# 树懒轻断食 vs ZenithFast

The clearest difference is in-app purchases: 树懒轻断食 at none against ZenithFast's 2. 树懒轻断食 also leads on ads (none vs shown). ZenithFast's advantage is device support (3 vs 1) and iOS requirement (15.1 vs 18.0). On price there is nothing between them.

Both are free to download. ZenithFast sells 2 in-app purchases, starting at $4.99 per month. 树懒轻断食 asks for nothing beyond the download.

## The numbers

| Metric | 树懒轻断食 | ZenithFast |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | **No** | Yes |
| Update frequency | Every 3 weeks | — |
| Size | 3 MB | 56 MB |
| Requires iOS | 18.0 | **15.1** |
| Devices | iPhone | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [立华 陈](https://appshunter.io/developer/1886656849) | [Lunar Pixel](https://appshunter.io/developer/1894289905) |

## What reviewers say

### 树懒轻断食

[App page](https://appshunter.io/ios/app/and/id6762049386)

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

**In-app purchases:** none


### ZenithFast

[App page](https://appshunter.io/ios/app/zenithfast-fasting-tracker/id6762472390)

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Premium Monthly | $4.99 | per month |
| Premium Annual | $39.99 | per year |


## Frequently asked questions

### Is 树懒轻断食 free?

树懒轻断食 is free to download, with no in-app purchases.

### Is ZenithFast free?

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

### Do 树懒轻断食 or ZenithFast have ads?

ZenithFast shows ads; 树懒轻断食 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.*