# Ebbinghaus vs Astrohora

The clearest difference is in-app purchases: Ebbinghaus at none against Astrohora's 1. Astrohora's advantage is update cadence (every 4 months vs every 15 months). On price, ads, device support and iOS requirement there is nothing between them.

Both are free to download. Astrohora sells 1 one-off in-app purchase. Ebbinghaus asks for nothing beyond the download.

Ebbinghaus ships an update every 15 months, Astrohora every 4 months. The most recent releases landed on October 24, 2026 and October 13, 2026 respectively.

## The numbers

| Metric | Ebbinghaus | Astrohora |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.8 (13 ratings)](https://appshunter.io/ios/app/ebbinghaus/id6450792114/reviews)** | — |
| Number of ratings | **13** | — |
| Positive reviews | 75.0% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 15 months | **Every 4 months** |
| Monetization | Free | — |
| Size | 16 MB | 322 MB |
| Requires iOS | **16.0** | 16.6 |
| Devices | iPhone | **iPhone, iPad** |
| Age rating | 4+ | 4+ |
| Developer | [Joseph Malam](https://appshunter.io/developer/628233851) | [Spayee Labs](https://appshunter.io/developer/1219640854) |

## What reviewers say

### Ebbinghaus

[App page](https://appshunter.io/ios/app/ebbinghaus/id6450792114)

This app uses spaced repetition to help you remember information more effectively. Create custom flashcard decks for any subject and let the app intelligently schedule your review sessions based on scientific principles. It offers a distraction-free interface, progress tracking, and optional reminders.

**Highlights:** Spaced repetition scheduling, Customizable flashcard decks, Distraction-free design, Progress tracking chart, Smart review reminders, Dark mode support

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

**In-app purchases:** none


### Astrohora

[App page](https://appshunter.io/ios/app/astrohora/id6753975211)

**Features:** Vision Pro support

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Training Course | $9.99 | one-time |


## Frequently asked questions

### Is Ebbinghaus free?

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

### Is Astrohora free?

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

### Do Ebbinghaus or Astrohora have ads?

Neither Ebbinghaus nor Astrohora shows ads.

### Which is updated more often, Ebbinghaus or Astrohora?

Ebbinghaus ships an update every 15 months, and Astrohora every 4 months. Most recently, Ebbinghaus was updated on October 24, 2026 and Astrohora on October 13, 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.*