# Memorizer vs Caffeinated Calendar

The clearest difference is rating: Caffeinated Calendar at 4.0 against Memorizer's 3.0. Caffeinated Calendar also leads on update cadence (every 5 days vs every 3 months) and iOS requirement (13.0 vs 17.0). On price, ratings volume, ads and in-app purchases there is nothing between them.

Both are free to download. Memorizer sells 3 in-app purchases, starting at $2.99 per month and Caffeinated Calendar sells 8 in-app purchases, starting at $4.99 per month. Whichever you choose, the download price is not the number that matters.

Caffeinated Calendar holds the better App Store score, 4.0 against 3.0. Both are backed by a comparable volume of ratings — 2 and 2 respectively.

Memorizer ships an update every 3 months, Caffeinated Calendar every 5 days. The most recent releases landed on November 2, 2026 and October 31, 2026 respectively.

## The numbers

| Metric | Memorizer | Caffeinated Calendar |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [3.0 (2 ratings)](https://appshunter.io/ios/app/memorizer-learning-assistant/id1378565265/reviews) | **[4.0 (2 ratings)](https://appshunter.io/ios/app/caffeinated-calendar/id6759939966/reviews)** |
| Number of ratings | 2 | 2 |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Every 3 months | **Every 5 days** |
| Monetization | Freemium | Free with in-app purchases |
| Size | 17 MB | 37 MB |
| Requires iOS | 17.0 | **13.0** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Azamat Valitov](https://appshunter.io/developer/805926721) | [Caffeinated Softworks LLC](https://appshunter.io/developer/1879624762) |

## What reviewers say

### Memorizer

[App page](https://appshunter.io/ios/app/memorizer-learning-assistant/id1378565265)

This app helps you learn faster by creating flashcards and reviewing them at optimal times. It uses memory science to build long-lasting knowledge with less effort, organizing study material into groups and offering import/export options.

**Highlights:** Spaced repetition review scheduling, Organize decks with groups, Import and export flashcard decks, Distraction-free study interface, Reliable daily study notifications, Learn on the go

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Memorizer 1 Month Pro | $2.99 | per month |
| Memorizer 3 Months Pro | $6.99 | per 3 months |
| Memorizer 1 Year Pro | $24.99 | per year |


### Caffeinated Calendar

[App page](https://appshunter.io/ios/app/caffeinated-calendar/id6759939966)

Aggregate and manage all your calendars in one place with powerful filtering and task management. Customize your view to hide or dim events, connect multiple account types, and utilize quick add features. Includes widgets, recurrence options, and offline access.

**Highlights:** Aggregate multiple calendar accounts, Customizable event filtering, Integrated task management, Natural language quick add, Multiple calendar view options, Home screen widgets, Offline access

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

**In-app purchases (8)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Individual Account (Monthly) | $4.99 | per month |
| Duo Account (Monthly) | $7.99 | per month |
| Family Account (Monthly) | $14.99 | per month |
| Friends & Family Account (Monthly) | $19.99 | per month |
| Individual Account (Annual) | $49.99 | per year |
| Duo Account (Annual) | $79.99 | per year |
| Family Account (Annual) | $149.99 | per year |
| Friends & Family (Annual) | $199.99 | per year |


## Frequently asked questions

### Is Memorizer free?

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

### Is Caffeinated Calendar free?

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

### Which has better reviews, Memorizer or Caffeinated Calendar?

Caffeinated Calendar is rated higher. Memorizer averages 3.0 out of 5 from 2 ratings, while Caffeinated Calendar averages 4.0 from 2 ratings.

### Do Memorizer or Caffeinated Calendar have ads?

Neither Memorizer nor Caffeinated Calendar shows ads.

### Which is updated more often, Memorizer or Caffeinated Calendar?

Memorizer ships an update every 3 months, and Caffeinated Calendar every 5 days. Most recently, Memorizer was updated on November 2, 2026 and Caffeinated Calendar on October 31, 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.*