# Splendid Insight vs Aster

The clearest difference is in-app purchases: Splendid Insight at none against Aster's 2. Splendid Insight also leads on update cadence (every 3 days vs every 3 weeks) and device support (3 vs 1). On price and ads there is nothing between them.

Both are free to download. Aster sells 2 in-app purchases, starting at $3.99 per month. Splendid Insight asks for nothing beyond the download.

Splendid Insight ships an update every 3 days, Aster every 3 weeks. Both last shipped on October 24, 2026.

## The numbers

| Metric | Splendid Insight | Aster |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/splendid-insight/id6755450194/reviews)** | — |
| Number of ratings | **1** | — |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | **Every 3 days** | Every 3 weeks |
| Monetization | Free | — |
| Size | 38 MB | 2 MB |
| Requires iOS | **15.1** | 17.0 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 4+ | 12+ |
| Developer | [Brendan Quinn](https://appshunter.io/developer/1853995794) | [Gradatim Pty Ltd](https://appshunter.io/developer/6792458445) |

## What reviewers say

### Splendid Insight

[App page](https://appshunter.io/ios/app/splendid-insight/id6755450194)

This app offers a straightforward and private way to monitor your menstrual cycle. It stores all your data locally on your device, ensuring your information remains secure and is never shared. Enjoy automatic cycle predictions and a clean interface without any ads or accounts.

**Highlights:** Local data storage for privacy, Biometric protection, Automatic cycle predictions, One-tap period logging, Personal notes for symptoms, Clean, distraction-free interface

**Features:** macOS Compatibility

**In-app purchases:** none


### Aster

[App page](https://appshunter.io/ios/app/aster-endometriosis-tracker/id6792458443)

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Aster Premium Monthly | $3.99 | per month |
| Aster Premium Yearly | $29.99 | per year |


## Frequently asked questions

### Is Splendid Insight free?

Splendid Insight is free to download, with no in-app purchases.

### Is Aster free?

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

### Do Splendid Insight or Aster have ads?

Neither Splendid Insight nor Aster shows ads.

### Which is updated more often, Splendid Insight or Aster?

Splendid Insight ships an update every 3 days, and Aster every 3 weeks. Most recently, Splendid Insight was updated on October 24, 2026 and Aster on October 24, 2026.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*