# Math Drills Mental Arithmetic vs Nihongo Chat

The clearest difference is price: Nihongo Chat at Free against Math Drills Mental Arithmetic's $1.99. Math Drills Mental Arithmetic's advantage is iOS requirement (13.0 vs 17.0). On ads, in-app purchases and device support there is nothing between them.

Nihongo Chat is free to download; Math Drills Mental Arithmetic costs $1.99 up front. Neither carries in-app purchases, so what you see is what you pay.

## The numbers

| Metric | Math Drills Mental Arithmetic | Nihongo Chat |
| --- | --- | --- |
| Price | $1.99 | **Free** |
| Rating | — | **[5.0 (1 ratings)](https://appshunter.io/ios/app/nihongo-chat/id6789473488/reviews)** |
| Number of ratings | — | **1** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | — | Daily |
| Monetization | — | Paid |
| Size | 25 MB | 32 MB |
| Requires iOS | **13.0** | 17.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Xiamen City Fanyou Network Technology Co., Ltd.](https://appshunter.io/developer/1842524161) | [Tak Yan](https://appshunter.io/developer/6789473490) |

## What reviewers say

### Math Drills Mental Arithmetic

[App page](https://appshunter.io/ios/app/math-drills-mental-arithmetic/id6786557456)

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

**In-app purchases:** none


### Nihongo Chat

[App page](https://appshunter.io/ios/app/nihongo-chat/id6789473488)

Master Japanese vocabulary and grammar for all JLPT levels with a spaced repetition system. Build custom decks from a comprehensive dictionary and track your learning progress with daily check-ins and review calendars. Enjoy a privacy-focused, offline experience.

**Highlights:** Spaced Repetition System (SRS), JLPT Level Selection (N5-N1), Built-in Japanese Dictionary, Custom Deck Building, Daily Reminders & Streaks, Offline Functionality, Multiple-Choice Quiz Mode

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

**In-app purchases:** none


## Frequently asked questions

### Is Math Drills Mental Arithmetic free?

Math Drills Mental Arithmetic costs $1.99, with no in-app purchases.

### Is Nihongo Chat free?

Nihongo Chat is free to download, with no in-app purchases.

### Do Math Drills Mental Arithmetic or Nihongo Chat have ads?

Neither Math Drills Mental Arithmetic nor Nihongo Chat shows ads.

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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.*