Comparison

XstereO vs HDRiris

Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.

Head to head
About

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).

About

HDRiris

Capture high dynamic range images (HDRIs) using your phone with guided capture and on-device processing. Inspect results in panorama, 3D, and AR. Ideal for 3D artists and developers needing image-based lighting.

Highlights
  • Guided HDRI capture sequence
  • Bracketed exposure capture
  • Full environment coverage tracking
  • Panorama inspection
  • Real-time 3D preview
  • Augmented reality preview
Features
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Capture real HDRIs with your phone. HDRiris guides you through bracketed environment capture, processes everything directly on your device, and lets you inspect the result in panorama, 3D, and real AR. Built for 3D artists, VFX, motion design, game development, virtual production, and anyone working with image-based lighting. Guided HDRI Capture // Follow clear directional targets around the environment while HDRiris guides you through the complete capture sequence. Bracketed Exposures // Capture multiple exposures at each direction to preserve detail across bright lights, windows, deep shadows, and everything in between. Full Environment Coverage // HDRiris tracks your progress across the complete capture sphere so you always know what has been captured and what remains. Panorama Inspection // Explore the finished environment and inspect coverage, stitching, orientation, and overall image quality. Real-Time 3D Preview // See how your HDRI lights and reflects across interactive 3D materials and preview models directly on your device. Custom Preview Models // Import your own GLB models and test captured lighting on assets that actually matter to your workflow. Real AR Preview // Place your preview model into the real environment and inspect how the captured HDRI lights and reflects on it in augmented reality. Fully On-Device // Your captures are processed locally on your phone. No cloud processing and no need to upload your HDRIs to a remote service. No Account Required // Open HDRiris and start capturing. No registration, login, or account setup. No Subscriptions. No In-App Purchases. // HDRiris is a one-time purchase. Pay once and use the full app. Your Captures Stay With You // Your HDRIs remain on your device unless you choose to export or share them. Whether you need lighting reference on location, an environment for a 3D render, or a portable HDRI capture workflow, HDRiris puts the complete process in your pocket. Capture. Inspect. Light.

Screenshots

XstereO4 screens
HDRiris4 screens

Verdict

The call

The clearest difference is price: XstereO at Free against HDRiris's $12.99. HDRiris's advantage is update cadence (every 2 weeks vs monthly) and iOS requirement (15.0 vs 18.0). On 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

CostPrice · In-app purchases · Ads · Monetization

XstereO is free to download; HDRiris costs $12.99 up front. Neither carries in-app purchases, so what you see is what you pay.

UpkeepUpdate frequency

XstereO ships an update monthly, HDRiris every 2 weeks. Both last shipped on November 8, 2026.

Scorecard3 real differences · 6 level
XstereO versus HDRiris: the parameters behind the verdict, then further details
ParameterXstereOHDRiris
PriceFree — better$12.99
Rating—5.0 (1 ratings) — better
Number of ratings—1 — better
Update frequencyMonthlyEvery 2 weeks — better
AdsNoNo
In-app purchasesNoNo
Monetization—Paid
DevicesiPhone, iPadiPhone, iPad, iPod — better
Requires iOS18.015.0 — better
Further details — not scored
Size1 MB69 MB
Age rating4+4+
DeveloperYury GolubinskyJoao Pedro Moreira Rato Mateus Bastos

In-app purchases

None

XstereO

No in-app purchases

None

HDRiris

No in-app purchases

Questions

Is XstereO free?
XstereO is free to download, with no in-app purchases.
Is HDRiris free?
HDRiris costs $12.99, with no in-app purchases.
Do XstereO or HDRiris have ads?
Neither XstereO nor HDRiris shows ads.
Which is updated more often, XstereO or HDRiris?
XstereO ships an update monthly, and HDRiris every 2 weeks. Most recently, XstereO was updated on November 8, 2026 and HDRiris on November 8, 2026.

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