# Build with CaptureSDK

Integrate enterprise-grade barcode scanning and data capture into your applications with Socket Mobile's powerful SDK.

- [How It Works](/how-it-works)
- [Start Scanning](/start-scanning)

## Multi-Platform Support

CaptureSDK is available for all major platforms and frameworks.

Platforms: iOS, Android, Windows, Flutter, React Native, .NET MAUI, JavaScript. Setup instructions per platform: [Getting Started documentation](/docs/getting-started).

[View Sample Code on GitHub](https://github.com/SocketMobile)

### Latest SDK Versions

- **iOS**
  - Latest SDK Version: 2.1.22
  - Release Date: Jul 24, 2026
  - Native SDKs Included: —
  - Remarks: New Single Partnership flow and better support of our SM Link and Magic Dock devices
- **Android SDK**
  - Latest SDK Version: 2.1.2
  - Release Date: Sep 9, 2026
  - Native SDKs Included: —
  - Remarks: Add support for SM Link devices
- **Android Capture Service**
  - Latest SDK Version: 2.1.8
  - Release Date: Sep 9, 2026
  - Native SDKs Included: —
  - Remarks: Add support for SM Link devices
- **Windows SDK** (NEW!)
  - Latest SDK Version: 2.1.20
  - Release Date: Oct 9, 2026
  - Native SDKs Included: —
  - Remarks: Added option to define the Windows Classic Bluetooth Picker's placement via CaptueHelper's AddBluetoothDeviceAsync method. Picker popup is now app centered by default
- **Windows Companion** (NEW!)
  - Latest SDK Version: 2.1.58
  - Release Date: Sep 24, 2026
  - Native SDKs Included: —
  - Remarks: Added SM Link and Magic Dock support (includes new tab in Companion app) and Bluetooth LE scanner Power State Event. Fixed S370 device removal. Updated Companion UI
- **CaptureJS**
  - Latest SDK Version: 2.0.2
  - Release Date: Mar 5, 2026
  - Native SDKs Included: —
  - Remarks: Support of our new Bluetooth LE scanner S721
- **React Native**
  - Latest SDK Version: 2.1.8
  - Release Date: Sep 9, 2026
  - Native SDKs Included: Android 2.1.8, iOS 2.1.22, CaptureJS 2.0.2
  - Remarks: Support of our new Magic Dock and SM Link to connect our Bluetooth Low Energy scanners
- **Flutter** (NEW!)
  - Latest SDK Version: 2.1.8
  - Release Date: Oct 1, 2026
  - Native SDKs Included: Android 2.1.2, iOS 2.1.22
  - Remarks: Support of our new Magic Dock and SM Link to connect our Bluetooth Low Energy scanners
- **MAUI** (NEW!)
  - Latest SDK Version: 2.1.20
  - Release Date: Oct 9, 2026
  - Native SDKs Included: Android 2.1.2, iOS 2.1.22
  - Remarks: Added option to define the Windows Classic Bluetooth Picker's placement via CaptueHelper's AddBluetoothDeviceAsync method. Picker popup is now app centered by default

## Latest Developer News

Stay up to date with CaptureSDK releases, platform updates, and developer resources.

- [CaptureSDK 2.1 is here — SM Link, Magic Dock, and a smoother Bluetooth LE experience- Saved](https://www.socketmobile.com/knowledge-center/news-updates/details/capturesdk-2.1-is-here-sm-link-magic-dock-and-a-smoother-bluetooth-le-experience-saved) — Dev Community Updates · Oct 12, 2026
  CaptureSDK® 2.1 adds support for Magic Dock™ and SM Link™, expands Bluetooth LE connectivity, and enables direct reader discovery and control within your application. This release is required to support Socket Mobile's latest Bluetooth LE scanners and readers, including the S721, S741, S370, and S550, while ensuring compatibility with future devices.
- [Action Required: Prepare Your App for the SocketScan S721](https://www.socketmobile.com/knowledge-center/news-updates/details/action-required--prepare-your-app-for-the-socketscan-s721) — Dev Community Updates · Sep 29, 2026
  Socket Mobile is discontinuing the SocketScan S720 on December 1, 2026, and transitioning retail POS customers to the next-generation SocketScan S721 Bluetooth Low Energy (BLE) scanner. Developers with apps that currently support the S720 should update to CaptureSDK 2.1 to enable S721 and Magic Dock support, test new workflows, and publish updates before November 30, 2026. The S721 delivers impro…
- [CaptureSDK 2.0: Full Platform Parity, Custom Connection Flows, and Companion for Windows on GitHub](https://www.socketmobile.com/knowledge-center/news-updates/details/capturesdk-full-platform-parity) — Dev Community Updates · May 27, 2026
  CaptureSDK 2.0 is now available across iOS, Android, Windows, React Native, Flutter, and .NET MAUI with full platform parity and unified APIs. The release introduces enhanced Bluetooth Low Energy support, customizable connection flows, and Companion for Windows on GitHub, helping developers create seamless barcode scanning experiences across every platform.

[View All Updates](https://www.socketmobile.com/knowledge-center/news-updates/dev-community-updates)


## At a Glance

- **1,000+** Mobile Apps
- **7** Platforms Supported
- **50+** Device Models
- **Enterprise** Trusted Partners

Trusted by Shopify, Square, PayPal, Vend, Verizon, Apple, Building Reports, and more.

## Frequently Asked Questions

Answers to common questions about Socket Mobile products, CaptureSDK, and support.

[Browse the FAQs](https://www.socketmobile.com/support/faq/all-faqs?supporttypes=faq)