Along with the great features and advantages of SeekFast, you should keep in mind the following limitations of the program:
The maximum number of files for one search is 100,000
The maximum number of files that can be searched at once with SeekFast is limited to 50 files for the free version, and to 100,000 files in the full version. This restriction is needed to ensure high performance of the program and to avoid overload your computer's resources.
Maximum size of each file included in the search
In order to improve the speed of reading files’ text, SeekFast is set to search files with maximum 100 MB per one file.
Lack of support for DOC files on Mac
The Mac version of SeekFast does not currently support searching in DOC files.