Slow Spatial vs Gaussian SplatKing
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Slow Spatial
Create stunning slow-motion videos or timelapses from your iPhone's spatial videos. Enhance details with machine learning and add motion blur for immersive 3D playback. Processing is done on your device and saved directly to your Photos App.
- Spatial video to slow-motion conversion
- Spatial video to timelapse conversion
- Up to 8x smooth slow motion
- Frame interpolation
- ML-enhanced detail
- Optional motion blur
- Preserves 3D spatial format
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Slow Spatial transforms your iPhone's spatial video capabilities into slow-motion content OR timelapses. Apply up to 8x smooth slow motion with frame interpolation, ML-enhanced detail, and optional motion blur — preserving full 3D spatial format for immersive playback on Apple Vision Pro. Processing takes place on the iPhone and is saved to the Photos App for easy sharing.
Gaussian SplatKing
Capture high-quality input data for Gaussian splatting and radiance field workflows. Features simultaneous dual-lens capture, LiDAR mode with native COLMAP export, and manual camera controls for precise adjustments.
- Dual-lens capture (wide + ultra-wide)
- 4K/30 HEVC video
- LiDAR mode with ARKit depth
- Manual camera controls (ISO, shutter, WB, exposure)
- COLMAP export on-device
- Structured splatpack.json export
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SplatKing is a capture app built for Gaussian splatting and radiance field workflows. • It focuses on one outcome: producing high-quality, reconstruction-ready input data you can use in any downstream pipeline. • Key capabilities: simultaneous dual-lens capture (wide + ultra-wide) in photo and video · 4K/30 HEVC with • Standard/Max Fidelity · auto photo cadence · LiDAR mode (1× wide + ARKit depth) with native COLMAP export written on-device • Manual controls (ISO, shutter, white balance, exposure, AF Lock, manual focus, tap-to-focus) across both lenses · minimum shutter speed · optional undistorted exports · session quality summaries. • Structured splatpack.json export.
Screenshots
Verdict
The clearest difference is review sentiment: Gaussian SplatKing at 80% against Slow Spatial's 0%. Gaussian SplatKing also leads on price (Free vs $1.99) and iOS requirement (18.0 vs 26.2). 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
Gaussian SplatKing is free to download; Slow Spatial costs $1.99 up front. Neither carries in-app purchases, so what you see is what you pay.
Slow Spatial ships an update weekly, Gaussian SplatKing every 4 days. The most recent releases landed on October 10, 2026 and October 7, 2026 respectively.
| Parameter | Slow Spatial | Gaussian SplatKing |
|---|---|---|
| Price | $1.99 | Free — better |
| Rating | — | 4.3 (12 ratings) — better |
| Positive reviews | 0.0% of reviews | 80.0% of reviews — better |
| Number of ratings | — | 12 — better |
| Update frequency | Weekly | Every 4 days — better |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Paid | Free — better |
| Devices | iPhone | iPhone, iPad — better |
| Requires iOS | 26.2 | 18.0 — better |
| Further details — not scored | ||
| Size | 2 MB | 7 MB |
| Age rating | 4+ | 4+ |
| Developer | Matthew Fisher | MICHAEL DORAN RUBLOFF |
Customer experience
Slow Spatial
Gaussian SplatKing
In-app purchases
Slow Spatial
No in-app purchases
Gaussian SplatKing
No in-app purchases
Questions
Is Slow Spatial free?
Is Gaussian SplatKing free?
Do Slow Spatial or Gaussian SplatKing have ads?
Which is updated more often, Slow Spatial or Gaussian SplatKing?
Other comparisons
