# Weight Diary vs DietYap

The clearest difference is price: DietYap at Free against Weight Diary's $7.99. DietYap also leads on update cadence (every 2 days vs every 6 months) and iOS requirement (13.0 vs 26.0). Weight Diary's advantage is in-app purchases (none vs 2) and chart position (#48 vs unranked). On ads and device support there is nothing between them.

DietYap is free to download; Weight Diary costs $7.99 up front. DietYap sells 2 in-app purchases, starting at $1.99 per month. Weight Diary asks for nothing beyond the download.

Weight Diary ships an update every 6 months, DietYap every 2 days. The most recent releases landed on November 8, 2026 and October 25, 2026 respectively.

## The numbers

| Metric | Weight Diary | DietYap |
| --- | --- | --- |
| Price | $7.99 | **Free** |
| Rating | **[4.9 (2.6K ratings)](https://appshunter.io/ios/app/weight-diary/id410413185/reviews)** | — |
| Number of ratings | **2.6K** | — |
| Positive reviews | 96.8% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 6 months | **Every 2 days** |
| Monetization | Paid | — |
| Best chart rank | **#48** | — |
| Size | 11 MB | 174 MB |
| Requires iOS | 26.0 | **13.0** |
| Devices | iPhone, iPad | iPhone, iPod |
| Age rating | 4+ | 12+ |
| Developer | [CURLYBRACE APPS LTD](https://appshunter.io/developer/410413205) | [Murat GUNGOR](https://appshunter.io/developer/1888999004) |

## What reviewers say

### Weight Diary

[App page](https://appshunter.io/ios/app/weight-diary/id410413185)

**Currently charting:** #48 Top Paid · Health & Fitness (US App Store)

Track your weight loss progress with daily logs and clear trend lines. Visualize your journey with powerful graphs, set custom goals, and estimate your time to reach them. Integrates with Apple Health and Withings scales for comprehensive tracking.

**Highlights:** Daily weight logging, Clear trend line visualization, Custom start dates for goals, Goal and calorie calculators, Apple Health & Withings sync, Body fat % and notes, BMI display

**In-app purchases:** none


### DietYap

[App page](https://appshunter.io/ios/app/dietyap/id6761343323)

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| DietYap Monthly Premium | $1.99 | per month |
| DietYap Yearly Premium | $19.99 | per year |


## Frequently asked questions

### Is Weight Diary free?

Weight Diary costs $7.99, with no in-app purchases.

### Is DietYap free?

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

### Do Weight Diary or DietYap have ads?

Neither Weight Diary nor DietYap shows ads.

### Which is updated more often, Weight Diary or DietYap?

Weight Diary ships an update every 6 months, and DietYap every 2 days. Most recently, Weight Diary was updated on November 8, 2026 and DietYap on October 25, 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.*