# Soma Collection vs Scalin

The clearest difference is review sentiment: Scalin at 100% against Soma Collection's 33%. Scalin also leads on ads (none vs shown) and update cadence (every 10 days vs monthly). Soma Collection's advantage is in-app purchases (none vs 2) and iOS requirement (14.0 vs 17.0). On price and device support there is nothing between them.

Both are free to download. Scalin sells 2 in-app purchases, starting at $4.99 per 7 days. Soma Collection asks for nothing beyond the download.

Soma Collection ships an update monthly, Scalin every 10 days. The most recent releases landed on October 15, 2026 and October 31, 2026 respectively.

## The numbers

| Metric | Soma Collection | Scalin |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 33.3% of reviews | **100.0% of reviews** |
| In-app purchases | **No** | Yes |
| Ads | Yes | **No** |
| Update frequency | Monthly | **Every 10 days** |
| Monetization | Ad-supported | — |
| Size | 120 MB | 29 MB |
| Requires iOS | **14.0** | 17.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, Apple Watch |
| Age rating | 4+ | 4+ |
| Developer | [Soma Collection Australia Pty Ltd](https://appshunter.io/developer/1472272362) | [Gleb Matsko](https://appshunter.io/developer/6772153044) |

## What reviewers say

### Soma Collection

[App page](https://appshunter.io/ios/app/soma-collection/id1493818856)

Manage your health and wellbeing efficiently by planning and scheduling classes. View class schedules, sign up, and access location information directly from your device.

**Highlights:** Class scheduling, View class schedules, Sign up for classes, Location information, Health and wellbeing management

**Features:** macOS Compatibility, Apple Wallet

**In-app purchases:** none


### Scalin

[App page](https://appshunter.io/ios/app/scalin-weight-tracker/id6806648715)

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Scalin Membership: Weekly | $4.99 | per 7 days |
| Scalin Membership: Yearly | $44.99 | per year |


## Frequently asked questions

### Is Soma Collection free?

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

### Is Scalin free?

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

### Do Soma Collection or Scalin have ads?

Soma Collection shows ads; Scalin does not.

### Which is updated more often, Soma Collection or Scalin?

Soma Collection ships an update monthly, and Scalin every 10 days. Most recently, Soma Collection was updated on October 15, 2026 and Scalin on October 31, 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.*