# 6 Differences vs Block Rigorous

The clearest difference is ads: 6 Differences at none against Block Rigorous's shown. On price, in-app purchases, device support and iOS requirement there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

## The numbers

| Metric | 6 Differences | Block Rigorous |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | **No** | Yes |
| Update frequency | Every 43 months | — |
| Size | 131 MB | 37 MB |
| Requires iOS | 13.0 | 13.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 12+ | 4+ |
| Developer | [Hieu Hoang](https://appshunter.io/developer/1108291419) | [Furkan Damar](https://appshunter.io/developer/1585505992) |

## What reviewers say

### 6 Differences

[App page](https://appshunter.io/ios/app/6-differences-spot-them/id1628381817)

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

**In-app purchases:** none


### Block Rigorous

[App page](https://appshunter.io/ios/app/block-rigorous/id6764050832)

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

**In-app purchases:** none


## Frequently asked questions

### Is 6 Differences free?

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

### Is Block Rigorous free?

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

### Do 6 Differences or Block Rigorous have ads?

Block Rigorous shows ads; 6 Differences does not.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*