# Kalisten vs Gravity Laboratory

The clearest difference is update cadence: Kalisten at every 2 weeks against Gravity Laboratory's every 6 months. Gravity Laboratory's advantage is review sentiment (100% vs 80%) and iOS requirement (13.0 vs 26.0). On price, ads, in-app purchases and monetization model there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

Kalisten ships an update every 2 weeks, Gravity Laboratory every 6 months. The most recent releases landed on September 22, 2026 and September 10, 2026 respectively.

## The numbers

| Metric | Kalisten | Gravity Laboratory |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (1 ratings)](https://appshunter.io/ios/app/gravity-laboratory/id1457846980/reviews)** |
| Number of ratings | — | **1** |
| Positive reviews | 80.0% of reviews | **100.0% of reviews** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 2 weeks** | Every 6 months |
| Monetization | Free | Free |
| Size | 39 MB | 176 MB |
| Requires iOS | 26.0 | **13.0** |
| Devices | iPhone | **iPhone, iPod** |
| Age rating | 4+ | 12+ |
| Developer | [Pedro Solis Garcia](https://appshunter.io/developer/1301507735) | [Gravity Laboratory Calisthenics Ltd](https://appshunter.io/developer/1457846979) |

## What reviewers say

### Kalisten

[App page](https://appshunter.io/ios/app/kalisten/id1302447239)

This app specializes in bodyweight training, including calisthenics and gymnastics, and integrates free weight exercises. It offers ready-made and customizable workouts, progress tracking, and motivational animations to help users achieve their fitness goals.

**Highlights:** Bodyweight training (calisthenics, gymnastics), Free weight exercise integration, Customizable workout creation, Progress tracking and statistics, Motivational animations, User-friendly interface

**Features:** macOS Compatibility

**In-app purchases:** none


### Gravity Laboratory

[App page](https://appshunter.io/ios/app/gravity-laboratory/id1457846980)

This comprehensive fitness platform offers evidence-based exercise programs and classes. Track your daily activities, body metrics, and access over 2000 exercises with 3D demonstrations. It caters to both lifestyle and performance athletes.

**Highlights:** Class schedules and opening hours, Daily fitness activity tracking, Body metrics tracking, 2000+ exercises with 3D demos, Preset and custom workouts, Badge earning system, Apple Health sync

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Kalisten free?

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

### Is Gravity Laboratory free?

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

### Do Kalisten or Gravity Laboratory have ads?

Neither Kalisten nor Gravity Laboratory shows ads.

### Which is updated more often, Kalisten or Gravity Laboratory?

Kalisten ships an update every 2 weeks, and Gravity Laboratory every 6 months. Most recently, Kalisten was updated on September 22, 2026 and Gravity Laboratory on September 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.*