# Spectro by Variable vs shopVOX Go

The clearest difference is rating: Spectro by Variable at 4.8 against shopVOX Go's 3.4. Spectro by Variable also leads on review sentiment (50% vs 31%) and ratings volume (118 vs 22). shopVOX Go's advantage is in-app purchases (none vs 5). On price, update cadence, ads and device support there is nothing between them.

Both are free to download. Spectro by Variable sells 5 in-app purchases, starting at $9.99 per month. shopVOX Go asks for nothing beyond the download.

Spectro by Variable holds the better App Store score, 4.8 against 3.4. That said, the two scores are not equally well evidenced: Spectro by Variable has 118 ratings behind it against 22, so its average is the more settled of the two. Written reviews point the same way: 50% of Spectro by Variable's written reviews are positive against 31% of shopVOX Go's.

Spectro by Variable ships an update every 3 weeks, shopVOX Go every 5 weeks. The most recent releases landed on October 5, 2026 and October 3, 2026 respectively.

## The numbers

| Metric | Spectro by Variable | shopVOX Go |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.8 (118 ratings)](https://appshunter.io/ios/app/spectro-by-variable/id1399186748/reviews)** | [3.4 (22 ratings)](https://appshunter.io/ios/app/shopvox-go/id1460698075/reviews) |
| Number of ratings | **118** | 22 |
| Positive reviews | **50.0% of reviews** | 31.3% of reviews |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | **Every 3 weeks** | Every 5 weeks |
| Monetization | Free with in-app purchases | **Free** |
| Size | 84 MB | 65 MB |
| Requires iOS | **13.4** | 16.4 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Variable Technologies LLC](https://appshunter.io/developer/569541572) | [TechVOX Inc](https://appshunter.io/developer/890746456) |

## What reviewers say

### Spectro by Variable

[App page](https://appshunter.io/ios/app/spectro-by-variable/id1399186748)

This app enables color professionals to precisely measure, match, and communicate color data using connected devices. Access extensive color libraries and analyze spectral curves for accurate results anytime, anywhere.

**Highlights:** Scan, match, and compare colors, View spectral curves and LAB values, Access extensive brand color libraries, Analyze colors under multiple light sources, Store and export scan data, Create and store color standards

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

**In-app purchases (5)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Monthly | $9.99 | per month |
| Monthly | $15.99 | per month |
| Quality Control Module | $75.00 | per month |
| Annual | $99.99 | per year |
| Annual | $149.99 | per year |


### shopVOX Go

[App page](https://appshunter.io/ios/app/shopvox-go/id1460698075)

Access key features of a web-based business management tool while on the move. This mobile companion app extends core functionality for users who need to manage their operations remotely.

**Highlights:** Remote access to shopVOX web app functionality, On-the-go business operations management, Companion mobile application

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

**In-app purchases:** none


## Frequently asked questions

### Is Spectro by Variable free?

Spectro by Variable is free to download, with in-app purchases available.

### Is shopVOX Go free?

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

### Which has better reviews, Spectro by Variable or shopVOX Go?

Spectro by Variable is rated higher. Spectro by Variable averages 4.8 out of 5 from 118 ratings, while shopVOX Go averages 3.4 from 22 ratings.

### Do Spectro by Variable or shopVOX Go have ads?

Neither Spectro by Variable nor shopVOX Go shows ads.

### Which is updated more often, Spectro by Variable or shopVOX Go?

Spectro by Variable ships an update every 3 weeks, and shopVOX Go every 5 weeks. Most recently, Spectro by Variable was updated on October 5, 2026 and shopVOX Go on October 3, 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.*