# Grace and Gravity Studio vs 150

The clearest difference is in-app purchases: Grace and Gravity Studio at none against 150's 1. Grace and Gravity Studio also leads on iOS requirement (14.0 vs 16.0). 150's advantage is ads (none vs shown) and update cadence (every 2 days vs every 2 months). On price and device support there is nothing between them.

Both are free to download. 150 sells 1 one-off in-app purchase. Grace and Gravity Studio asks for nothing beyond the download.

Grace and Gravity Studio ships an update every 2 months, 150 every 2 days. The most recent releases landed on October 24, 2026 and October 28, 2026 respectively.

## The numbers

| Metric | Grace and Gravity Studio | 150 |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[3.0 (1 ratings)](https://appshunter.io/ios/app/150-active-minutes/id6781732068/reviews)** |
| Number of ratings | — | **1** |
| Positive reviews | — | 0.0% of reviews |
| In-app purchases | **No** | Yes |
| Ads | Yes | **No** |
| Update frequency | Every 2 months | **Every 2 days** |
| Monetization | — | Free with in-app purchases |
| Size | 188 MB | 4 MB |
| Requires iOS | **14.0** | 16.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, Apple Watch |
| Age rating | 4+ | 4+ |
| Developer | [G & G AERIAL YOGA LIMITED](https://appshunter.io/developer/1795739466) | [DENTCLOUD COMPANY LIMITED](https://appshunter.io/developer/6781732070) |

## What reviewers say

### Grace and Gravity Studio

[App page](https://appshunter.io/ios/app/grace-and-gravity-studio/id6741812428)

**Features:** macOS Compatibility, Apple Wallet

**In-app purchases:** none


### 150

[App page](https://appshunter.io/ios/app/150-active-minutes/id6781732068)

This app tracks your weekly intensity minutes using Apple Watch heart rate data to help you meet health recommendations. It provides a clear visual goal and breaks down your activity by intensity level.

**Highlights:** Weekly intensity minute goal tracking, Moderate and vigorous intensity calculation, Live workout minute counting on Apple Watch, Home Screen and Lock Screen widgets, Daily intensity minute breakdown, Clean, focused design

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 150 Pro | $2.99 | one-time |


## Frequently asked questions

### Is Grace and Gravity Studio free?

Grace and Gravity Studio is free to download, with no in-app purchases.

### Is 150 free?

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

### Do Grace and Gravity Studio or 150 have ads?

Grace and Gravity Studio shows ads; 150 does not.

### Which is updated more often, Grace and Gravity Studio or 150?

Grace and Gravity Studio ships an update every 2 months, and 150 every 2 days. Most recently, Grace and Gravity Studio was updated on October 24, 2026 and 150 on October 28, 2026.

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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.*