# CalmFlow vs Ember

The clearest difference is update cadence: Ember at weekly against CalmFlow's every 3 months. CalmFlow's advantage is iOS requirement (15.1 vs 26.0). On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. CalmFlow sells 2 in-app purchases, starting at $4.99 per month and Ember sells 3 in-app purchases, starting at $1.99 per month. Whichever you choose, the download price is not the number that matters.

CalmFlow ships an update every 3 months, Ember weekly. The most recent releases landed on September 13, 2026 and September 2, 2026 respectively.

## The numbers

| Metric | CalmFlow | Ember |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Every 3 months | **Weekly** |
| Size | 52 MB | 4 MB |
| Requires iOS | **15.1** | 26.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, Apple Watch |
| Age rating | 4+ | 4+ |
| Developer | [Mark Mager](https://appshunter.io/developer/1874161456) | [AppConsult](https://appshunter.io/developer/1818576565) |

## What reviewers say

### CalmFlow

[App page](https://appshunter.io/ios/app/calmflow-menopause-tracker/id6759929944)

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| CalmFlow Pro Monthly | $4.99 | per month |
| CalmFlow Pro Yearly | $29.99 | per year |


### Ember

[App page](https://appshunter.io/ios/app/ember-menopause-tracker/id6760240954)

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Ember Premium Monthly | $1.99 | per month |
| Ember Premium Annual | $9.99 | per year |
| Ember Premium Lifetime | $29.99 | one-time |


## Frequently asked questions

### Is CalmFlow free?

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

### Is Ember free?

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

### Do CalmFlow or Ember have ads?

Neither CalmFlow nor Ember shows ads.

### Which is updated more often, CalmFlow or Ember?

CalmFlow ships an update every 3 months, and Ember weekly. Most recently, CalmFlow was updated on September 13, 2026 and Ember on September 2, 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.*