# Bubuling Nihongo vs DeepFocus Study

The clearest difference is in-app purchases: DeepFocus Study at none against Bubuling Nihongo's 3. On price, update cadence, ads and device support there is nothing between them.

Both are free to download. Bubuling Nihongo sells 3 in-app purchases, starting at $0.99 per month. DeepFocus Study asks for nothing beyond the download.

Bubuling Nihongo ships an update fortnightly, DeepFocus Study weekly. The most recent releases landed on September 7, 2026 and September 8, 2026 respectively.

## The numbers

| Metric | Bubuling Nihongo | DeepFocus Study |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/bubuling-nihongo/id1618588210/reviews)** | — |
| Number of ratings | **1** | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Fortnightly | **Weekly** |
| Monetization | Freemium | — |
| Size | 165 MB | 6 MB |
| Requires iOS | 16.4 | **15.0** |
| Devices | iPhone, iPad | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Codingmiao PTE. LTD.](https://appshunter.io/developer/1842123649) | [Vladyslav Lavreniuk](https://appshunter.io/developer/1885541469) |

## What reviewers say

### Bubuling Nihongo

[App page](https://appshunter.io/ios/app/bubuling-nihongo/id1618588210)

This app helps you learn Japanese vocabulary through curated paths and interactive quizzes. It offers features like word lookups, handwriting input, and progress tracking to make studying efficient and engaging.

**Highlights:** Curated vocabulary study paths, Instant word lookups, Multiple quiz modes, Handwriting input for kanji, Progress tracking, Study reminders, Cross-device progress sync

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Pro (1 Month) | $0.99 | per month |
| Pro (1 Year) | $5.99 | per year |
| Pro (Lifetime) | $69.99 | one-time |


### DeepFocus Study

[App page](https://appshunter.io/ios/app/deepfocus-study/id6760655791)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Bubuling Nihongo free?

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

### Is DeepFocus Study free?

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

### Do Bubuling Nihongo or DeepFocus Study have ads?

Neither Bubuling Nihongo nor DeepFocus Study shows ads.

### Which is updated more often, Bubuling Nihongo or DeepFocus Study?

Bubuling Nihongo ships an update fortnightly, and DeepFocus Study weekly. Most recently, Bubuling Nihongo was updated on September 7, 2026 and DeepFocus Study on September 8, 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.*