--- title: "Update center" description: "LEON is a web-based aviation software supporting flight operations management and scheduling software for business charter - Try Leon for free" url: "https://www.leonsoftware.com/support/update-center.html?start=270" date: "2026-07-07T10:53:48+00:00" language: "en-GB" --- # Update center Release notes When releasing any update of our software, which is normally twice a month, we publish here all release notes. During each release, we gradually enable new features, starting with a randomly chosen small sample of our customers. After a few days, all new features are available to all our customers on the production server (under [**leon.aero**](https://leon.aero/)). [ ## Leon 3.10 released 08 Apr 2014 [Read more](https://www.leonsoftware.com/index.php?option=com_content&view=article&id=40:leon-3-10-released&catid=15) ](https://www.leonsoftware.com/index.php?option=com_content&view=article&id=40:leon-3-10-released&catid=15) [ ## Leon 3.5 released 19 Nov 2013 [Read more](https://www.leonsoftware.com/index.php?option=com_content&view=article&id=82:leon-3-5-released&catid=15) ](https://www.leonsoftware.com/index.php?option=com_content&view=article&id=82:leon-3-5-released&catid=15) [ ## Leon 3.4 released 08 Oct 2013 [Read more](https://www.leonsoftware.com/index.php?option=com_content&view=article&id=72:leon-3-4-released&catid=15) ](https://www.leonsoftware.com/index.php?option=com_content&view=article&id=72:leon-3-4-released&catid=15) [ ## Leon 3.3 released 16 Sep 2013 [Read more](https://www.leonsoftware.com/index.php?option=com_content&view=article&id=61:leon-3-3-released&catid=15) ](https://www.leonsoftware.com/index.php?option=com_content&view=article&id=61:leon-3-3-released&catid=15) [ ## Leon 3.2 released 20 Aug 2013 [Read more](https://www.leonsoftware.com/index.php?option=com_content&view=article&id=50:leon-3-2-released&catid=15) ](https://www.leonsoftware.com/index.php?option=com_content&view=article&id=50:leon-3-2-released&catid=15) [ ## Leon 3.1 released 11 Jul 2013 [Read more](https://www.leonsoftware.com/index.php?option=com_content&view=article&id=39:leon-3-1-released&catid=15) ](https://www.leonsoftware.com/index.php?option=com_content&view=article&id=39:leon-3-1-released&catid=15) [ ## Leon 3.0 released 12 Jun 2013 [Read more](https://www.leonsoftware.com/index.php?option=com_content&view=article&id=38:leon-3-0-released&catid=15) ](https://www.leonsoftware.com/index.php?option=com_content&view=article&id=38:leon-3-0-released&catid=15) [ ## Leon 2.16 released 12 Apr 2013 [Read more](https://www.leonsoftware.com/index.php?option=com_content&view=article&id=37:leon-2-16-released&catid=15) ](https://www.leonsoftware.com/index.php?option=com_content&view=article&id=37:leon-2-16-released&catid=15) [ ## Leon 2.15 released 22 Mar 2013 [Read more](https://www.leonsoftware.com/index.php?option=com_content&view=article&id=36:leon-2-15-released&catid=15) ](https://www.leonsoftware.com/index.php?option=com_content&view=article&id=36:leon-2-15-released&catid=15) [ ## Leon 2.14 released 04 Mar 2013 [Read more](https://www.leonsoftware.com/index.php?option=com_content&view=article&id=35:leon-2-14-released&catid=15) ](https://www.leonsoftware.com/index.php?option=com_content&view=article&id=35:leon-2-14-released&catid=15) [ ## Leon 2.13 released 14 Jan 2013 [Read more](https://www.leonsoftware.com/index.php?option=com_content&view=article&id=34:leon-2-13-released&catid=15) ](https://www.leonsoftware.com/index.php?option=com_content&view=article&id=34:leon-2-13-released&catid=15) [ ## Leon 2.12 released 17 Dec 2012 [Read more](https://www.leonsoftware.com/index.php?option=com_content&view=article&id=33:leon-2-12-released&catid=15) ](https://www.leonsoftware.com/index.php?option=com_content&view=article&id=33:leon-2-12-released&catid=15) [ ## Leon 2.11 released 19 Nov 2012 [Read more](https://www.leonsoftware.com/index.php?option=com_content&view=article&id=32:leon-2-11-released&catid=15) ](https://www.leonsoftware.com/index.php?option=com_content&view=article&id=32:leon-2-11-released&catid=15) ### Subscribe and Follow Us Below to Stay up to Date ![flight schedule software](https://www.leonsoftware.com/images/svg_icons/arrow-swirl-w.svg) ## Schema ```json { "@context": "https://schema.org", "@type": "BreadcrumbList", "itemListElement": [ { "@type": "ListItem", "position": 1, "name": "Home", "item": "https://www.leonsoftware.com" }, { "@type": "ListItem", "position": 2, "name": "Support", "item": "https://www.leonsoftware.com/?Itemid=711" }, { "@type": "ListItem", "position": 3, "name": "Update center", "item": "https://www.leonsoftware.com/support/update-center.html" } ] } ```