Why do some tools falling in a particular category work well while the others fail? Quality and performance differences are the major reasons for this.
Every file formatting application available online may not meet expectations. Such software proves to be a complete disappointment for the users. They have to start the searching process all over again.
It is a lengthy process to have a look at each tool of a particular type and select the best one. When you are looking for tools developed for reverse image search, it is better to glance at the best alternatives.