# GadgetOS — Shop POS, stock & warranty > Shop POS, stock, and warranty management for electronics retailers in Bangladesh. (iPhone/iPad app by Mehedi Siddique.) - Source: https://appshunter.io/ios/app/gadgetos/id6783310485 (this page in markdown: same URL + `.md`) - Developer: [Mehedi Siddique](https://appshunter.io/developer/1874565742) - Category: Business, Productivity - Price: Free - Rating: 5.00/5 from 1 App Store ratings - Age rating: 4+ - Requires: iOS 15.5 · 65 MB - Languages: American English - Released: 2026-08-11 - Data updated: 2026-08-19 - Monetization: free - User reviews in markdown: https://appshunter.io/ios/app/gadgetos/id6783310485/reviews.md ## What is GadgetOS? GadgetOS is a point-of-sale and shop management app built for electronics and gadget retailers in Bangladesh, including mobile phone shops, computer and laptop stores, component dealers, networking businesses, CCTV retailers, and accessory stores. BUILT FOR REAL RETAIL OPERATIONS GadgetOS is designed for busy retail counters, unreliable internet connections, serial and IMEI tracking, warranty claims, Bengali-speaking customers, and NBR VAT requirements. OFFLINE-READY POINT OF SALE Create sales even when the internet is unavailable. Print invoices online or offline, suspend carts, search products by barcode, and use manager PIN approval when required. Data syncs automatically when the connection returns. SERIAL NUMBER AND IMEI TRACKING Capture serial numbers and IMEI numbers during receiving and sales. Track each unit from purchase to sale, return, repair, or warranty claim. Prevent duplicate IMEI entries and reduce untracked inventory. WARRANTY AND RMA MANAGEMENT Record manufacturer and shop warranty details at the time of sale. Track repair, replacement, and return cases from start to finish. Search by serial number or IMEI to view the complete item history. DETAILED PRODUCT CATALOG Manage phones, tablets, laptops, computer components, CCTV products, networking equipment, and accessories. Add variants such as color, storage, and RAM. Manage new, used, and trade-in items with separate pricing and stock records. MUSHAK 6.3 AND VAT SUPPORT Generate sequential invoice numbers by branch and fiscal year. Include itemized VAT, BIN, TIN, business information, and Asia/Dhaka timestamps. Prepare monthly NBR Mushak export data from the app. FLEXIBLE PAYMENTS Accept cash, bKash, Nagad, card, split payments, EMI, and installment payments. Import bKash and Nagad CSV statements for reconciliation and identify payment mismatches. MULTI-BRANCH MANAGEMENT Manage stock, staff, operating hours, and sales separately for each branch. Business owners can view combined reports across all branches, while staff access can be limited to their assigned branch. HARDWARE SUPPORT Use 58 mm or 80 mm thermal printers through Bluetooth or USB. Connect camera-based or USB barcode scanners. Trigger supported cash drawers when a receipt is printed. BENGALI AND ENGLISH Switch between Bengali and English at any time. Print Bengali invoices using proper Unicode text. AVAILABLE ON IPHONE AND IPAD Use GadgetOS on iPhone and iPad. Your products, sales, serial numbers, customers, and reports stay in sync across your devices. PRIVACY AND DATA CONTROL Your business data is isolated within your own account and is not shared with other businesses. You can export or request deletion of your data at any time. Privacy Policy: gadgetos.work/privacy GET STARTED 1. Sign in with your shop account. 2. Import your inventory or add products manually. 3. Configure tax, invoice, payment, and printer settings. 4. Start selling and printing invoices. SUPPORT For help, visit: gadgetos.work/contact GadgetOS is built in Bangladesh for electronics and gadget retailers. ## Key features - Offline point-of-sale - Serial and IMEI tracking - Warranty and RMA management - Detailed product catalog - NBR VAT and Mushak 6.3 support - Multi-branch management - Hardware integration ## Frequently asked questions about GadgetOS ### Does GadgetOS have ads? GadgetOS is ad-free, allowing for an uninterrupted user experience focused on managing your retail operations. ### What devices is GadgetOS available on? GadgetOS is available on iPhone, iPad, and iPod, ensuring your business data syncs across your Apple devices. ### Can GadgetOS be used without an internet connection? Yes, GadgetOS is offline-ready. You can create sales and manage operations even with unreliable internet connections, with data syncing automatically when connectivity is restored. ### How does GadgetOS handle warranty claims? GadgetOS allows you to record manufacturer and shop warranty details at the time of sale. You can track repair, replacement, and return cases from start to finish, searching by serial number or IMEI for complete item history. ### Does GadgetOS support multiple store branches? Yes, GadgetOS offers multi-branch management, allowing you to manage stock, staff, and sales separately for each branch. Business owners can view combined reports across all locations. ### What are the VAT and tax features of GadgetOS? GadgetOS supports NBR VAT and Mushak 6.3 requirements, generating sequential invoice numbers, including itemized VAT, and preparing monthly NBR Mushak export data. ### Can GadgetOS be used in Bengali? Yes, GadgetOS supports both Bengali and English, allowing you to switch between languages at any time and print Bengali invoices using proper Unicode text. ### What payment methods does GadgetOS support? GadgetOS supports flexible payments including cash, bKash, Nagad, card, split payments, EMI, and installment payments. It also allows importing bKash and Nagad CSV statements for reconciliation. ## Version history (last 1 release) ### 1.0 — 2026-08-11 No release notes. ## More apps by Mehedi Siddique - [Shirtology](https://appshunter.io/ios/app/shirtology/id6760734348) All apps by Mehedi Siddique: https://appshunter.io/developer/1874565742 --- *Data collected daily from the US App Store and indexed by [AppsHunter](https://appshunter.io/). User reviews are verbatim App Store reviews. Ratings, prices and chart positions refresh continuously; this snapshot is from 2026-08-19.*