Comparison

Depthroom vs AstroFileViewer

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

Head to head
About

Depthroom

Features
Read full description

Depthroom lets you stand out in your social media feeds by creating immersive 3D parallax motion effects from your still images. Depthroom – Terms of Use
Effective: July 30, 2025 By downloading or using Depthroom, you agree to the following: You’re granted a personal, non-commercial license to use the app on your Apple device. Depthroom offers monthly and yearly subscriptions for premium features. These are billed through your Apple ID and auto-renew unless canceled at least 24 hours before the renewal date. You can manage or cancel anytime in your Apple account settings. No refunds or partial credits will be issued for unused time unless required by law. All content in the app is owned by the developer and may not be copied, modified, or redistributed. The app is provided “as is” without warranties. The developer is not liable for any issues caused by the app’s use. Apple is not responsible for the app, its content, or support. For support or questions, please contact via instagram.com/depthroom.ai For more details, refer to the full Terms and Privacy Policy on https://depthroomai.web.app

About

AstroFileViewer

View astronomical image files like FITS and XISF on your iPhone or iPad. Get an early impression of your data with PixInsight-compatible auto-stretching, gradient control, and noise reduction. Fun and useful for astrophotographers.

Highlights
  • Open FITS and XISF files from various sources
  • PixInsight-compatible STF auto-stretch
  • Mono and RGB image support with OSC debayer
  • Dark point and contrast sliders
  • Color saturation adjustment
  • GPU bilateral denoise
  • Gradient correction
Features
Read full description

AstroFileViewer lets you open and view astronomical image files (FITS and XISF) directly on your iPhone or iPad. Whether you receive a sub-exposure via AirDrop, download one from Safari, or browse your imaging files in the Files app — AstroFileViewer displays them with a proper PixInsight-compatible STF auto-stretch so you can actually see what's in your data. Why stretching, gradient control and denoising on an iPhone? Simple. You get an early impression of how your data could look after post-processing. And it's simply fun too. Features: - Open FITS and XISF files from Files, Safari, AirDrop, email, Google Drive, or any share sheet - PixInsight-compatible Screen Transfer Function (STF) auto-stretch for proper visualization of linear astronomical data - Supports mono and RGB images from all major astro cameras, including OSC debayer (RGGB, GRBG, GBRG, BGGR) - Dark point slider — clip noisy backgrounds, just like AstroBlink on macOS - Contrast slider — S-curve with logarithmic response for fine control - Color saturation slider — boost Ha reds and OIII blues in your OSC data - GPU bilateral denoise — edge-preserving noise reduction, up to 300% strength - Gradient correction — auto-detects and removes linear light pollution gradients - Auto-rotate — landscape images automatically fill your screen in portrait mode - File history with swipe navigation — swipe left/right to flip through recently opened files, even after restarting the app - Recent files on start screen — thumbnail grid of your last 6 images for quick access - Tap-to-fullscreen — single tap hides all UI for distraction-free viewing - Pinch-to-zoom up to 10x with smooth panning - SNR and star count shown in the status bar - FITS/XISF header inspector — view all keywords with important ones highlighted - Save to Photos as a stretched JPEG with all adjustments baked in - Full compression support: LZ4, LZ4HC, zlib, zstd, fpack (Rice, GZIP), ByteShuffle - Persistent settings — all sliders and toggles remembered between sessions - Built-in help section — tap the ? icon anytime - All processing happens on the GPU. All sliders respond in real-time. AstroFileViewer registers as a handler for .xisf, .fits, .fit, and .fts files on your device. No account required. No internet connection needed. Your files stay on your device. Built by an astrophotographer, for astrophotographers.

Screenshots

Depthroom4 screens
AstroFileViewer4 screens

Verdict

The call

The clearest difference is in-app purchases: AstroFileViewer at none against Depthroom's 3. AstroFileViewer also leads on update cadence (every 11 days vs every 6 weeks) and iOS requirement (16.4 vs 18.6). On price, ads 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

Both are free to download. Depthroom sells 3 in-app purchases, starting at $6.99 per month. AstroFileViewer asks for nothing beyond the download.

UpkeepUpdate frequency

Depthroom ships an update every 6 weeks, AstroFileViewer every 11 days. The most recent releases landed on November 12, 2026 and October 31, 2026 respectively.

Scorecard3 real differences · 7 level
Depthroom versus AstroFileViewer: the parameters behind the verdict, then further details
ParameterDepthroomAstroFileViewer
PriceFreeFree
Rating—5.0 (2 ratings) — better
Positive reviews—100.0% of reviews
Number of ratings—2 — better
Update frequencyEvery 6 weeksEvery 11 days — better
AdsNoNo
In-app purchasesYesNo — better
Monetization—Free
DevicesiPhone, iPadiPhone, iPad
Requires iOS18.616.4 — better
Further details — not scored
Size268 MB1 MB
Age rating4+4+
DeveloperNATHANIEL FACEYJoerg Klaas

In-app purchases

3 purchases

Depthroom

Subscriptions2
  • Depthroom Monthly Pass$6.991 Month
  • Depthroom Yearly Pass$19.991 Year
One-time1
  • 500 Export Credits$4.99
None

AstroFileViewer

No in-app purchases

Questions

Is Depthroom free?
Depthroom is free to download, with in-app purchases available.
Is AstroFileViewer free?
AstroFileViewer is free to download, with no in-app purchases.
Do Depthroom or AstroFileViewer have ads?
Neither Depthroom nor AstroFileViewer shows ads.
Which is updated more often, Depthroom or AstroFileViewer?
Depthroom ships an update every 6 weeks, and AstroFileViewer every 11 days. Most recently, Depthroom was updated on November 12, 2026 and AstroFileViewer on October 31, 2026.

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