# Keto Diet App vs Castors

The clearest difference is in-app purchases: Castors at none against Keto Diet App's 7. Castors also leads on rating (5.0 vs 4.6) and update cadence (fortnightly vs every 2 months). Keto Diet App's advantage is ratings volume (452 vs 3) and iOS requirement (11.0 vs 13.0). On price, ads and device support there is nothing between them.

Both are free to download. Keto Diet App sells 7 in-app purchases, starting at $4.99 per 7 days. Castors asks for nothing beyond the download.

Castors holds the better App Store score, 5.0 against 4.6. That said, the two scores are not equally well evidenced: Keto Diet App has 452 ratings behind it against 3, so its average is the more settled of the two.

Keto Diet App ships an update every 2 months, Castors fortnightly. The most recent releases landed on October 29, 2026 and October 10, 2026 respectively.

## The numbers

| Metric | Keto Diet App | Castors |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.6 (452 ratings)](https://appshunter.io/ios/app/keto-diet-app-macro-tracker/id1241057014/reviews) | **[5.0 (3 ratings)](https://appshunter.io/ios/app/castors/id6760685124/reviews)** |
| Number of ratings | **452** | 3 |
| Positive reviews | 25.0% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 2 months | **Fortnightly** |
| Monetization | Free with in-app purchases | **Free** |
| Size | 35 MB | 49 MB |
| Requires iOS | **11.0** | 13.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Realized](https://appshunter.io/developer/1434915164) | [Castors LLc](https://appshunter.io/developer/1885727979) |

## What reviewers say

### Keto Diet App

[App page](https://appshunter.io/ios/app/keto-diet-app-macro-tracker/id1241057014)

This app helps you adopt a low-carb, ketogenic diet for weight loss and improved health. It offers customizable meal plans, hundreds of recipes, and personalized guidance from a diet counselor to make healthy eating and grocery shopping effortless.

**Highlights:** Customizable Ketogenic Diet Plans, Recipe Flexibility and Swapping, Hundreds of Healthy Recipes, Personalized Diet Counseling, Automated Grocery Lists, Flexible Serving Sizes

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

**In-app purchases (7)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Keto Weekly Meal Plan | $4.99 | per 7 days |
| Lose Weight with the Keto Diet | $9.99 | per month |
| Keto Diet Monthly Plan | $11.99 | per month |
| Keto 12 Week Plan | $29.99 | per 3 months |
| Keto Diet Yearly Plan | $29.99 | per year |
| Keto Annual Plan | $39.99 | per year |
| Keto Lifetime Plan | $39.99 | one-time |

**What reviewers like**

- ⭐ Easy to use
- ⭐ Delicious recipes
- ⭐ Helpful meal planning
- ⭐ Great for keto diet

**What reviewers complain about**

- ❌ Hidden subscription fees
- ❌ Difficult to cancel subscription
- ❌ Misleading free trial
- ❌ Limited access without subscription
- ❌ Buggy app experience

**Reported bugs**

- App crashes on launch
- Unable to access content without subscription
- Subscription charges even after cancellation

**Requested features**

- Vegetarian/vegan meal options
- Easier subscription management
- More free content and recipes


### Castors

[App page](https://appshunter.io/ios/app/castors/id6760685124)

This AI-powered app helps you discover and plan meals effortlessly. Get personalized recipe suggestions based on your tastes and lifestyle, and organize your favorite recipes in a digital cookbook.

**Highlights:** AI-powered recipe curation, Smart meal planning, Personalized daily recommendations, Recipe library, Easy-to-use interface

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

**In-app purchases:** none


## Frequently asked questions

### Is Keto Diet App free?

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

### Is Castors free?

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

### Which has better reviews, Keto Diet App or Castors?

Castors is rated higher. Keto Diet App averages 4.6 out of 5 from 452 ratings, while Castors averages 5.0 from 3 ratings.

### Do Keto Diet App or Castors have ads?

Neither Keto Diet App nor Castors shows ads.

### Which is updated more often, Keto Diet App or Castors?

Keto Diet App ships an update every 2 months, and Castors fortnightly. Most recently, Keto Diet App was updated on October 29, 2026 and Castors on October 10, 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.*