locate updates its database usually daily and from there it can retrieve matching file names almost instantly.
Locate only search by file name and has no knowledge of their content. Yet it can be mixed together with tools like xargs and grep to look inside content of possibly relevant files quickly.
Two term search fails to find documents that contain the second term that are found by searching for the first of those terms.
Can be easily installed through official repositories for popular distros, or alternatively it can also be built from source.
Since it does not index all file types natively, it may need extensions and plugins to be able to find them.
Needs to be extended with commands like grep and becomes slow for large files or large numbers of files
DocFetcher is available for both Windows and Linux operating systems, making it a valuable portable tool for people who use both operating systems.