XstereO vs ByteMarker
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
XstereO
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XstereO Player - mobile edition. The program is designed to view flat and stereoscopic images. It supports wide gamut color profiles and HDR ! It allows you to view images located on your device or on the web pages. What XstereO Player can do: - Supports major image file formats. It recognizes Left and Right views in one file or from two separate ones. When opening one file, Side-by-Side format or two images in one container are automatically recognised, including Spatial Photos captured by iPhones and Vision Pro. - Display modes for stereo pairs: Left-Right, Right-Left, Animation. - Open a series of photos from the local media library on your device, and while scrolling through them, you can delete unnecessary ones. Two files are deleted at once when deleting a stereo pair. Deletion occurs according to the usual rules, and you can find all deleted photos in Recently Deleted in the Photos application. - Open a series of photos posted on some of the websites. In this case, you can see a detailed description of each photo. The author can describe in advance the type of each photograph on the web page: whether they are flat or a stereo pair (LR or RL).
ByteMarker
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.
- 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)
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Note: This app is optimized for iOS 18. The spatial video and photo features only work on iOS 18. Note: To toggle 360 VR video, tap the L/R icon which will then show T/D. A photo album with photography tools designed for 3D photo and video content, such as converting media files into anaglyph (red / cyan) and Left / Right stitched images. Supported Formats: - Apple Spatial Photo - Apple Spatial Video - MPO - 3D AVI - Adobe VR - Left / Right 180 VR videos - Top / Down 360 VR videos - Left / Right Stitched Images Directions: 1. Save the original supported media file to your device or iCloud account 2. From the ByteMarker app, click the + icon 3. Import the original supported media file using the Files browser 4. Tap the image cell to view the photo or video 5. Tap the Save button to save the photo or video to your library 6. Tap the . . . button on the top left of the Photos view to switch between export formats
Screenshots
Verdict
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.
Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS
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.
| Parameter | XstereO | ByteMarker |
|---|---|---|
| Price | Free — better | $9.99 |
| Positive reviews | — | 0.0% of reviews |
| Update frequency | Monthly | Monthly |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | — | Paid |
| Devices | iPhone, iPad | iPhone, iPad, Mac — better |
| Requires iOS | 18.0 | 18.0 |
| Further details — not scored | ||
| Size | 1 MB | 3 MB |
| Age rating | 4+ | 4+ |
| Developer | Yury Golubinsky | Michael Newell |
In-app purchases
XstereO
No in-app purchases
ByteMarker
No in-app purchases
