# Extrusion Guide vs Intervals by Staventabs

The clearest difference is in-app purchases: Extrusion Guide at none against Intervals by Staventabs's 1. Extrusion Guide also leads on iOS requirement (12.0 vs 18.0). On price, ads and device support there is nothing between them.

Both are free to download. Intervals by Staventabs sells 1 one-off in-app purchase. Extrusion Guide asks for nothing beyond the download.

## The numbers

| Metric | Extrusion Guide | Intervals by Staventabs |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | — | Every 4 months |
| Size | 6 MB | 14 MB |
| Requires iOS | **12.0** | 18.0 |
| Devices | iPhone, iPad, iPod | **iPhone, iPad, Mac, Apple TV** |
| Age rating | 4+ | 4+ |
| Developer | [A. Routsis Associates, Inc.](https://appshunter.io/developer/1392469925) | [Ivan Korovin](https://appshunter.io/developer/937929054) |

## What reviewers say

### Extrusion Guide

[App page](https://appshunter.io/ios/app/extrusion-guide/id6744205048)

**Features:** macOS Compatibility

**In-app purchases:** none


### Intervals by Staventabs

[App page](https://appshunter.io/ios/app/intervals-by-staventabs/id6754854239)

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Intervals Premium | $4.99 | one-time |


## Frequently asked questions

### Is Extrusion Guide free?

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

### Is Intervals by Staventabs free?

Intervals by Staventabs is free to download, with in-app purchases available.

### Do Extrusion Guide or Intervals by Staventabs have ads?

Neither Extrusion Guide nor Intervals by Staventabs 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.*