SuperMemo 15 for Windows holds the SuperMemo's record in its speedy transition to freeware. In short 4.5 years, it moved from a $60 item to free software. SuperMemo 15 for Windows will help you do the following: import pages from the Internet for prioritized reading and viewing read thousands of articles in parallel and convert them to knowledge suitable for fast learning watch thousands of YouTube videos and extract best pieces for future review use spaced repetition to retain 96-99% of the learned material in memory at minimum investment of time log your sleep data to better understand how sleep affects your memory see also: What is SuperMemo? ABC (SuperMemo in 3 min) Picture Tour Main features of SuperMemo 15 Step-by-step Guide What is new in SuperMemo 15? Installation instructions: You can download and start using the program immediately The size of the installer to download is ~540kB. You will download the remaining components at installation. You can always rerun the installer to check for updates and patches to SuperMemo When downloading, save the installer with the extension EXE (as sm15inst.exe) on your hard disk and run it If you are a beginner, read: Installing SuperMemo Apart from on-line help, you can download the help file in the CHM format (35 MB) Warning! This is software for download. You will not receive a disk via airmail. Warning! You may need to download a different version for different versions of Windows or Internet Explorer. See: Versions Important! This software is freeware, and is retained at this site as a collector item only. By ordering any of Freeware, you instantly qualify for Freeware Upgrade to newer versions. If you would rather avoid the hassle of placing an order Download SuperMemo 15 here sm15$2.00 With SuperMemo you can forget about forgetting!