Currently the application has 3 categories:
1. Myopia
Features:
* Calculate and track your diopters
* Reminders to reduce eyestrain
* Track appointments with your optometrist
2. Hyperopia
Features:
* Magnifying lens for seeing smaller texts
* Text recognition
* Text-to-speech
* Track appointments with your optometrist
3. Impaired vision or blindness
Features:
* Text recognition
* Face detection
* Bar-code/QR code reader
* Anti-theft alarm (premium)