# Calories vs Strong&Flex

The clearest difference is price: Strong&Flex at Free against Calories's $0.99. Strong&Flex also leads on rating (5.0 vs 1.7). Calories's advantage is in-app purchases (none vs 9) and ratings volume (3 vs 1). On update cadence, ads, device support and iOS requirement there is nothing between them.

Strong&Flex is free to download; Calories costs $0.99 up front. Strong&Flex sells 9 one-off in-app purchases. Calories asks for nothing beyond the download.

Strong&Flex holds the better App Store score, 5.0 against 1.7. Both are backed by a comparable volume of ratings — 3 and 1 respectively.

Calories ships an update every 8 months, Strong&Flex every 12 months. The most recent releases landed on October 31, 2026 and October 30, 2026 respectively.

## The numbers

| Metric | Calories | Strong&Flex |
| --- | --- | --- |
| Price | $0.99 | **Free** |
| Rating | [1.7 (3 ratings)](https://appshunter.io/ios/app/calories/id313639973/reviews) | **[5.0 (1 ratings)](https://appshunter.io/ios/app/strong-and-flex/id6448059891/reviews)** |
| Number of ratings | **3** | 1 |
| Positive reviews | 16.7% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | **Every 8 months** | Every 12 months |
| Monetization | Paid | **Freemium** |
| Size | 2 MB | 50 MB |
| Requires iOS | 15.6 | 15.6 |
| Devices | **iPhone, iPad, iPod, Apple Watch** | iPhone, iPad, iPod |
| Age rating | 4+ | 17+ |
| Developer | [Piet Jonas](https://appshunter.io/developer/288060167) | [Raphael Schneider](https://appshunter.io/developer/1683367942) |

## What reviewers say

### Calories

[App page](https://appshunter.io/ios/app/calories/id313639973)

Track your daily calorie intake to manage your weight or stay in shape. Calculate your daily limit using BMR and monitor your BMI to determine if a diet is needed. The app supports metric and imperial units and allows data export via email.

**Highlights:** Daily calorie tracking, BMR calculation for daily limit, BMI calculation, Email data backup, Metric/Imperial unit switching, iPad multitasking support, Apple Watch app

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

**In-app purchases:** none


### Strong&Flex

[App page](https://appshunter.io/ios/app/strong-and-flex/id6448059891)

Access expertly curated free video content for a pain-free, mobile, and strong body. Benefit from years of personal training expertise to improve flexibility, reduce pain, and build strength efficiently and safely. Stay updated with news and motivational quotes.

**Highlights:** Curated free video content, Expert personal trainer guidance, Pain relief and mobility improvement, Efficient strength building, News and motivational content, Offline access for premium members

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

**In-app purchases (9)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Einfach Beweglich - Mobility | $129.00 | one-time |
| Einfach Stark - Krafttraining | $129.00 | one-time |
| Einfach Beweglich - Hüfte | $129.00 | one-time |
| Einfach Beweglich - Schulter | $129.00 | one-time |
| Einfach Beweglich - Rücken | $129.00 | one-time |
| Einfach Stark - Modul Push | $149.00 | one-time |
| Einfach Stark - Bein-Training | $149.00 | one-time |
| Einfach Stark - Modul Pull | $149.00 | one-time |
| Schmerzfrei in 6 Wochen | $199.00 | one-time |


## Frequently asked questions

### Is Calories free?

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

### Is Strong&Flex free?

Strong&Flex is free to download, with in-app purchases available.

### Which has better reviews, Calories or Strong&Flex?

Strong&Flex is rated higher. Calories averages 1.7 out of 5 from 3 ratings, while Strong&Flex averages 5.0 from 1 ratings.

### Do Calories or Strong&Flex have ads?

Neither Calories nor Strong&Flex shows ads.

### Which is updated more often, Calories or Strong&Flex?

Calories ships an update every 8 months, and Strong&Flex every 12 months. Most recently, Calories was updated on October 31, 2026 and Strong&Flex on October 30, 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.*