# SleepHack vs Grello

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

Both are free to download. SleepHack sells 8 in-app purchases, starting at $4.99 per 7 days and Grello sells 2 in-app purchases, starting at $1.99 per 7 days. Whichever you choose, the download price is not the number that matters.

## The numbers

| Metric | SleepHack | Grello |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (2 ratings)](https://appshunter.io/ios/app/sleephack-hack-your-sleep/id6756525549/reviews)** | — |
| Number of ratings | **2** | — |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | Yes | Yes |
| Ads | Yes | **No** |
| Update frequency | Every 6 days | — |
| Monetization | Free with in-app purchases | — |
| Size | 112 MB | 51 MB |
| Requires iOS | 15.1 | 15.1 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 12+ | 4+ |
| Developer | [SMB Studio LLC](https://appshunter.io/developer/1169078419) | [Joseph Craig](https://appshunter.io/developer/1887168949) |

## What reviewers say

### SleepHack

[App page](https://appshunter.io/ios/app/sleephack-hack-your-sleep/id6756525549)

This app uses adaptive binaural frequencies and an intelligent sleep engine to optimize your sleep cycles for deeper rest and improved performance. It offers performance-first sleep tracking and a smart alarm to wake you at the optimal moment.

**Highlights:** Adaptive binaural frequencies, Intelligent sleep engine, Performance-first sleep tracking, Smart alarm, Deep sleep enhancement modes

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

**In-app purchases (8)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Pro Weekly | $4.99 | per 7 days |
| Pro Weekly | $6.99 | per 7 days |
| Pro Monthly | $9.99 | per month |
| Pro Annual | $19.99 | per year |
| Pro Annual | $29.99 | per year |
| Pro Annual | $39.99 | per year |
| Pro Annual | $39.99 | per year |
| Lifetime Access | Free | one-time |


### Grello

[App page](https://appshunter.io/ios/app/grello-gratitude-ai/id6762338161)

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Grello Premium | $1.99 | per 7 days |
| Grello Premium | $29.99 | per year |


## Frequently asked questions

### Is SleepHack free?

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

### Is Grello free?

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

### Do SleepHack or Grello have ads?

SleepHack shows ads; Grello does not.

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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.*