# N4 vs Lecture Studio

The clearest difference is review sentiment: Lecture Studio at 100% against N4's 0%. Lecture Studio also leads on price (Free vs $9.99) and update cadence (every 2 days vs every 6 months). On ads, in-app purchases and device support there is nothing between them.

Lecture Studio is free to download; N4 costs $9.99 up front. Neither carries in-app purchases, so what you see is what you pay.

N4 ships an update every 6 months, Lecture Studio every 2 days. The most recent releases landed on October 7, 2026 and September 22, 2026 respectively.

## The numbers

| Metric | N4 | Lecture Studio |
| --- | --- | --- |
| Price | $9.99 | **Free** |
| Rating | — | **[5.0 (2 ratings)](https://appshunter.io/ios/app/lecture-studio-ai-study-notes/id6761261911/reviews)** |
| Number of ratings | — | **2** |
| Positive reviews | 0.0% of reviews | **100.0% of reviews** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 6 months | **Every 2 days** |
| Monetization | Paid | **Free** |
| Size | 19 MB | 16 MB |
| Requires iOS | 26.0 | **17.0** |
| Devices | iPhone, iPad | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Yamase & Touwa Japanese Insititute](https://appshunter.io/developer/442115304) | [Pankaj Gaikar](https://appshunter.io/developer/1585561446) |

## What reviewers say

### N4

[App page](https://appshunter.io/ios/app/n4/id495496641)

Master JLPT N4 grammar with this app. It organizes sentence patterns with clear explanations in Chinese and provides practice questions. Easily mark difficult words for review to improve your exam performance.

**Highlights:** JLPT N4 grammar organization, Detailed sentence pattern explanations, Chinese language explanations, Word marking for review, Over 300 practice questions

**Features:** Vision Pro support

**In-app purchases:** none


### Lecture Studio

[App page](https://appshunter.io/ios/app/lecture-studio-ai-study-notes/id6761261911)

Record lectures, generate searchable transcripts, and create AI-powered study materials like summaries, flashcards, and quizzes. All processing happens privately on your device, ensuring your content remains yours.

**Highlights:** On-device lecture recording, Searchable transcripts, AI-generated summaries, Flashcard creation, Customizable quizzes, Cross-device sync via iCloud

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

**In-app purchases:** none


## Frequently asked questions

### Is N4 free?

N4 costs $9.99, with no in-app purchases.

### Is Lecture Studio free?

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

### Do N4 or Lecture Studio have ads?

Neither N4 nor Lecture Studio shows ads.

### Which is updated more often, N4 or Lecture Studio?

N4 ships an update every 6 months, and Lecture Studio every 2 days. Most recently, N4 was updated on October 7, 2026 and Lecture Studio on September 22, 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.*