# XstereO vs ByteMarker

The clearest difference is price: XstereO at Free against ByteMarker's $9.99. On update cadence, ads, in-app purchases and device support there is nothing between them.

XstereO is free to download; ByteMarker costs $9.99 up front. Neither carries in-app purchases, so what you see is what you pay.

Both ship on a similar rhythm, roughly monthly. The most recent releases landed on October 6, 2026 and October 4, 2026 respectively.

## The numbers

| Metric | XstereO | ByteMarker |
| --- | --- | --- |
| Price | **Free** | $9.99 |
| Positive reviews | — | 0.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Monthly | Monthly |
| Monetization | — | Paid |
| Size | 1 MB | 3 MB |
| Requires iOS | 18.0 | 18.0 |
| Devices | iPhone, iPad | **iPhone, iPad, Mac** |
| Age rating | 4+ | 4+ |
| Developer | [Yury Golubinsky](https://appshunter.io/developer/475195503) | [Michael Newell](https://appshunter.io/developer/438074478) |

## What reviewers say

### XstereO

[App page](https://appshunter.io/ios/app/xstereo/id953250867)

**In-app purchases:** none


### ByteMarker

[App page](https://appshunter.io/ios/app/bytemarker/id1536108526)

This app converts 3D media files into various formats like anaglyph and stitched images. It supports a wide range of 3D photo and video formats, making it a versatile tool for viewing and exporting spatial content.

**Highlights:** 3D media file conversion, Anaglyph (red/cyan) output, Left/Right stitched image output, Supports Apple Spatial formats, Supports MPO and 3D AVI, VR video viewing (180/360)

**In-app purchases:** none


## Frequently asked questions

### Is XstereO free?

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

### Is ByteMarker free?

ByteMarker costs $9.99, with no in-app purchases.

### Do XstereO or ByteMarker have ads?

Neither XstereO nor ByteMarker shows ads.

### Which is updated more often, XstereO or ByteMarker?

XstereO ships an update monthly, and ByteMarker monthly. Most recently, XstereO was updated on October 6, 2026 and ByteMarker on October 4, 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.*