9Cal 1.0 was available to download from the developer's website when we last checked. We cannot confirm if there is a free download of this software available. The program relates to Office Tools. _26e91eb.exe is the frequent file name to indicate this program's installer.
According to the results of the Google Safe Browsing check, the developer's site is safe. Despite this, we recommend checking the downloaded files with any free antivirus software. The most popular versions among 9Cal users are 2.0 and 1.0. This program was originally created by Nine Net Co., Ltd.
From the developer:
Calculator software with easy-to-use interface, various changeable beautiful skin, and paper tape feature. You can download new skins from our Web site http://www.9cal.com. Our objective is to make the most common and easy-to-use and real-calculator-like desktop calculator.
You may want to check out more software, such as Gestational Age Calculator, JD8Calc or SCalc, which might be related to 9Cal.