# iVision Refractive Demo — Refractive errors, visualized

> Refractive errors, visualized (iPhone/iPad app by Switt Kongdachalert.)

- Source: https://appshunter.io/ios/app/ivision-refractive-demo/id6502088658 (this page in markdown: same URL + `.md`)
- Developer: [Switt Kongdachalert](https://appshunter.io/developer/741342887)
- Category: Education, Utilities
- Price: Free
- Age rating: 4+
- Requires: iOS 13.4 · 73 MB
- Languages: English
- Released: 2024-05-30
- Data updated: 2026-05-16
- User reviews in markdown: https://appshunter.io/ios/app/ivision-refractive-demo/id6502088658/reviews.md

## What is iVision Refractive Demo?

A novel concept at demonstrating refractive errors.
Concept by Somtaporn Ueathaweephol, M.D.

Refractive errors arise from the eye's inability to focus light precisely on the retina.
Visualize how different refractive errors might affect what you see.


## Version history (last 1 release)

### 1.0 — 2024-05-30

No release notes.

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*Data collected daily from the US App Store and indexed by [AppsHunter](https://appshunter.io/). User reviews are verbatim App Store reviews. Ratings, prices and chart positions refresh continuously; this snapshot is from 2026-05-16.*