# Slit Lamp Camera vs Refractive Foundations

The clearest difference is price: Refractive Foundations at Free against Slit Lamp Camera's $2.99. Refractive Foundations also leads on update cadence (daily vs every 4 weeks) and iOS requirement (16.6 vs 18.0). On ads, in-app purchases and device support there is nothing between them.

Refractive Foundations is free to download; Slit Lamp Camera costs $2.99 up front. Neither carries in-app purchases, so what you see is what you pay.

Slit Lamp Camera ships an update every 4 weeks, Refractive Foundations daily. The most recent releases landed on September 25, 2026 and September 24, 2026 respectively.

## The numbers

| Metric | Slit Lamp Camera | Refractive Foundations |
| --- | --- | --- |
| Price | $2.99 | **Free** |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/slit-lamp-camera/id6736861390/reviews)** | — |
| Number of ratings | **1** | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 4 weeks | **Daily** |
| Monetization | Paid | — |
| Size | 2 MB | 19 MB |
| Requires iOS | 18.0 | **16.6** |
| Devices | iPhone | **iPhone, iPad** |
| Age rating | 4+ | 12+ |
| Developer | [My Call Bag LLC](https://appshunter.io/developer/1243282862) | [Gurpal Virdi](https://appshunter.io/developer/1626671897) |

## What reviewers say

### Slit Lamp Camera

[App page](https://appshunter.io/ios/app/slit-lamp-camera/id6736861390)

Capture high-quality eye examination photos and videos directly through your slit lamp. Features include advanced camera controls, patient information integration, and a comparison tool to track changes over time. Annotate images and record dynamic examinations with this intuitive medical photography app.

**Highlights:** Slit lamp photography, Advanced camera controls, Patient information integration, Image comparison tool, Image annotation, Video recording, Date and time stamping

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases:** none


### Refractive Foundations

[App page](https://appshunter.io/ios/app/refractive-foundations/id6749237006)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Slit Lamp Camera free?

Slit Lamp Camera costs $2.99, with no in-app purchases.

### Is Refractive Foundations free?

Refractive Foundations is free to download, with no in-app purchases.

### Do Slit Lamp Camera or Refractive Foundations have ads?

Neither Slit Lamp Camera nor Refractive Foundations shows ads.

### Which is updated more often, Slit Lamp Camera or Refractive Foundations?

Slit Lamp Camera ships an update every 4 weeks, and Refractive Foundations daily. Most recently, Slit Lamp Camera was updated on September 25, 2026 and Refractive Foundations on September 24, 2026.

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*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*