# Calsay vs Sovon

The clearest difference is iOS requirement: Calsay at 15.1 against Sovon's 18.0. On price, update cadence, ads and in-app purchases there is nothing between them.

Both are free to download. Calsay sells 2 in-app purchases, starting at $0.99 per year and Sovon sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.

Calsay ships an update weekly, Sovon every 8 days. The most recent releases landed on October 9, 2026 and October 7, 2026 respectively.

## The numbers

| Metric | Calsay | Sovon |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (1 ratings)](https://appshunter.io/ios/app/sovon/id6763918863/reviews)** |
| Number of ratings | — | **1** |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | **Weekly** | Every 8 days |
| Monetization | — | Free with in-app purchases |
| Size | 46 MB | 16 MB |
| Requires iOS | **15.1** | 18.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, Apple Watch |
| Age rating | 4+ | 4+ |
| Developer | [Atlantico Intelligence Labs UAB](https://appshunter.io/developer/1792284984) | [Victor Boutte](https://appshunter.io/developer/1895556023) |

## What reviewers say

### Calsay

[App page](https://appshunter.io/ios/app/calsay/id6762194270)

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Lifetime Access | $0.99 | per year |
| Calsay Premium | $39.99 | per year |


### Sovon

[App page](https://appshunter.io/ios/app/sovon/id6763918863)

Quickly log your fitness activities with this iPhone-first tracker. It offers fast manual entry, Apple Health import, and Siri integration, even from a locked screen. View your progress with clear, local charts and export your data for further analysis.

**Highlights:** Quick Capture logging, Manual entry, Apple Health import, Siri integration, Local data storage, Activity history and personal records, Apple Watch companion app

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Extended History | $4.99 | one-time |


## Frequently asked questions

### Is Calsay free?

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

### Is Sovon free?

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

### Do Calsay or Sovon have ads?

Neither Calsay nor Sovon shows ads.

### Which is updated more often, Calsay or Sovon?

Calsay ships an update weekly, and Sovon every 8 days. Most recently, Calsay was updated on October 9, 2026 and Sovon on October 7, 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.*