# AIで理科学習 vs Pendy（ペンディ）

The clearest difference is ads: Pendy（ペンディ） at none against AIで理科学習's shown. AIで理科学習's advantage is device support (3 vs 1) and iOS requirement (13.0 vs 18.2). On price, update cadence and in-app purchases there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

Both ship on a similar rhythm, roughly every 2 days. The most recent releases landed on October 9, 2026 and October 17, 2026 respectively.

## The numbers

| Metric | AIで理科学習 | Pendy（ペンディ） |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | No | No |
| Ads | Yes | **No** |
| Update frequency | Every 2 days | Every 2 days |
| Monetization | — | Freemium |
| Size | 202 MB | 73 MB |
| Requires iOS | **13.0** | 18.2 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Kaito Tomooka](https://appshunter.io/developer/1847136005) | [Ryusei Okamoto](https://appshunter.io/developer/1775109038) |

## What reviewers say

### AIで理科学習

[App page](https://appshunter.io/ios/app/ai/id6754214732)

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

**In-app purchases:** none


### Pendy（ペンディ）

[App page](https://appshunter.io/ios/app/pendy/id6808060200)

This AI-powered learning app transforms lecture recordings, PDFs, and videos into organized notes. It automatically generates flashcards and quizzes, and allows users to ask questions directly about their notes. Users can also connect with a university community to share and import notes.

**Highlights:** AI-generated notes from lectures, Automatic flashcard and quiz creation, AI chat for note-based questions, University community for note sharing, Continuous learning streak tracking, Background note generation

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

**In-app purchases:** none


## Frequently asked questions

### Is AIで理科学習 free?

AIで理科学習 is free to download, with no in-app purchases.

### Is Pendy（ペンディ） free?

Pendy（ペンディ） is free to download, with no in-app purchases.

### Do AIで理科学習 or Pendy（ペンディ） have ads?

AIで理科学習 shows ads; Pendy（ペンディ） does not.

### Which is updated more often, AIで理科学習 or Pendy（ペンディ）?

AIで理科学習 ships an update every 2 days, and Pendy（ペンディ） every 2 days. Most recently, AIで理科学習 was updated on October 9, 2026 and Pendy（ペンディ） on October 17, 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.*