# The Lab vs Relationship Tracker

The clearest difference is in-app purchases: The Lab at none against Relationship Tracker's 2. Relationship Tracker's advantage is update cadence (every 2 days vs every 4 months). On price, ads, device support and iOS requirement there is nothing between them.

Both are free to download. Relationship Tracker sells 2 in-app purchases, starting at $4.99 per month. The Lab asks for nothing beyond the download.

The Lab ships an update every 4 months, Relationship Tracker every 2 days. The most recent releases landed on November 1, 2026 and November 6, 2026 respectively.

## The numbers

| Metric | The Lab | Relationship Tracker |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[3.7 (3 ratings)](https://appshunter.io/ios/app/the-lab-dev-toolkit-for-scio/id965758603/reviews)** | — |
| Number of ratings | **3** | — |
| Positive reviews | 25.0% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 4 months | **Every 2 days** |
| Monetization | Free | — |
| Size | 116 MB | 67 MB |
| Requires iOS | **16.6** | 17.0 |
| Devices | **iPhone, iPad** | iPhone |
| Age rating | 4+ | 17+ |
| Developer | [SCIO SOLUTIONS LTD](https://appshunter.io/developer/965758602) | [Q2 Trade LTD](https://appshunter.io/developer/1653719869) |

## What reviewers say

### The Lab

[App page](https://appshunter.io/ios/app/the-lab-dev-toolkit-for-scio/id965758603)

This application enables users to sample materials with a SCiO sensor, create a database of these samples, and conduct initial analysis of the results. It leverages near-infrared spectroscopy to identify molecular signatures for various applications like food analysis and pill identification.

**Highlights:** Sample materials with SCiO sensor, Build a database of samples, Perform initial analysis of results, Identify molecular signatures, Analyze nutritional values of food, Identify pills

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

**In-app purchases:** none


### Relationship Tracker

[App page](https://appshunter.io/ios/app/relationship-tracker-buffaly/id6810102719)

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Monthly Subscription | $4.99 | per month |
| Yearly Subscription | $29.99 | per year |


## Frequently asked questions

### Is The Lab free?

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

### Is Relationship Tracker free?

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

### Do The Lab or Relationship Tracker have ads?

Neither The Lab nor Relationship Tracker shows ads.

### Which is updated more often, The Lab or Relationship Tracker?

The Lab ships an update every 4 months, and Relationship Tracker every 2 days. Most recently, The Lab was updated on November 1, 2026 and Relationship Tracker on November 6, 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.*