這是歷史版本頁面 — 看 Speedify 最新版本
網路不穩又慢,Speedify 能把多條線路合在一起用嗎
你人在家裡或辦公室,網路明明繳了錢,視訊會議卻一直卡、檔案傳到一半斷線、看個串流影片轉圈轉到懷疑人生。你試過換 Wi-Fi 頻道、重開數據機、把電腦搬到離分享器近一點的地方,能做的都做了,但問題不是訊號強弱,而是你手上只有一條線路,它一不穩,你就只能等它恢復。更麻煩的是,有些地方根本沒有高速網路可以選,只能將就著用慢速的 4G 或老舊的 DSL,怎麼調都調不快。
一般人遇到這種狀況,第一個念頭是換一家 ISP,或者升級更貴的方案。但問題往往不在「速度不夠快」,而是「只有一條路,斷了就沒了」。就算你同時有手機吃到飽、固網、公司網路,這些線路也是各用各的,沒辦法互相支援。這類工具的切入點,是把你手上已經有的多條網路連線「綁」在一起,讓它們同時分工載運資料,一條斷了其他條自動接手,從根本改變「單一線路」的先天限制。
01Speedify 跟一般 VPN 有什麼不一樣?
一般 VPN 是把你的流量加密後,從一條線路送到遠端伺服器再出去,速度上限就是你那一條線路的上限。Speedify 的做法是「通道綁定」,它會把你同時可用的多條網路連線(例如 Wi-Fi 加 4G)合併成一條虛擬通道,封包分散在不同線路上同時傳送,所以總頻寬是加總的,而且其中一條斷掉時,流量會自動切到其他線路,連線不會中斷。
02它真的能讓下載變快嗎?還是只是把多條線路輪流用?
它確實能把多條線路的頻寬合併,而不是單純的備援切換。官方說明指出,它會在「封包層級」拆分流量,把不同封包分散到多條連線上同時傳輸,所以像是上傳下載大檔案、串流影片這類需要大量頻寬的應用,可以明顯感受到速度提升。不過實際能快多少,取決於你手上有幾條線路、各條線路的品質,以及 Speed Server 的狀況,不是保證翻倍。
03我人在國外,想連回台灣看影片或玩遊戲,這套軟體有幫助嗎?
可以。它本身就是 VPN,你可以手動選擇要連到哪個國家的 Speed Server,連上之後,你的對外 IP 就會變成那個國家的,同時你手上所有可用的網路連線都會合併起來,送進這條加密通道。也就是說,你不但能跨區存取內容,而且連線速度是所有可用線路的總和,比單靠一條線路連 VPN 穩定得多。
04我家裡只有一條很慢的 ADSL,沒有第二條線路,用它還有意義嗎?
有意義,但效果跟多線路不同。官方提到一種「Redundant Mode」,在單一連線的狀況下,如果這條線路本身有嚴重的封包遺失或延遲不穩,它會用冗餘傳輸的方式把掉落的封包補回來,降低延遲和卡頓感。但如果你家線路本身很穩定、只是頻寬小,那它幫不上太多忙,因為它不能無中生有變出頻寬。
05它除了合併線路,還有沒有其他保護隱私的功能?
有。它具備 VPN 的基本功能,會加密你的網路流量,防止駭客、ISP 或網路上其他人竊看你的通訊內容。官方也宣稱有「無日誌政策」,也就是不記錄你的瀏覽活動。另外,它可以在你切換不同網路(例如從 Wi-Fi 換到 4G)時,讓連線不中斷,這對正在進行視訊會議或上傳大檔案的人來說,是比一般 VPN 更實用的地方。
06這套軟體適合什麼樣的人用?
適合兩種人。第一種是住在郊區或鄉下,高速網路不普及,手上只有多條低速線路(例如兩條 4G 或一條 DSL 加一條 4G),想把它們合併成一條夠快的線路。第二種是網路依賴度很高的人,例如在家遠端工作、需要穩定開視訊會議、直播或上傳大檔案的自由工作者,多一條備援線路等於多一層保險,斷線時不會整個工作中斷。
07我只是一般使用者,平常看看網頁、收信、看 YouTube,需要用到它嗎?
如果你的單一線路已經夠快夠穩,那這套軟體對你來說是錦上添花,不是必需品。它的價值在於「多線路合併」和「斷線自動切換」,一般輕度使用者在單一穩定線路上感受不到明顯差異。不過如果你常常在咖啡廳、飯店這種公共 Wi-Fi 環境上網,它的加密功能倒是能保護你的資料不被同網路的其他人竊看。
08它有免費版嗎?免費版跟付費版差在哪?
有免費方案,但每個月只有 1GB 的免費流量,用完就要等下個月重置。付費方案分個人和家庭兩種,個人方案每月 7.49 美元,可用於 5 台裝置,家庭方案每月 11.25 美元,可供 5 個使用者、每人最多 5 台裝置。付費版才有完整的合併頻寬、不限流量、全球伺服器存取等全部功能。如果你只是偶爾應急用,免費版夠撐一下,但長期依賴就得付費。
09它支援哪些裝置和系統?
官方說明指出,Speedify 支援 Windows、macOS、Linux、iOS 和 Android。在 Windows 上,系統需求是 Windows 10 或 11 的 64 位元版本,處理器 1 GHz 以上、記憶體 2 GB、硬碟空間 100 MB。要注意的是,它不支援 32 位元的 Windows,安裝前先確認你的系統版本。
10它的介面是中文的嗎?操作會不會很難?
介面是英文的,沒有中文語系。不過操作邏輯不算複雜,主要就是安裝後登入,然後選擇要連線的伺服器位置,或讓它自動挑選延遲最低的伺服器。它主打「設定一次就不用再管」的設計,連線後會自動在背景運作,不需要手動調整太多參數。但如果你對英文介面不熟悉,可能需要花一點時間摸索選單。
11我已經有 Wireshark 或 cFosSpeed 這類工具,還需要它嗎?
用途不同。Wireshark 是封包分析工具,用來「看」網路流量內容,不是用來加速或加密的;cFosSpeed 是流量塑形工具,主要調整優先權,讓遊戲或串流優先取得頻寬,但它們都不具備「多線路合併」和「VPN 加密」的功能。如果你要的是把多條線路綁在一起用,同時又要加密,那 Speedify 是不同類型的工具,不能直接取代。
12什麼樣的情況不建議用它?
如果你只有一條穩定且速度足夠的線路,它對你來說效益很低,每個月還要付費,不如把錢省下來。另外,它的介面只有英文,對不習慣英文操作的人來說門檻較高。還有,它需要連到 Speed Server 才能運作,如果你所在的地區對 VPN 連線有管制或阻擋,可能會連不上。最後,免費版每月只有 1GB 流量,如果你以為免費版可以無限用,那會很失望。
下載與官方連結
SpeedifyInstaller.exe · 65.3 MB · 連結指向軟體原廠
版本紀錄
- 2026-10-01 Speedify 17.2.1 10.6 MB
- 2026-09-18 Speedify 17.2.0 10.6 MB
- 2026-08-20 Speedify 17.1.0 10.6 MB
再看 5 筆
- 2026-08-05 Speedify 17.0.5 10.9 MB
- 2024-02-13 Speedify 14.5.3
- 2023-11-18 Speedify 14.3.1
- 2023-10-26 Speedify 14.2.0
- 2023-10-05 Speedify 14.1.2
這一版改了什麼
What's new in this version:
Speedify 10.0.1
- Change log not available for this version
Speedify 10.0.0
- Change log not available for this version
Speedify 9.9.0
- Change log not available for this version
Speedify 9.8.0
- Change log not available for this version
Speedify 9.7.0
- Streaming Mode is now the default Bonding Mode for new Speedify users. For existing users, you will have to enable it
- Improved statistics for Streaming mode
- Command line interface (CLI) is back on macOS
- Fixed an issue with notifications where users could not turn them off
Speedify 9.6.1
- Change log not available for this version
Speedify 9.6.0
- Fix issues with IPv6 only cellular connections not connecting
- Fix issue with TCP and HTTPS transports sometimes not connecting
- Updated Wi-Fi signal strength monitoring. Speedify will be able to better predict when a network change will happen, so it can perform better
Speedify 9.5.0
- Change log not available for this version
Speedify 9.4.0
Enhancements to Streaming Bypass:
- Streaming Bypass now supports more services including Netflix, HBO Go, Hulu, and Disney+
Battery usage:
- Power consumption is noticeably improved, especially during periods with low/idle usage
Speedify 9.3.0
- Change log not available for this version
Speedify 9.2.1
- Change log not available for this version
Speedify 9.1.2
New:
- Performance fixes for some types of Internet connections – we listen to your feedback and constantly optimize the performance
- Fix for slow DNS with DNS leak protection when internet connections have low interface metrics (Windows)
- Ensure that Internet Kill Switch cannot be confused by changing networks (Windows)
- Fixed settings reconnect (iOS)
- Fixed some Killswitch reconnect situations (iOS)
Speedify 9.0.0
New Universal Menu System:
- you will get by within the app much more easier with the restructured menu
Improved Support for Captive Portals (Windows, macOS and Linux):
- now you don’t have to disconnect your VPN to access the Wi-Fi network login page
- Various fixes and improvements to ensure Speedify is running smoothly on your computer or mobile device
Speedify 8.2.1
- Change log not available for this version
Speedify 8.2.0
- Added support for HTTPS transport connections on iOS
- Performance improvements for several uncommon situations so you get the best Internet no matter what
Speedify 8.1.4
- Change log not available for this version
Speedify 8.1.2
- Change log not available for this version
Speedify 8.1.1
- Change log not available for this version
Speedify 8.1.0
- Change log not available for this version
Speedify 8.0.2
- Change log not available for this version
Speedify 7.8.3
- Change log not available for this version
Speedify 7.8.2
New Features and Improvements:
- Performance improvements for some channel bonding combinations
- Stability fixes
- Windows: new internal store where users can purchase subscriptions directly in the Speedify app
Speedify 7.8
- Performance improvements for some channel bonding combinations
- Stability fixes
- New internal store where users can purchase subscriptions directly in the Speedify app
Speedify 7.7.1
- Reduced battery and CPU usage across all platforms
- Speedify SDK
- Reduced client power usage by reducing wakeups
- Reduced server side CPU required by idle users
- Reduced server side memory by ensuring services only run when required
Speedify 7.7.0
- Change log not available for this version
Speedify 7.6.1
- Change log not available for this version
Speedify 7.6.0
- New command line interface: Nearly everything the user interface can do is now allowed through the command line
- Fixed an issue where networks could sometimes be incorrectly ignored by Speedify
- Fixed an issue that sometimes caused either multiple Speedify adapters or no Speedify adapters to be installed
Speedify 7.5.1
- Change log not available for this version
Speedify 7.4.0
New:
- DNS Control: Set the DNS server used for your VPN connection. Choose from Cloudflare, AdGuard, OpenDNS, Google DNS, and more!
- Stability and performance improvements
Speedify 7.2.9
- Change log not available for this version
Speedify 7.2.4
- Change log not available for this version
Speedify 7.2.0
- Change log not available for this version
Speedify 7.1.4
- Change log not available for this version
Speedify 7.1.3 Build 6030
New Features:
- Improved performance on lossy networks
- All new, redesigned test speed functionality, with trouble-shooting messages and performance suggestions
IOS:
- Improved app launch time
- Improved connection stability
Speedify 7.0.7.5
- Change log not available for this version
Speedify 7.0.5 Build 5722
- Change log not available for this version
Speedify 7.0.2 Build 5693
New Features in Speedify 7.0:
- Clean and modern dashboard that lets you see what connections you are using and how well they are performing
- The ability to see Channel Bonding in action–thanks to animated Connection Bubbles that radiate color when they’re being used
- Simplified animated introduction for streamlined onboarding
- Speedify for Teams Update: More ports available for Port Forwarding on Dedicated Servers
- Improved filtering of slow connections
SPEEDIFY 7.0 FOR ANDROID:
- Option not to disconnect when closing Speedify from Recents Screen
SPEEDIFY 7.0 FOR IOS:
- Extensive support for iOS 12, including Siri Shortcuts, Rich Notifications, and Keychain integration
- Network: Use new iOS 12 networking APIs for better flexibility and performance
- Improved look on iPhone X, XS, XS Max, and XR
SPEEDIFY 7.0 FOR WINDOWS:
- Option not to disconnect when closing Speedify UI
- Many more options on the command line interface (speedify_cli); has feature parity with the user interface
SPEEDIFY 7.0 FOR MAC:
- Many more options on the command line interface (speedify_cli); has feature parity with the user interface
Speedify 6.3.5 Build 5525
- Opportunity for users running iOS 12 to download our upcoming beta versions
- The “Switch Accounts” option has been changed to “Sign Out”
- More complete language translations for macOS
- Small user interface improvements
- Bug fixes
Speedify 6.3.2 Build 5457
New:
- GDPR Compliance: Speedify is now GDPR compliant. We have updated our privacy policy with new rights and policies
- Speed Improvements: Adjustments to connection bonding algorithm for slower speed connections (those < 1 Mbps)
- Performance improvements and bug fixes
Speedify 6.3.0 Build 5403
- Change log not available for this version
Speedify 6.2.0 Build 5344
- Change log not available for this version
Speedify 6.1.0 Build 5285
New:
- All operating systems: Performance Improvements: Improves performance in certain bonding scenarios
- All operating systems: Security Improvements: Updated to latest BoringSSL, which brings many fixes and improvements to our encryption engine
- Windows: Improved Internet Kill Switch: We’ve improved the behavior and messaging around the Internet Kill Switch. When activated, it ensures that Speedify stays connected, and other programs are blocked from accessing the Internet if Speedify is disconnected. If security is your top concern, this setting will keep you from ever accidently going online without the protection of Speedify”s VPN. To activate, go to Settings > Privacy > Internet Kill Switch
- Android: Android Oreo, Speedify notifications can now be managed individually from Android’s Notification settings
- Android: Fixed issue with clicking on settings on TV devices
- Android: Fixed issues restoring old purchases
- Android: Android KitKat (4.4) is no longer supported. KitKat users can still use Speedify 6.0
- iOS: Hardware accelerated encryption: Speedify now uses hardware acceleration for encryption, on iPhone 5S or later devices. On fast Internet connections, this can a big speed up
- iOS: Internet Kill Switch: In Settings > Privacy, Speedify now has an Internet Kill Switch. When activated, it ensures that Speedify stays connected, and other programs are blocked from accessing the internet if Speedify is disconnected. If security is your top concern, this setting will keep you from ever accidently going online without the protection of Speedify’s VPN
Speedify 6.0.1 Build 5229
- Change log not available for this version
Speedify 6.0.0 Build 5229
- Change log not available for this version
Speedify 6.0.0 Build 5225
- Change log not available for this version
Speedify 5.9.0 Build 5132
- Improved Settings UI
- Android: The VPN now runs in a separate process to improve reliability on devices with low memory
- Windows: Fix issue with non-Internet adapters showing in Speedify interface
- Command Line Interface: Add support for “connectmethod” to control whether to connect to fastest, dedicated, P2P or a particular country
Speedify 5.8.0 Build 5007
- Change log not available for this version
Speedify 5.7.1 Build 4958
- Change log not available for this version
Speedify 5.7.0 Build 4937
- Change log not available for this version
Speedify 5.6.2 Build 4903
- Change log not available for this version
Speedify 5.6.1 Build 4886
- Change log not available for this version
Speedify 5.6.0 Build 4865
- Rate Limiting: In the connection’s settings there is now an optional Rate Limit. When set this will prevent the connection from going faster on average than the speed you select. Why would you want to slow down your internet? Most people won’t want to, of course, but if you are trying to not use too much of an expensive cellular or satellite connection, then this could be a real money saver
Performance Improvements:
- Reduces the amount of latency that Speedify introduces into the network and over the Speedify tunnel
User Interface Improvements:
- Improved color palette on connections to avoid hard to read combinations. On the Desktop versions, when you only have one connection, a new faux connection called “Add Connection” appears which when clicked on offers guidance on how to set up new internet connections
Speedify 5.5.5 Build 4793
- Change log not available for this version
Speedify 5.5.3 Build 4760
- Change log not available for this version
Speedify 5.5.1 Build 4755
- Change log not available for this version
Speedify 5.5.0 Build 4715
- Change log not available for this version
Speedify 5.5.0 Build 4690
- Change log not available for this version