You can use the Free version of SeekFast for an unlimited period. It has all the functionalities except one limitation - you can search up to 50 files at once.

If you want to search a larger number of files, you can buy the Pro version of the program, which can search unlimited files at a time.

Comparison of the features:

Feature	Free version	Pro version
Full program functionalities
Max number of files per search	50	Unlimited
Dedicated support by email
Free updates
Perpetual license
	Download	Buy now