# Diet Challenge vs Just Weight

The clearest difference is in-app purchases: Just Weight at none against Diet Challenge's 2. Just Weight also leads on update cadence (daily vs every 4 days). Diet Challenge's advantage is iOS requirement (15.0 vs 17.0). On price, ads and device support there is nothing between them.

Both are free to download. Diet Challenge sells 2 in-app purchases, starting at $6.99 per month. Just Weight asks for nothing beyond the download.

Diet Challenge ships an update every 4 days, Just Weight daily. The most recent releases landed on October 26, 2026 and October 24, 2026 respectively.

## The numbers

| Metric | Diet Challenge | Just Weight |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (3 ratings)](https://appshunter.io/ios/app/just-weight-weight-tracker/id6762086945/reviews)** |
| Number of ratings | — | **3** |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 4 days | **Daily** |
| Monetization | — | Free |
| Size | 23 MB | 3 MB |
| Requires iOS | **15.0** | 17.0 |
| Devices | iPhone, iPod | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Ahmet Muhammet Vural (AN)](https://appshunter.io/developer/1571264727) | [Desoto Labs LLC](https://appshunter.io/developer/1867066342) |

## What reviewers say

### Diet Challenge

[App page](https://appshunter.io/ios/app/diet-challenge/id6761604499)

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Monthly Premium | $6.99 | per month |
| Annual Premium | $39.99 | per year |


### Just Weight

[App page](https://appshunter.io/ios/app/just-weight-weight-tracker/id6762086945)

Easily log your weight with a simple interface and fun wheel picker. Visualize your progress with clear charts and set personalized weight goals with target dates. Securely sync your data to the cloud and switch between units as needed.

**Highlights:** Quick weight logging, Weight history chart, Goal plans with progress tracking, Weekly weigh-in tracking, lbs and kg support, Cloud data sync, Dark mode support

**In-app purchases:** none


## Frequently asked questions

### Is Diet Challenge free?

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

### Is Just Weight free?

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

### Do Diet Challenge or Just Weight have ads?

Neither Diet Challenge nor Just Weight shows ads.

### Which is updated more often, Diet Challenge or Just Weight?

Diet Challenge ships an update every 4 days, and Just Weight daily. Most recently, Diet Challenge was updated on October 26, 2026 and Just Weight 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.*