# Construction Guru vs Interval

The clearest difference is in-app purchases: Interval at none against Construction Guru's 1. On price, ads, device support and iOS requirement there is nothing between them.

Both are free to download. Construction Guru sells 1 one-off in-app purchase. Interval asks for nothing beyond the download.

## The numbers

| Metric | Construction Guru | Interval |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/construction-guru/id6761443502/reviews)** | — |
| Number of ratings | **1** | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Daily | — |
| Monetization | Paid | — |
| Size | 4 MB | 0 MB |
| Requires iOS | 17.0 | 17.0 |
| Devices | **iPhone, iPad** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Jaime McGauley](https://appshunter.io/developer/1814207689) | [Matthew Donders](https://appshunter.io/developer/1871614032) |

## What reviewers say

### Construction Guru

[App page](https://appshunter.io/ios/app/construction-guru/id6761443502)

This comprehensive construction calculator offers a suite of tools for measurements, framing, and trigonometry. It provides visual previews, code compliance checks, and offline functionality, all accessible through a one-time purchase.

**Highlights:** Feet-inch-fraction math, Framing and rafter calculations, Unit conversions, Trigonometry functions, Code compliance checks, Offline functionality, Visual layout previews

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Full Access Unlock | $19.99 | one-time |


### Interval

[App page](https://appshunter.io/ios/app/interval-spacing-calculator/id6809219678)

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

**In-app purchases:** none


## Frequently asked questions

### Is Construction Guru free?

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

### Is Interval free?

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

### Do Construction Guru or Interval have ads?

Neither Construction Guru nor Interval 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.*