# Simple Calisthenics vs Reflex

The clearest difference is update cadence: Reflex at every 2 days against Simple Calisthenics's every 5 days. Simple Calisthenics's advantage is device support (4 vs 1) and iOS requirement (15.6 vs 18.0). On price, ads and in-app purchases there is nothing between them.

Both are free to download. Simple Calisthenics sells 8 in-app purchases, starting at $9.99 per month and Reflex sells 2 in-app purchases, starting at $6.99 per year. Whichever you choose, the download price is not the number that matters.

Simple Calisthenics ships an update every 5 days, Reflex every 2 days. The most recent releases landed on October 27, 2026 and October 24, 2026 respectively.

## The numbers

| Metric | Simple Calisthenics | Reflex |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.8 (207 ratings)](https://appshunter.io/ios/app/simple-calisthenics/id1634986201/reviews)** | — |
| Number of ratings | **207** | — |
| Positive reviews | 94.7% of reviews | — |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Every 5 days | **Every 2 days** |
| Monetization | Free with in-app purchases | — |
| Size | 268 MB | 2 MB |
| Requires iOS | **15.6** | 18.0 |
| Devices | **iPhone, iPad, iPod, Apple Watch** | iPhone |
| Age rating | 12+ | 4+ |
| Developer | [Jonas Wallmann](https://appshunter.io/developer/1489145519) | [Carsten Schaal](https://appshunter.io/developer/6772482501) |

## What reviewers say

### Simple Calisthenics

[App page](https://appshunter.io/ios/app/simple-calisthenics/id1634986201)

This app provides personalized calisthenics workout programs tailored to your fitness level, goals, and schedule. It offers interactive workout guidance, a comprehensive exercise library, and detailed progress tracking to help you build muscle, gain strength, and master calisthenics skills.

**Highlights:** Personalized workout programs, Interactive workout player, Audio and video instructions, Extensive exercise library, Detailed exercise guides, Workout builder, Training statistics

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

**In-app purchases (8)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Monthly Premium Membership | $9.99 | per month |
| Premium Membership | $9.99 | per month |
| Monthly Premium Membership | $11.99 | per month |
| 3 Month Premium Membership | $24.99 | per 3 months |
| 6 Month Premium Membership | $49.99 | per 6 months |
| Annual Premium Membership | $69.99 | per year |
| Premium Membership | $89.99 | per year |
| Simple Calisthenics Lifetime | $109.99 | one-time |

**What reviewers like**

- 💪 Comprehensive exercise library
- ✨ Highly customizable programs
- 📈 Effective progression system
- 👍 User-friendly interface
- 📱 Clear exercise instructions (videos/text)

**What reviewers complain about**

- 🐛 Occasional bugs and glitches
- ❓ Interface can be complex initially
- 🔄 Progressions sometimes reset
- ⚠️ Some exercises lack easier starting points
- 🎵 No music playback during workouts

**Reported bugs**

- Fails to move from one workout to the next
- Progression resets frequently
- Preview videos are faulty and incomplete
- Exercise doesn't always switch to the next one
- Cannot save workouts or update plan

**Requested features**

- Add more preview images for next exercise
- Apple Watch app integration
- Easier starting points/progressions for some moves
- Ability to go back within an exercise
- Automate weight increases weekly


### Reflex

[App page](https://appshunter.io/ios/app/reflex-reaction-test/id6814605779)

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Reflex Pro – Yearly | $6.99 | per year |
| Reflex Pro – Lifetime | $17.99 | one-time |


## Frequently asked questions

### Is Simple Calisthenics free?

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

### Is Reflex free?

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

### Do Simple Calisthenics or Reflex have ads?

Neither Simple Calisthenics nor Reflex shows ads.

### Which is updated more often, Simple Calisthenics or Reflex?

Simple Calisthenics ships an update every 5 days, and Reflex every 2 days. Most recently, Simple Calisthenics was updated on October 27, 2026 and Reflex 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.*