NiiVue vs Slice
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
NiiVue
This application allows users to view and analyze medical images. It supports various common medical research formats and enables users to draw and segment tissues within images, exporting these masks in NIFTI format.
- Medical image viewing
- Supports common medical research formats
- Draw and segment tissues
- Export masks in NIFTI format
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Niivue is a medical image viewer. Many common formats used in medical research are supported. Users can also draw and segment tissues within images and export those masks in NIFTI format.
Slice
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Slicer-AR is an interactive visualisation tool designed for exploring 3D medical data such as MRI scans. The app allows users to define custom cross-section planes by simply moving their device, offering a new way to navigate and understand volumetric datasets beyond traditional views. This intuitive approach supports dynamic, real-time exploration of complex anatomical structures, making it ideal for educational, research, and demonstration purposes. Note: This app is not intended for diagnosis or clinical decision-making. UI optmised for iPad
Screenshots
Verdict
NiiVue and Slice are too close to call on the numbers: across 5 compared parameters — price, ads, in-app purchases and device support among them — neither pulls far enough ahead to decide it. What separates them is feature set and interface, not measurable difference.
Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS
Both are free to download. Neither carries in-app purchases, so what you see is what you pay.
| Parameter | NiiVue | Slice |
|---|---|---|
| Price | Free | Free |
| Rating | 5.0 (1 ratings) — better | — |
| Number of ratings | 1 — better | — |
| Update frequency | — | Every 2 months |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free | — |
| Devices | iPhone, iPad | iPhone, iPad, iPod — better |
| Requires iOS | 16.4 | 15.0 — better |
| Further details — not scored | ||
| Size | 9 MB | 288 MB |
| Age rating | 12+ | 4+ |
| Developer | Taylor Hanayik | Roy Rodenhauser |
In-app purchases
NiiVue
No in-app purchases
Slice
No in-app purchases







