# おまかせエビングハウスくん vs Flips

The clearest difference is in-app purchases: おまかせエビングハウスくん at none against Flips's 2. おまかせエビングハウスくん also leads on ads (none vs shown). Flips's advantage is update cadence (every 3 weeks vs every 2 months). On price, device support and iOS requirement there is nothing between them.

Both are free to download. Flips sells 2 in-app purchases, starting at $5.99 per month. おまかせエビングハウスくん asks for nothing beyond the download.

おまかせエビングハウスくん ships an update every 2 months, Flips every 3 weeks. The most recent releases landed on October 25, 2026 and October 28, 2026 respectively.

## The numbers

| Metric | おまかせエビングハウスくん | Flips |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[4.8 (18 ratings)](https://appshunter.io/ios/app/flips-smart-flashcards/id6752226363/reviews)** |
| Number of ratings | — | **18** |
| Positive reviews | — | 62.5% of reviews |
| In-app purchases | **No** | Yes |
| Ads | **No** | Yes |
| Update frequency | Every 2 months | **Every 3 weeks** |
| Monetization | — | Ad-supported |
| Size | 3 MB | 123 MB |
| Requires iOS | 16.0 | **15.0** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [nanami izumi](https://appshunter.io/developer/1739007991) | [BitFlap LLC](https://appshunter.io/developer/1728158940) |

## What reviewers say

### おまかせエビングハウスくん

[App page](https://appshunter.io/ios/app/id6741511552)

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

**In-app purchases:** none


### Flips

[App page](https://appshunter.io/ios/app/flips-smart-flashcards/id6752226363)

This app uses spaced repetition flashcards to help you learn Japanese vocabulary and phrases. It prioritizes words you're likely to forget and offers various study modes to build consistent learning habits.

**Highlights:** Spaced repetition review, Flashcard and 4-choice modes, Progress tracking and mastery levels, Custom deck creation and import, Smart review reminders, Text-to-Speech pronunciation

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Pro Monthly | $5.99 | per month |
| Pro Yearly | $59.99 | per year |


## Frequently asked questions

### Is おまかせエビングハウスくん free?

おまかせエビングハウスくん is free to download, with no in-app purchases.

### Is Flips free?

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

### Do おまかせエビングハウスくん or Flips have ads?

Flips shows ads; おまかせエビングハウスくん does not.

### Which is updated more often, おまかせエビングハウスくん or Flips?

おまかせエビングハウスくん ships an update every 2 months, and Flips every 3 weeks. Most recently, おまかせエビングハウスくん was updated on October 25, 2026 and Flips on October 28, 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.*