# CTvox vs SnapLabs

The clearest difference is in-app purchases: CTvox at none against SnapLabs's 2. CTvox also leads on iOS requirement (8.0 vs 13.0). SnapLabs's advantage is update cadence (every 4 days vs every 8 months). On price, ads and device support there is nothing between them.

Both are free to download. SnapLabs sells 2 in-app purchases, starting at $17.99 per year. CTvox asks for nothing beyond the download.

CTvox ships an update every 8 months, SnapLabs every 4 days. The most recent releases landed on November 1, 2026 and October 30, 2026 respectively.

## The numbers

| Metric | CTvox | SnapLabs |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/ctvox/id604830955/reviews)** | — |
| Number of ratings | **1** | — |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 8 months | **Every 4 days** |
| Monetization | Free | — |
| Size | 9 MB | 51 MB |
| Requires iOS | **8.0** | 13.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | +4 |
| Developer | [Bruker microCT](https://appshunter.io/developer/604830958) | [ZUJUNU MALUNAS, MB](https://appshunter.io/developer/1860660780) |

## What reviewers say

### CTvox

[App page](https://appshunter.io/ios/app/ctvox/id604830955)

Visualize volumetric data in 3D on your iOS device. This app uses volume rendering to allow interactive exploration of 3D voxel data like CT and MRI scans. It provides an intuitive way to view complex scientific datasets.

**Highlights:** 3D volumetric data visualization, Volume rendering technique, Interactive exploration of 3D voxel data, Supports CT and MRI scans, Intuitive data interpretation

**Features:** macOS Compatibility

**In-app purchases:** none


### SnapLabs

[App page](https://appshunter.io/ios/app/snaplabs-lab-results-tracker/id6756438055)

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Unlimited Scan Pass | $17.99 | per year |
| Report Pack | $3.99 | one-time |


## Frequently asked questions

### Is CTvox free?

CTvox is free to download, with no in-app purchases.

### Is SnapLabs free?

SnapLabs is free to download, with in-app purchases available.

### Do CTvox or SnapLabs have ads?

Neither CTvox nor SnapLabs shows ads.

### Which is updated more often, CTvox or SnapLabs?

CTvox ships an update every 8 months, and SnapLabs every 4 days. Most recently, CTvox was updated on November 1, 2026 and SnapLabs on October 30, 2026.

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*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*