Extension Changer - 副檔名更改工具，開什麼玩笑？改副檔名還要工具？沒錯！因為他可以在Windows沒有顯示檔案副檔名的情況下更改副檔名，將多個檔案或整個資料夾拖放到主程式，輸入要更改的副檔名，就能夠一次將檔案改成同一個副檔名。（阿榮）（下載）
官方網站：Cairo Cubicles
軟體性質：免費軟體
介面語言：英文
系統需求：Windows
關鍵字：ExtensionChanger
Extension changer is ideal for changing files extension, with a few clicks you can have the job done.
The old methods were unchecking 'Hide file extensions of known file types' option from the 'Folder Options' dialog.
or renaming the file from DOS. Using Extension Changer you can change hundreds of files extension ine one go
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