# Classbooking.app vs Petal

The clearest difference is in-app purchases: Classbooking.app at none against Petal's 1. Classbooking.app also leads on ads (none vs shown). Petal's advantage is update cadence (every 10 days vs every 3 weeks). On price, device support and iOS requirement there is nothing between them.

Both are free to download. Petal sells 1 one-off in-app purchase. Classbooking.app asks for nothing beyond the download.

Classbooking.app ships an update every 3 weeks, Petal every 10 days. The most recent releases landed on October 9, 2026 and October 13, 2026 respectively.

## The numbers

| Metric | Classbooking.app | Petal |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (6 ratings)](https://appshunter.io/ios/app/petal-75-soft-challenge/id6767240804/reviews)** |
| Number of ratings | — | **6** |
| In-app purchases | **No** | Yes |
| Ads | **No** | Yes |
| Update frequency | Every 3 weeks | **Every 10 days** |
| Monetization | — | Free with in-app purchases |
| Size | 54 MB | 45 MB |
| Requires iOS | 15.1 | 15.1 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [LUKE ZACHARY AIKMAN](https://appshunter.io/developer/1887115177) | [Kwan Cheng Lee](https://appshunter.io/developer/1853491146) |

## What reviewers say

### Classbooking.app

[App page](https://appshunter.io/ios/app/classbookingapp/id6760979154)

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

**In-app purchases:** none


### Petal

[App page](https://appshunter.io/ios/app/petal-75-soft-challenge/id6767240804)

This app transforms daily habit tracking into a visual journey, where each day completed adds a petal to a blooming flower. It supports various 75-day challenge variants and allows users to share their progress with visually appealing milestone cards.

**Highlights:** Visual flower-based habit tracking, Supports multiple 75-day challenge variants, Shareable bloom milestone cards, Privacy-first, local data storage, Lifetime Pro unlock option, Twelve flower species to choose from

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Petal Pro Lifetime | $9.99 | one-time |


## Frequently asked questions

### Is Classbooking.app free?

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

### Is Petal free?

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

### Do Classbooking.app or Petal have ads?

Petal shows ads; Classbooking.app does not.

### Which is updated more often, Classbooking.app or Petal?

Classbooking.app ships an update every 3 weeks, and Petal every 10 days. Most recently, Classbooking.app was updated on October 9, 2026 and Petal on October 13, 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.*