--- title: "DRIN - Reviews, Revenue and Downloads in Ukraine | Apple App Store" description: "DRIN is the all-in-one offline toolkit for FPV racing pilots, long-range builders and hobbyists. Whether you're planning your first 5" quad or maintaining a fleet of 10" long-range platforms - DRIN ha" --- # DRIN — Ukraine ![DRIN App Icon](https://is1-ssl.mzstatic.com/image/thumb/Purple211/v4/15/d2/c4/15d2c4df-b7ed-e709-fa1d-3e3d42cb29e3/AppIcon-0-0-1x_U007emarketing-0-11-0-85-220.png/434x0w.png) **Developer:** [Unknown](https://apptail.io/developer/unknown-zEugb) (Ukraine) **Category:** Utilities **Rating:** 5.0/5 (4 ratings) **Price:** Free **Bundle ID:** ua.com.drin.helper **Store:** Apple App Store **Country:** Ukraine **Version:** 1.3.0 (released 2026-07-21) **Original Release:** 2025-02-09 **Languages:** English **App Store Link:** [Download on Apple App Store](https://apps.apple.com/ua/app/app/id6717573414) **AppTail Page:** [https://apptail.io/app/drin-AQWu/ukraine](https://apptail.io/app/drin-AQWu/ukraine) ## DRIN Description DRIN is the all-in-one offline toolkit for FPV racing pilots, long-range builders and hobbyists. Whether you're planning your first 5" quad or maintaining a fleet of 10" long-range platforms - DRIN has the tools you need, no internet required. 17 OFFLINE CALCULATORS • Flight time & thrust-to-weight ratio • Battery capacity, charge time & health (mAh → Wh) • ESC & propeller thrust • Ohm's law & link budget • Signal distance, VSWR loss & dBm to Watts conversion • Dipole design, antenna angle & radio horizon • VTX frequency table & Rx/Tx intermodulation checker All calculators work fully offline — in the field, at the bench, anywhere. PREFLIGHT CHECKLISTS • Separate checklists for FPV, fixed-wing and preflight inspection • Fully offline — never miss a step, even without signal COMPONENT FINDER WITH LIVE PRICES • Browse and compare drone parts sourced from AliExpress — only components with verified quality • Auto-generated build recommendations for 5", 7", 8", 9" and 10" drones • Build your own setup from recommended parts, or bookmark components to a local database • Price updates delivered directly in the news feed FLIGHT LOG & BLACKBOX IMPORT • Log every flight manually or import directly from Betaflight Blackbox • Track: voltage start/end/min, flight duration, temperature, altitude, distance, battery health • Assign logs to specific drones and batteries • Visualize your data with charts: voltage drop, flight duration, distance & altitude, flight type breakdown BETAFLIGHT CAMERA & VTX PRESETS • Ready-to-use Betaflight configurations for popular cameras and VTX modules • Save your preferred presets for offline access KNOWLEDGE BASE & NEWS • Short guides and life hacks written by pilots who fly daily • Component overviews, setup tips and best practices • News feed with firmware releases and price updates • Save any article offline for field reference Available in English, Ukrainian, Spanish and Portuguese. ## DRIN Screenshots - [Screenshot 1](https://is1-ssl.mzstatic.com/image/thumb/PurpleSource211/v4/bd/0e/b1/bd0eb187-4018-63f5-bac5-98dc71f05b0a/Simulator_Screenshot_-_iPhone_17_Pro_Max_-_2026-03-28_at_16.53.39.png/1320x2868.png) - [Screenshot 2](https://is1-ssl.mzstatic.com/image/thumb/PurpleSource221/v4/71/31/cd/7131cd00-2b34-7943-18de-d27c4fef4d9e/Simulator_Screenshot_-_iPhone_17_Pro_Max_-_2026-03-28_at_16.54.53.png/1320x2868.png) - [Screenshot 3](https://is1-ssl.mzstatic.com/image/thumb/PurpleSource221/v4/88/2f/c6/882fc66b-0ef2-6cb0-8ad8-56a85c259fe3/Simulator_Screenshot_-_iPhone_17_Pro_Max_-_2026-03-28_at_16.55.01.png/1320x2868.png) - [Screenshot 4](https://is1-ssl.mzstatic.com/image/thumb/PurpleSource221/v4/e8/fa/61/e8fa61b3-0ccd-77ce-8079-f6bb3808bfc1/Simulator_Screenshot_-_iPhone_17_Pro_Max_-_2026-03-28_at_16.55.11.png/1320x2868.png) - [Screenshot 5](https://is1-ssl.mzstatic.com/image/thumb/PurpleSource211/v4/cd/3b/60/cd3b6002-2bc9-8b5c-af3b-80151b262052/Simulator_Screenshot_-_iPhone_17_Pro_Max_-_2026-03-28_at_16.54.49.png/1320x2868.png) - [Screenshot 6](https://is1-ssl.mzstatic.com/image/thumb/PurpleSource221/v4/82/e2/53/82e253ba-3b6b-a5de-9334-a6e6f5fa0727/Simulator_Screenshot_-_iPhone_17_Pro_Max_-_2026-03-28_at_16.55.18.png/1320x2868.png) - [Screenshot 7](https://is1-ssl.mzstatic.com/image/thumb/PurpleSource221/v4/c9/51/74/c951745a-c0a1-f306-537a-28624d1e1463/Simulator_Screenshot_-_iPhone_17_Pro_Max_-_2026-03-28_at_16.54.44.png/1320x2868.png) ## DRIN Rating Breakdown in Ukraine - 5 stars: 4 (100%) - 4 stars: 0 (0%) - 3 stars: 0 (0%) - 2 stars: 0 (0%) - 1 stars: 0 (0%) ## DRIN Available In - [Ukraine](https://apptail.io/app/drin-AQWu/ukraine) - [Australia](https://apptail.io/app/drin-AQWu/australia) - [Denmark](https://apptail.io/app/drin-AQWu/denmark) - [Lithuania](https://apptail.io/app/drin-AQWu/lithuania) --- ## 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. Track your app's performance, discover ranking keywords, monitor competitors, and analyze market trends. - [Search Apps](https://apptail.io) - [Top Charts](https://apptail.io/top-iphone-apps) - [Sign Up for Full Access](https://app.apptail.io/signup?utm_campaign=ai-crawl&utm_content=footer) *Data provided by [AppTail](https://apptail.io) - Mobile App Intelligence Platform*