# SuperVision+ Magnifier vs Demeter

The clearest difference is update cadence: SuperVision+ Magnifier at every 2 months against Demeter's every 24 months. SuperVision+ Magnifier also leads on iOS requirement (8.0 vs 15.0). On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

SuperVision+ Magnifier ships an update every 2 months, Demeter every 24 months. The most recent releases landed on October 23, 2026 and October 20, 2026 respectively.

## The numbers

| Metric | SuperVision+ Magnifier | Demeter |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.3 (9 ratings)](https://appshunter.io/ios/app/supervision-plus-magnifier/id691435681/reviews)** | — |
| Number of ratings | **9** | — |
| Positive reviews | 74.2% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 2 months** | Every 24 months |
| Monetization | Free | — |
| Size | 15 MB | 56 MB |
| Requires iOS | **8.0** | 15.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Massachusetts Eye and Ear Infirmary](https://appshunter.io/developer/691435684) | [DTrack Technology and Services Co., Ltd.](https://appshunter.io/developer/6801370682) |

## What reviewers say

### SuperVision+ Magnifier

[App page](https://appshunter.io/ios/app/supervision-plus-magnifier/id691435681)

This app provides advanced magnification with superior live image stabilization, making it easier to read small print or see distant objects. It can also function as a microscope for detailed viewing of tiny items, with features designed for clarity and ease of use.

**Highlights:** Live image stabilization, Microscope functionality, Freeze high-resolution images, Built-in flashlight, Focus locking, Inverted black-and-white mode

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

**In-app purchases:** none

**What reviewers like**

- 👍 Excellent magnifier
- 💡 Useful for low vision
- 🚀 Fast and smooth
- 👍 Easy to use
- ✨ Clear images at max zoom

**What reviewers complain about**

- 🐛 Black screen issues
- 🐛 App crashes
- 🐛 Inconsistent performance
- 🐛 Low resolution/pixelated images
- 🐛 Flashlight button placement issue

**Reported bugs**

- Black screen after recent updates
- App crashes when switching views
- Flashlight button not appearing correctly in landscape mode
- App won't open on older iOS versions
- Saved images appear blank

**Requested features**

- Add voice reader function
- Add AI assistance
- Add more color filters
- Magnify existing camera roll images
- OCR upgrade option


### Demeter

[App page](https://appshunter.io/ios/app/demeter/id1621694610)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is SuperVision+ Magnifier free?

SuperVision+ Magnifier is free to download, with no in-app purchases.

### Is Demeter free?

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

### Do SuperVision+ Magnifier or Demeter have ads?

Neither SuperVision+ Magnifier nor Demeter shows ads.

### Which is updated more often, SuperVision+ Magnifier or Demeter?

SuperVision+ Magnifier ships an update every 2 months, and Demeter every 24 months. Most recently, SuperVision+ Magnifier was updated on October 23, 2026 and Demeter on October 20, 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.*