# Kuadra vs RAIS Bio

The clearest difference is in-app purchases: RAIS Bio at none against Kuadra's 1. RAIS Bio also leads on iOS requirement (12.0 vs 14.1). On price, ads and device support there is nothing between them.

Both are free to download. Kuadra sells 1 one-off in-app purchase. RAIS Bio asks for nothing beyond the download.

## The numbers

| Metric | Kuadra | RAIS Bio |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[3.0 (1 ratings)](https://appshunter.io/ios/app/kuadra/id1575441484/reviews)** | — |
| Number of ratings | **1** | — |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Weekly | — |
| Monetization | Free with in-app purchases | — |
| Size | 4 MB | 2 MB |
| Requires iOS | 14.1 | **12.0** |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Luca Picariello](https://appshunter.io/developer/1562569427) | [Peter Rasmussen](https://appshunter.io/developer/1487311774) |

## What reviewers say

### Kuadra

[App page](https://appshunter.io/ios/app/kuadra/id1575441484)

This app helps you record and save measurements for various projects. You can dictate or write down dimensions, add notes and photos, and export everything as a PDF. It's designed for professionals who need to keep track of project details.

**Highlights:** Record 2D and 3D measurements, Add notes and photos, Dictate or write measurements, Save project annotations, Export measurements as PDF, Include photo location

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Kuadra full license | $3.99 | one-time |


### RAIS Bio

[App page](https://appshunter.io/ios/app/rais-bio/id6744904765)

**In-app purchases:** none


## Frequently asked questions

### Is Kuadra free?

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

### Is RAIS Bio free?

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

### Do Kuadra or RAIS Bio have ads?

Neither Kuadra nor RAIS Bio shows ads.

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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.*