# MDA800 OPTICAL vs Mileseey Optics

The clearest difference is iOS requirement: MDA800 OPTICAL at 9.0 against Mileseey Optics's 15.0. On price, update cadence, ads and in-app purchases there is nothing between them.

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

Both ship on a similar rhythm, roughly every 10 months. The most recent releases landed on October 10, 2026 and October 14, 2026 respectively.

## The numbers

| Metric | MDA800 OPTICAL | Mileseey Optics |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 10 months | Every 10 months |
| Size | 6 MB | 184 MB |
| Requires iOS | **9.0** | 15.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 17+ |
| Developer | [杏生 卢](https://appshunter.io/developer/1094592555) | [SHENZHEN MILESEEY TECHNOLOGY CO.LTD](https://appshunter.io/developer/1563678294) |

## What reviewers say

### MDA800 OPTICAL

[App page](https://appshunter.io/ios/app/mda800-optical/id1562553359)

**Features:** macOS Compatibility

**In-app purchases:** none


### Mileseey Optics

[App page](https://appshunter.io/ios/app/mileseey-optics/id6743624378)

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

**In-app purchases:** none


## Frequently asked questions

### Is MDA800 OPTICAL free?

MDA800 OPTICAL is free to download, with no in-app purchases.

### Is Mileseey Optics free?

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

### Do MDA800 OPTICAL or Mileseey Optics have ads?

Neither MDA800 OPTICAL nor Mileseey Optics shows ads.

### Which is updated more often, MDA800 OPTICAL or Mileseey Optics?

MDA800 OPTICAL ships an update every 10 months, and Mileseey Optics every 10 months. Most recently, MDA800 OPTICAL was updated on October 10, 2026 and Mileseey Optics on October 14, 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.*