Neither OptimizeImages nor Percept Pixel offers a free trial.
OptimizeImages is designed for Large Enterprises, Medium Business and Small Business.
Percept Pixel is designed for Large Enterprises, Small Business, Medium Business and Individuals.
Pricing for OptimizeImages Starts at $6.58/Month when Billed Yearly whereas for Percept Pixel Starts at $39.00per month when Billed Yearly.
Some top alternatives to OptimizeImages includes Img2go, Resizing.app, Imagekit.io, Imagify, EWWW Image, ShortPixel Google Drive Optimizer, Pixelied Convert, ImageBoss, Optify and Imagator.
Some top alternatives to Percept Pixel includes and undefined.