{{Circle
| arrangement =Y
| name        =free-logic
| name_en     =
| profile_pic =
| pic_desc    =
| audio1      =
| audio1_desc =
| logo        =Free-logic-bn.jpg
| intro       =
| dates       =2009 - Present
| url         =https://free-logic.net/
| genre       =
| members     =
: {{lang|ja|ようひ}} - Arrangement & Owner
: {{lang|ja|めいつ}} - Designer & Web Programmer [http://free-logic.tumblr.com/ Tumblr]
| description =

| discography =

{{DiscographyItem|First-Logic|First-Logic.jpg|2009-08-15|Comiket 76|An album featuring instrumental arrangements of themes from ''[[Shoot the Bullet]]'' and ''[[Mountain of Faith]]''.}}

{{DiscographyItem|Second-Logic|FL-001.jpg|2009-12-30|Comiket 77|An album featuring instrumental arrangements of themes from ''[[Subterranean Animism]]'' and ''[[Undefined Fantastic Object]]''.}}

{{DiscographyItem|ミクと楽器と幽霊幼女|ミクと楽器と幽霊幼女.jpg|2010-03-14|Reitaisai 7|An album featuring vocal and instrumental arrangements of themes from ''[[Perfect Cherry Blossom]]'', ''[[Imperishable Night]]'' and ''[[Mountain of Faith]]''.}}

{{DiscographyItem|Third-Logic|Third-Logic.jpg|2010-08-14|Comiket 78|An album featuring instrumental arrangements of themes from ''[[Perfect Cherry Blossom]]'' and ''[[Imperishable Night]]''.}}

{{DiscographyItem|The Lost Lamb|The_Lost_Lamb.png|2011-12-30|Comiket 81|An album featuring instrumental arrangements of themes from ''[[Embodiment of Scarlet Devil]]'', ''[[Perfect Cherry Blossom]]'', ''[[Mountain of Faith]]'', ''[[Undefined Fantastic Object]]'', ''[[Ten Desires]]'' and ''[[Shuusou Gyoku]]''.}}

{{DiscographyItem|InsolitamNocte|InsolitamNocte.jpg|2012-08-11|Comiket 82|An album featuring instrumental arrangements of themes from ''[[Perfect Cherry Blossom]]'', ''[[Imperishable Night]]'' and ''[[Mountain of Faith]]''.}}

{{DiscographyItem|Seducer|Seducer.png|2013-05-26|Reitaisai 10|An album featuring instrumental arrangements of themes from ''[[Fairy Wars]]''.}}

{{DiscographyItem|Logical Box #1|Logical_Box_＃1.jpg|2014-08-16|Comiket 86|An album featuring instrumental arrangements of themes from ''[[Shoot the Bullet]]'', ''[[Mountain of Faith]]'' and ''[[Subterranean Animism]]''.}}

{{DiscographyItem|Logical Box #2|Logical_Box_＃2.jpg|2016-08-13|Comiket 90|An album featuring instrumental arrangements of themes from ''[[Perfect Cherry Blossom]]'', ''[[Subterranean Animism]]'' and ''[[Legacy of Lunatic Kingdom]]''.}}

}}