# Ember vs AsterKit

The clearest difference is update cadence: Ember at every 5 days against AsterKit's every 2 weeks. On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. Ember sells 2 in-app purchases, starting at $2.99 per month and AsterKit sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.

Ember ships an update every 5 days, AsterKit every 2 weeks. The most recent releases landed on September 30, 2026 and October 8, 2026 respectively.

## The numbers

| Metric | Ember | AsterKit |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (12 ratings)](https://appshunter.io/ios/app/ember-cycle-sync-workouts/id6746421701/reviews)** | — |
| Number of ratings | **12** | — |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | **Every 5 days** | Every 2 weeks |
| Monetization | Freemium | — |
| Size | 52 MB | 43 MB |
| Requires iOS | 15.1 | 15.1 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 12+ | 12+ |
| Developer | [Nyah Digital LLC](https://appshunter.io/developer/1703398888) | [Ryan Gonzalez](https://appshunter.io/developer/6772702194) |

## What reviewers say

### Ember

[App page](https://appshunter.io/ios/app/ember-cycle-sync-workouts/id6746421701)

This app helps you understand and work with your body's natural hormonal cycles. It offers personalized insights, daily energy tracking, and over 120 workout routines tailored to your cycle phase. It also provides support for pregnancy, postpartum, and perimenopause/menopause.

**Highlights:** Cycle calendar with phase tracking, Period and fertility predictions, Daily energy and insight tracking, Cycle-synced workout routines, Pregnancy and postpartum support, Perimenopause and menopause mode

**Features:** macOS Compatibility, Family Sharing

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Premium Monthly | $2.99 | per month |
| Premium Monthly | $4.99 | per month |


### AsterKit

[App page](https://appshunter.io/ios/app/asterkit/id6772702192)

**Features:** Family Sharing

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| AsterKit Premium | $4.99 | one-time |


## Frequently asked questions

### Is Ember free?

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

### Is AsterKit free?

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

### Do Ember or AsterKit have ads?

Neither Ember nor AsterKit shows ads.

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

Ember ships an update every 5 days, and AsterKit every 2 weeks. Most recently, Ember was updated on September 30, 2026 and AsterKit on October 8, 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.*