# ビジネス英語の新人研修Prime 〜基本のフレーズを完全マスター！〜 vs IRODORI Practice

The clearest difference is review sentiment: IRODORI Practice at 75% against ビジネス英語の新人研修Prime 〜基本のフレーズを完全マスター！〜's 50%. ビジネス英語の新人研修Prime 〜基本のフレーズを完全マスター！〜's advantage is update cadence (every 4 weeks vs every 3 months) and iOS requirement (7.0 vs 18.0). On price, ads, in-app purchases and monetization model there is nothing between them.

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

ビジネス英語の新人研修Prime 〜基本のフレーズを完全マスター！〜 ships an update every 4 weeks, IRODORI Practice every 3 months. The most recent releases landed on October 10, 2026 and October 15, 2026 respectively.

## The numbers

| Metric | ビジネス英語の新人研修Prime 〜基本のフレーズを完全マスター！〜 | IRODORI Practice |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[4.3 (7 ratings)](https://appshunter.io/ios/app/irodori-practice/id1609046625/reviews)** |
| Number of ratings | — | **7** |
| Positive reviews | 50.0% of reviews | **75.0% of reviews** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 4 weeks** | Every 3 months |
| Monetization | Free | Free |
| Size | 4 MB | 207 MB |
| Requires iOS | **7.0** | 18.0 |
| Devices | iPhone, iPod | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [The Japan Times Publishing, Ltd.](https://appshunter.io/developer/1478996338) | [The Japan Foundation Japanese-Language Institute, Kansai](https://appshunter.io/developer/1023654861) |

## What reviewers say

### ビジネス英語の新人研修Prime 〜基本のフレーズを完全マスター！〜

[App page](https://appshunter.io/ios/app/prime/id820936408)

Enhance your business English skills with this companion app for a popular book series. Master essential phrases for effective communication in professional settings through audio playback and flexible repetition options.

**Highlights:** Audio playback of essential business phrases, Companion to 'Business English Training for New Employees Prime' book series, Repeat playback by chapter, track, or phrase, Learn phrases for immediate understanding by native speakers, Convenient learning on the go

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

**In-app purchases:** none


### IRODORI Practice

[App page](https://appshunter.io/ios/app/irodori-practice/id1609046625)

This app aids in learning Japanese vocabulary, kanji, grammar, and expressions from the IRODORI Japanese Online Course. It offers various practice methods like flashcards and typing to reinforce learning in specific areas.

**Highlights:** Practice words, kanji, grammar, and expressions, Focus on specific lessons or categories, Flashcard practice method, Typing practice method, Multiple choice practice method

**Features:** Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is ビジネス英語の新人研修Prime 〜基本のフレーズを完全マスター！〜 free?

ビジネス英語の新人研修Prime 〜基本のフレーズを完全マスター！〜 is free to download, with no in-app purchases.

### Is IRODORI Practice free?

IRODORI Practice is free to download, with no in-app purchases.

### Do ビジネス英語の新人研修Prime 〜基本のフレーズを完全マスター！〜 or IRODORI Practice have ads?

Neither ビジネス英語の新人研修Prime 〜基本のフレーズを完全マスター！〜 nor IRODORI Practice shows ads.

### Which is updated more often, ビジネス英語の新人研修Prime 〜基本のフレーズを完全マスター！〜 or IRODORI Practice?

ビジネス英語の新人研修Prime 〜基本のフレーズを完全マスター！〜 ships an update every 4 weeks, and IRODORI Practice every 3 months. Most recently, ビジネス英語の新人研修Prime 〜基本のフレーズを完全マスター！〜 was updated on October 10, 2026 and IRODORI Practice on October 15, 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.*