尺規非常適合直線距離，但尺規是測量河流或道路長度的最佳選擇嗎？如果您測量一個城市到另一個城市的公路距離，那又如何呢？如何用直尺測量曲線？ 通用桌面尺規不僅允許您測量直線距離，還可測量螢幕上的任何彎曲距離。通用桌面尺規允許您快速準確地測量螢幕上數位的距離、區域和周長。您可以確定自己的比例，並獲取圖元和測量單位（英尺、英寸、米等）的結果。它可用於測量地圖上的距離和面積，例如在房屋專案中查找面積和周長。此外，通用桌面尺規具有螢幕放大器功能。
軟體細節
終端使用者許可協定
License for use and distribution The Universal Desktop Ruler utility is distributed as try-before-you-buy. This means: 1. All copyrights to Universal Desktop Ruler are exclusively owned by the author - Alexey Popov. 2. Anyone may use this software during a test period of 30 days. Following this test period of 30 days or less, if you wish to continue to use Universal Desktop Ruler, you MUST register. 3. Once registered, the user is granted a non-exclusive license to use Universal Desktop Ruler on one computer (i.e. a single cpu), for any legal purpose, at a time. The registered Universal Desktop Ruler software may not be rented or leased, but may be permanently transferred, if the person receiving it agrees to terms of this license. If the software is an update, the transfer must include the update and all previous versions. 4. The Universal Desktop Ruler unregistered trial version, may be freely distributed, with exceptions noted below, provided the distribution package is not modified. No person or company may charge a fee for the distribution of Universal Desktop Ruler without written permission from the copyright holder. The Universal Desktop Ruler unregistered trial version may not be bundled or distributed with any other package without written permission of the copyright holder. 5. You can learn about registration on the website http://avpsoft.com 6. Universal Desktop Ruler UTILITY IS DISTRIBUTED "AS IS". NO WARRANTY OF ANY KIND IS EXPRESSED OR IMPLIED. YOU USE AT YOUR OWN RISK. THE AUTHOR WILL NOT BE LIABLE FOR DATA LOSS, DAMAGES, LOSS OF PROFITS OR ANY OTHER KIND OF LOSS WHILE USING OR MISUSING THIS SOFTWARE. 7. You may not use, copy, emulate, clone, rent, lease, sell, modify, decompile, disassemble, otherwise reverse engineer, or transfer the licensed program, or any subset of the licensed program, except as provided for in this agreement. Any such unauthorized use shall result in immediate and automatic termination of this license and may result in criminal and/or civil prosecution. All rights not expressly granted here are reserved by Alexey Popov. 8. Installing and using Universal Desktop Ruler signifies acceptance of these terms and conditions of the license. 9. If you do not agree with the terms of this license you must remove Universal Desktop Ruler files from your storage devices and cease to use the product. Thank you for using Universal Desktop Ruler Alexey Popov