# Comma vs Celsia

The clearest difference is iOS requirement: Comma at 18.2 against Celsia's 26.0. On price, update cadence, ads and in-app purchases there is nothing between them.

Both are free to download. Comma sells 3 in-app purchases, starting at $1.99 per month and Celsia sells 2 in-app purchases, starting at $6.99 per month. Whichever you choose, the download price is not the number that matters.

Comma ships an update fortnightly, Celsia every 3 weeks. The most recent releases landed on October 16, 2026 and October 29, 2026 respectively.

## The numbers

| Metric | Comma | Celsia |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (1 ratings)](https://appshunter.io/ios/app/celsia-perimenopause-tracker/id6816548220/reviews)** |
| Number of ratings | — | **1** |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | **Fortnightly** | Every 3 weeks |
| Monetization | — | Free with in-app purchases |
| Size | 53 MB | 31 MB |
| Requires iOS | **18.2** | 26.0 |
| Devices | iPhone, iPad | iPhone, Apple Watch |
| Age rating | 12+ | 17+ |
| Developer | [Whio Studios Pty Ltd](https://appshunter.io/developer/1814283803) | [Apex Made, LLC](https://appshunter.io/developer/6806446820) |

## What reviewers say

### Comma

[App page](https://appshunter.io/ios/app/comma-private-period-tracker/id6745863946)

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Plus Monthly | $1.99 | per month |
| Plus Annual | $12.99 | per year |
| Plus Lifetime | $19.99 | one-time |


### Celsia

[App page](https://appshunter.io/ios/app/celsia-perimenopause-tracker/id6816548220)

Track perimenopause symptoms and hormone replacement therapy with this app. It syncs with Apple Health to log sleep and heart rate data, and generates a concise report for your doctor. Log symptoms and treatments easily from your iPhone or Apple Watch.

**Highlights:** Syncs with Apple Health for sleep and heart rate data, Log over 20 symptoms with one tap, Generate one-page provider reports, Track hormone replacement therapy doses and changes, View trends and patterns over time, Log from Lock Screen, Control Center, Siri, and Apple Watch

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Celsia Pro, monthly | $6.99 | per month |
| Celsia Pro, annual | $39.99 | per year |


## Frequently asked questions

### Is Comma free?

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

### Is Celsia free?

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

### Do Comma or Celsia have ads?

Neither Comma nor Celsia shows ads.

### Which is updated more often, Comma or Celsia?

Comma ships an update fortnightly, and Celsia every 3 weeks. Most recently, Comma was updated on October 16, 2026 and Celsia on October 29, 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.*