On computer for free: www.amijs.com

Sima App
It is a very handy reminder of every thing you want and you can separate subjects by doc's name. You can highlight any text you want with any color you want.
Sima application let you have free text documents each protect by password or if you want with no password. As an example in one dbl-click you can jump to your bank and have the user name and password. So you can keep and hide user and password and any information you like.
It run on smartphone and on desktop and let you synchronize them locally.

Sima editor
- Color search.
- Search in all documents and locate the search found in one click.
- Jump to URL links from the document.
- Hide your passwords or any text you want.
- Select full line with dbl-click. (*)
- Make a phone call from the document. (*)
- Jump to location on google map or to Waze for direction.
- Highlighting selected text with different colors.
- Add separators between subjects.
- Comparing and fix of any two text files on your system on desktop.
and more...See Sima help.

(*) Make sense on the smartphone