# Mugi vs Echotter

The clearest difference is in-app purchases: Mugi at none against Echotter's 6. Mugi also leads on update cadence (daily vs every 5 days) and iOS requirement (15.1 vs 17.0). On price, ads and device support there is nothing between them.

Both are free to download. Echotter sells 6 in-app purchases, starting at $2.99 per month. Mugi asks for nothing beyond the download.

Mugi ships an update daily, Echotter every 5 days. The most recent releases landed on October 8, 2026 and October 9, 2026 respectively.

## The numbers

| Metric | Mugi | Echotter |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/mugi-ai/id6762441510/reviews)** | — |
| Number of ratings | **1** | — |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | **Daily** | Every 5 days |
| Monetization | Free | — |
| Size | 94 MB | 12 MB |
| Requires iOS | **15.1** | 17.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [业锋 王](https://appshunter.io/developer/1603789266) | [Yanlu Li](https://appshunter.io/developer/6806027595) |

## What reviewers say

### Mugi

[App page](https://appshunter.io/ios/app/mugi-ai/id6762441510)

This AI-powered companion helps you deeply understand Japanese sentences from various sources like anime, dramas, or study materials. It provides detailed analysis, including word segmentation, grammar identification, and translation, with features like OCR and pronunciation.

**Highlights:** AI deep syntactic analysis, Word segmentation and part-of-speech tagging, Grammar and sentence pattern recognition, OCR for text recognition from images/screenshots, Native pronunciation playback, Vocabulary notebook with spaced repetition, Customizable AI model integration

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

**In-app purchases:** none


### Echotter

[App page](https://appshunter.io/ios/app/echotter/id6806027593)

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

**In-app purchases (6)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Lite Monthly | $2.99 | per month |
| Core Monthly | $4.99 | per month |
| Deep Monthly | $9.99 | per month |
| Lite Yearly | $14.99 | per year |
| Core Yearly | $24.99 | per year |
| Deep Yearly | $49.99 | per year |


## Frequently asked questions

### Is Mugi free?

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

### Is Echotter free?

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

### Do Mugi or Echotter have ads?

Neither Mugi nor Echotter shows ads.

### Which is updated more often, Mugi or Echotter?

Mugi ships an update daily, and Echotter every 5 days. Most recently, Mugi was updated on October 8, 2026 and Echotter on October 9, 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.*