# LightFasting vs 神隊友

The clearest difference is price: 神隊友 at Free against LightFasting's $0.99. 神隊友 also leads on update cadence (every 2 days vs every 2 months). LightFasting's advantage is in-app purchases (none vs 5) and device support (4 vs 2). On ads and iOS requirement there is nothing between them.

神隊友 is free to download; LightFasting costs $0.99 up front. 神隊友 sells 5 in-app purchases, starting at $0.99 per month. LightFasting asks for nothing beyond the download.

LightFasting ships an update every 2 months, 神隊友 every 2 days. The most recent releases landed on October 27, 2026 and October 24, 2026 respectively.

## The numbers

| Metric | LightFasting | 神隊友 |
| --- | --- | --- |
| Price | $0.99 | **Free** |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/lightfasting/id1576166369/reviews)** | — |
| Number of ratings | **1** | — |
| Positive reviews | 83.3% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 2 months | **Every 2 days** |
| Monetization | Paid | — |
| Size | 44 MB | 32 MB |
| Requires iOS | **14.0** | 15.0 |
| Devices | **iPhone, iPad, iPod, Apple Watch** | iPhone, iPod |
| Age rating | 12+ | 4+ |
| Developer | [兴龙 张](https://appshunter.io/developer/1576162823) | [jia hong liu](https://appshunter.io/developer/6811376299) |

## What reviewers say

### LightFasting

[App page](https://appshunter.io/ios/app/lightfasting/id1576166369)

This app offers a scientific approach to weight loss by guiding users through a slightly high-intensity diet. It includes tools for calorie conversion, calculating ideal weight, basal metabolic rate, and BMI, along with tracking weight changes and energy intake.

**Highlights:** High-intensity diet guidance, Calorie and Joule conversion, Standard weight calculator, Basal metabolic rate calculator, Body mass index calculator, Energy intake tracking, Weight change tracking

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

**In-app purchases:** none


### 神隊友

[App page](https://appshunter.io/ios/app/id6811376297)

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

**In-app purchases (5)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 儲存空間 1000張 | $0.99 | per month |
| 儲存空間 3000張 | $1.99 | per month |
| 儲存空間 5000張 | $4.99 | per month |
| 儲存空間 10000張 | $9.99 | per month |
| VIP 買斷方案 | $7.99 | one-time |


## Frequently asked questions

### Is LightFasting free?

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

### Is 神隊友 free?

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

### Do LightFasting or 神隊友 have ads?

Neither LightFasting nor 神隊友 shows ads.

### Which is updated more often, LightFasting or 神隊友?

LightFasting ships an update every 2 months, and 神隊友 every 2 days. Most recently, LightFasting was updated on October 27, 2026 and 神隊友 on October 24, 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.*