / axis parameters — all without leaving the app. ● Light & Dark Theme Choose light, dark, or follow your system preference. REQUIREMENTS - An OnStep-based telescope mount controller - SmartWebServer (or compatible TCP bridge) running on port 9998 (configurable) - iOS 15 or later - Same local Wi-Fi network as the mount MLAstro is built for amateur astronomers who want a clean, capable mobile controller for their OnStep rig. No account required. No cloud. Just your phone and your mount. ## MLAstro Hub Screenshots - [Screenshot 1](https://is1-ssl.mzstatic.com/image/thumb/PurpleSource211/v4/fd/3b/ae/fd3baeb7-a234-61d5-552d-8226df118794/1-mlastro.png/1242x2688.png) - [Screenshot 2](https://is1-ssl.mzstatic.com/image/thumb/PurpleSource211/v4/a4/3e/38/a43e380f-f205-7197-8327-f199c970f633/6-home.png/1242x2688.png) - [Screenshot 3](https://is1-ssl.mzstatic.com/image/thumb/PurpleSource211/v4/21/69/04/216904f8-98d4-b4f2-457f-eb15eab2ddbc/5-config.png/1242x2688.png) - [Screenshot 4](https://is1-ssl.mzstatic.com/image/thumb/PurpleSource211/v4/d2/13/48/d21348b2-d3fc-0a2f-8dec-fd3a0a405d21/4-align.png/1242x2688.png) - [Screenshot 5](https://is1-ssl.mzstatic.com/image/thumb/PurpleSource221/v4/69/f0/f5/69f0f513-e37e-41f0-94c7-d1d6b6d4bd91/2-catalogue.png/1242x2688.png) - [Screenshot 6](https://is1-ssl.mzstatic.com/image/thumb/PurpleSource221/v4/00/a0/2c/00a02c1c-71e1-d6bb-2c45-3ccb83f06311/3-goto.png/1242x2688.png) ## MLAstro Hub Rating Breakdown in Vietnam - 5 stars: 2 (100%) - 4 stars: 0 (0%) - 3 stars: 0 (0%) - 2 stars: 0 (0%) - 1 stars: 0 (0%) ## MLAstro Hub Reviews in Vietnam ### ***** "Best onstepx controller app" Easy to use, much much better UX than sws. Thanks -- Ngoctanphs, 2026-06-19 [View all MLAstro Hub reviews and detailed analytics on AppTail](https://app.apptail.io/signup?utm_campaign=ai-crawl&utm_content=reviews) ## MLAstro Hub Available In - [Vietnam](https://apptail.io/app/mlastro-hub-jImA/vietnam) - [United States](https://apptail.io/app/mlastro-hub-jImA/united-states) - [Germany](https://apptail.io/app/mlastro-hub-jImA/germany) - [Egypt](https://apptail.io/app/mlastro-hub-jImA/egypt) - [France](https://apptail.io/app/mlastro-hub-jImA/france) - [Australia](https://apptail.io/app/mlastro-hub-jImA/australia) - [Israel](https://apptail.io/app/mlastro-hub-jImA/israel) - [Ukraine](https://apptail.io/app/mlastro-hub-jImA/ukraine) - [Uruguay](https://apptail.io/app/mlastro-hub-jImA/uruguay) - [United Kingdom](https://apptail.io/app/mlastro-hub-jImA/united-kingdom) - [Cyprus](https://apptail.io/app/mlastro-hub-jImA/cyprus) - [Ecuador](https://apptail.io/app/mlastro-hub-jImA/ecuador) --- ## 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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