# Slim Body Scale vs Quickfast

The clearest difference is in-app purchases: Slim Body Scale at none against Quickfast's 7. Slim Body Scale also leads on update cadence (weekly vs every 2 weeks). On price, ads, device support and iOS requirement there is nothing between them.

Both are free to download. Quickfast sells 7 in-app purchases, starting at $3.00 per 7 days. Slim Body Scale asks for nothing beyond the download.

Slim Body Scale ships an update weekly, Quickfast every 2 weeks. The most recent releases landed on October 12, 2026 and October 23, 2026 respectively.

## The numbers

| Metric | Slim Body Scale | Quickfast |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | — | 27.3% of reviews |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | **Weekly** | Every 2 weeks |
| Monetization | — | Freemium |
| Size | 20 MB | 73 MB |
| Requires iOS | **12.0** | 13.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 9+ |
| Developer | [ReFleX Wireless Inc.](https://appshunter.io/developer/666581212) | [AudioConversion](https://appshunter.io/developer/1896766795) |

## What reviewers say

### Slim Body Scale

[App page](https://appshunter.io/ios/app/slim-body-scale/id1577012241)

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

**In-app purchases:** none


### Quickfast

[App page](https://appshunter.io/ios/app/quickfastintermittent-fasting/id6745872305)

Easily track your food intake and manage your weight with this app. It offers photo-based calorie identification, personalized meal plans, and various fasting programs to support your health goals.

**Highlights:** Photo calorie identification, Personalized meal plans, Fasting programs, Exercise and diet logging, Nutritional breakdown

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

**In-app purchases (7)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Weekly Members | $3.00 | per 7 days |
| Special Offer Week Members | $3.00 | per 7 days |
| Weekly Members | $7.00 | per 7 days |
| Special monthly membership | $8.00 | per month |
| annual membership | $28.00 | per year |
| annual membership | $28.00 | one-time |
| permanent member | $58.00 | one-time |


## Frequently asked questions

### Is Slim Body Scale free?

Slim Body Scale is free to download, with no in-app purchases.

### Is Quickfast free?

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

### Do Slim Body Scale or Quickfast have ads?

Neither Slim Body Scale nor Quickfast shows ads.

### Which is updated more often, Slim Body Scale or Quickfast?

Slim Body Scale ships an update weekly, and Quickfast every 2 weeks. Most recently, Slim Body Scale was updated on October 12, 2026 and Quickfast on October 23, 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.*