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Loved by developers worldwide

The bestAPP protection SDK

Lightweight SDK with encryption, DDoS protection, and acceleration for iOS, Android, Flutter, and more.

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< 5MBSDK 包体
≤ 5ms额外延迟
T 级DDoS 清洗
iOS · Android全平台

Enterprise-grade protection for your apps

End-to-end security tooling, expert support, and reliable operations for production teams.

Excellent34,799 reviews on Trustpilot

AV Comparatives 2023 Top Rated

One SDK, every platform

Integrate in a few lines of code.

iOS · Swift
1import UIKit2class ViewController: UIViewController {3    override func viewDidLoad() {4        super.viewDidLoad()5        let key = "Ai9oW5Zo..."6        let ret = clinkStart(key)7        if ret == 150 {8            print("APP shield started successfully")9        } else {10            print("Startup failed: \(ret)")11        }12    }13}

Return codes

150: Success | 0: Network error | 170: Invalid or missing key

Steps

  1. Import the SDK library into your project
  2. Call the start() method with your app key
  3. Route traffic to the local proxy (e.g. 127.0.0.1) as documented
Download SDK

iOS

Swift or Objective-C, iOS 11 and later.

View docs

Android

Kotlin or Java, Android 5.0 (API 21) and later.

View docs

Flutter

Cross platform support, one set of code protects both iOS and Android simultaneously

View docs

Other platforms

Unity, PC, Cocos, and more.

View docs
QUICK START · 3 STEPS

Integrate in three steps

iOS, Android, Flutter—one security and acceleration stack.

1

Create an application

Sign in and obtain AppID / AppKey.

1 分钟
2

Download & integrate

Pick your platform SDK and follow the guide.

5 分钟
3

Test & launch

Validate in staging, then go live.

即刻生效

还可联系 7×24 技术支持，提供专属对接服务

Pricing

Choose a plan

Flexible tiers with room to grow.

入门款

$1999/月
  • 设备数：8000
  • 应用数：10
  • DDoS值：无上限
  • CC 防御：免疫
  • 带宽峰值：50M
  • 节点线路：亚太线路
  • 区域封禁：支持
立即开通

高级版

$4999/月
  • 设备数：20000
  • 应用数：15
  • DDoS值：无上限
  • CC 防御：免疫
  • 带宽峰值：80M
  • 节点线路：亚太线路
  • 区域封禁：支持
立即购买

尊享版

$8999/月
  • 设备数：40000
  • 应用数：20
  • DDoS值：无上限
  • CC 防御：免疫
  • 带宽峰值：100M
  • 节点线路：全球
  • 区域封禁：支持
立即购买

至尊版

$15999/月
  • 设备数：99999
  • 应用数：30
  • DDoS值：无上限
  • CC 防御：免疫
  • 带宽峰值：100M
  • 节点线路：全球
  • 区域封禁：支持
立即购买

All plans include 24/7 support · 200+ global edge nodes · 99.99% SLA

FAQ

Answers to common questions

Will the SDK hurt performance?

The SDK is optimized under 5MB with minimal CPU/memory/battery impact—typically under 5ms added latency.

How fast can we integrate?

Create an app in the console, download the SDK, initialize once, and repoint connections—often under an hour.

What attacks are covered?

DDoS/CC, scraping, MITM, and protocol abuse—paired with edge acceleration.

Which platforms are supported?

iOS, Android, Flutter, Unity, and more—samples in the docs.

How do you ensure availability?

Global redundancy, health checks, 24/7 support, and enterprise SLAs.

Shield your app today

Get enterprise protection in minutes.

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