Download the latest MOptima desktop release and install it on your machine.
Supported platforms
Windows
Windows 10 and Windows 11 (x64)
Linux
Ubuntu 22.04 LTS or newer (x64)
macOS
macOS 14+ on Apple Silicon.
The xTB engine is licensed separately (LGPL-3.0, Grimme group) and is not bundled. MOptima can download it on demand from the first-launch prompt or from Tools > Download > xTB. On Linux and macOS, the included engines/install_xtb.sh helper remains available as a manual alternative.
Pricing
Free
$0
For evaluation and small molecule workflows.
What's included:
- All features included
- Bug-fix releases maintained for at least 1 year
- Maximum non-H atoms: 20
- Maximum result tabs: 5
Basic
$79 $59
For full desktop use and day-to-day research workflows.
Everything in Free, plus:
- No limitations on atoms/tabs
- Lifetime access to the purchased version
- 1 year of major updates
Group
TBD
For institutional and industrial use.
Everything in Basic, plus:
- Volume and site licensing
- Licensing for institutional and industrial use
Basic eligibility. One-time payment with lifetime access to the software of the purchased version and includes all major updates released within 1 year of purchase. Basic is licensed for individual use only (e.g. independent researchers, teachers, and students). Licenses for group, institutional, or industrial use are not included in Basic and will be announced separately in the future.
Refunds. Basic purchases are not refundable for non-technical reasons. The Free version provides a functional trial of the product before you buy. Refunds may still be considered where required by applicable law or for unresolved technical issues.
License
MOptima is distributed as a desktop chemistry workflow product. Use of the software is governed by the license terms included with the downloaded package and by the terms published on this site. The full license text is available here.
Questions about installation, pricing, or licensing? Contact us.