# FITLAB Strong vs Moss

The clearest difference is update cadence: Moss at monthly against FITLAB Strong's every 4 months. FITLAB Strong's advantage is iOS requirement (15.0 vs 17.0). On price, ads, in-app purchases and device support there is nothing between them.

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

FITLAB Strong ships an update every 4 months, Moss monthly. The most recent releases landed on October 24, 2026 and October 25, 2026 respectively.

## The numbers

| Metric | FITLAB Strong | Moss |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.7 (89 ratings)](https://appshunter.io/ios/app/fitlab-strong/id1637904762/reviews)** | — |
| Number of ratings | **89** | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 4 months | **Monthly** |
| Monetization | Free | — |
| Size | 94 MB | 18 MB |
| Requires iOS | **15.0** | 17.0 |
| Devices | iPhone, iPod | **iPhone, iPad, Apple Watch** |
| Age rating | 17+ | 4+ |
| Developer | [FITLAB Strong LLC](https://appshunter.io/developer/1607866862) | [Quiet Leaf LLC](https://appshunter.io/developer/6777428492) |

## What reviewers say

### FITLAB Strong

[App page](https://appshunter.io/ios/app/fitlab-strong/id1637904762)

Manage your fitness journey by signing up for memberships, booking personal training sessions, and scheduling classes. Track your progress and sync activity data with Apple HealthKit to stay motivated.

**Highlights:** Membership sign-up, Personal training registration, Class schedule management, Progress tracking, Apple HealthKit integration

**In-app purchases:** none


### Moss

[App page](https://appshunter.io/ios/app/moss-meditation-timer/id6777428490)

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

**In-app purchases:** none


## Frequently asked questions

### Is FITLAB Strong free?

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

### Is Moss free?

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

### Do FITLAB Strong or Moss have ads?

Neither FITLAB Strong nor Moss shows ads.

### Which is updated more often, FITLAB Strong or Moss?

FITLAB Strong ships an update every 4 months, and Moss monthly. Most recently, FITLAB Strong was updated on October 24, 2026 and Moss on October 25, 2026.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*