# Slooma vs GRX

The clearest difference is price: Slooma at Free against GRX's $0.99. GRX's advantage is in-app purchases (none vs 3). On ads, device support and iOS requirement there is nothing between them.

Slooma is free to download; GRX costs $0.99 up front. Slooma sells 3 in-app purchases, starting at $0.29 per month. GRX asks for nothing beyond the download.

## The numbers

| Metric | Slooma | GRX |
| --- | --- | --- |
| Price | **Free** | $0.99 |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 2 months | — |
| Size | 70 MB | 128 MB |
| Requires iOS | 17.0 | **16.4** |
| Devices | iPhone, Apple Watch | iPhone, Apple Watch |
| Age rating | 4+ | +4 |
| Developer | [Furkan Ataman](https://appshunter.io/developer/1645559742) | [Grx Labs Ltda](https://appshunter.io/developer/1813589672) |

## What reviewers say

### Slooma

[App page](https://appshunter.io/ios/app/slooma-sleep-tracker/id6763732609)

**Features:** macOS Compatibility, Apple Watch app, Vision Pro support

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Slooma Pro Monthly | $0.29 | per month |
| Slooma Pro Yearly | $1.99 | per year |
| Slooma Pro Lifetime | $4.99 | one-time |


### GRX

[App page](https://appshunter.io/ios/app/grx-offline-workout-tracker/id6815223444)

**Features:** Apple Watch app

**In-app purchases:** none


## Frequently asked questions

### Is Slooma free?

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

### Is GRX free?

GRX costs $0.99, with no in-app purchases.

### Do Slooma or GRX have ads?

Neither Slooma nor GRX 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.*