# Spectro by Variable vs Kwots

The clearest difference is in-app purchases: Kwots at none against Spectro by Variable's 5. Spectro by Variable's advantage is device support (3 vs 1) and iOS requirement (13.4 vs 26.0). On price, update cadence and ads there is nothing between them.

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

Spectro by Variable ships an update every 3 weeks, Kwots every 2 weeks. The most recent releases landed on October 5, 2026 and October 9, 2026 respectively.

## The numbers

| Metric | Spectro by Variable | Kwots |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.8 (118 ratings)](https://appshunter.io/ios/app/spectro-by-variable/id1399186748/reviews)** | — |
| Number of ratings | **118** | — |
| Positive reviews | 50.0% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 3 weeks | **Every 2 weeks** |
| Monetization | Free with in-app purchases | — |
| Size | 84 MB | 17 MB |
| Requires iOS | **13.4** | 26.0 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Variable Technologies LLC](https://appshunter.io/developer/569541572) | [Aviv Nahon](https://appshunter.io/developer/1643978978) |

## 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 |


### Kwots

[App page](https://appshunter.io/ios/app/kwots/id1643978976)

**Features:** 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 Kwots free?

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

### Do Spectro by Variable or Kwots have ads?

Neither Spectro by Variable nor Kwots shows ads.

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

Spectro by Variable ships an update every 3 weeks, and Kwots every 2 weeks. Most recently, Spectro by Variable was updated on October 5, 2026 and Kwots on October 9, 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.*