3+ similar apps compared and reviewed
Whether you want more options like ３×３Ｄ Eye Training Premium or a completely different take on the same concept, our curated list of 3+ similar apps has you covered. Updated for 2026 with the latest ratings and comparisons.
This application provides a simple tool for screening near and distance visual acuity on iPad. It features a traditional Snellen chart for distance vision and an N type chart for near vision, with customizable font options and randomized letter combinations. Manual calibration is required for accurate results.
This professional tool measures stereopsis and binocular disparity using random dot tests on iPads and iPhones. It requires anaglyph glasses and offers adjustable settings for screening and fine measurement protocols.
